./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product64.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_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/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_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product64.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/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_6b246218-a6f4-47d8-8127-0c72c7e82e4c/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 c6b9b08cafcd1ede2e2b3a8fb1be067350eaac45a7dc4fb4db0fb4cb0fdccd74 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:25:52,173 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:25:52,177 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:25:52,257 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:25:52,258 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:25:52,259 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:25:52,268 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:25:52,274 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:25:52,278 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:25:52,286 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:25:52,288 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:25:52,290 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:25:52,291 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:25:52,295 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:25:52,300 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:25:52,304 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:25:52,308 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:25:52,309 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:25:52,318 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:25:52,329 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:25:52,331 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:25:52,334 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:25:52,339 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:25:52,340 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:25:52,348 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:25:52,348 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:25:52,349 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:25:52,352 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:25:52,353 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:25:52,355 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:25:52,355 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:25:52,357 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:25:52,359 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:25:52,361 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:25:52,364 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:25:52,364 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:25:52,365 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:25:52,365 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:25:52,366 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:25:52,367 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:25:52,368 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:25:52,369 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-07 01:25:52,429 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:25:52,429 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:25:52,432 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:25:52,432 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:25:52,433 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:25:52,433 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:25:52,433 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:25:52,433 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:25:52,434 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:25:52,434 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:25:52,435 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:25:52,436 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:25:52,436 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:25:52,436 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:25:52,437 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:25:52,438 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:25:52,438 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 01:25:52,438 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:25:52,438 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 01:25:52,439 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:25:52,439 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:25:52,439 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:25:52,440 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:25:52,440 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:25:52,440 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 01:25:52,440 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:25:52,441 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:25:52,441 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:25:52,441 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:25:52,443 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:25:52,444 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:25:52,444 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:25:52,445 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:25:52,445 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:25:52,445 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:25:52,445 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:25:52,446 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:25:52,446 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:25:52,446 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:25:52,446 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_6b246218-a6f4-47d8-8127-0c72c7e82e4c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c6b9b08cafcd1ede2e2b3a8fb1be067350eaac45a7dc4fb4db0fb4cb0fdccd74 [2021-11-07 01:25:52,892 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:25:52,930 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:25:52,933 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:25:52,935 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:25:52,935 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:25:52,937 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/product-lines/minepump_spec1_product64.cil.c [2021-11-07 01:25:53,032 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/data/9b93c5fb3/0bb5407b8640451e89c9e9901d051fe3/FLAG65cec6094 [2021-11-07 01:25:53,739 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:25:53,740 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/sv-benchmarks/c/product-lines/minepump_spec1_product64.cil.c [2021-11-07 01:25:53,762 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/data/9b93c5fb3/0bb5407b8640451e89c9e9901d051fe3/FLAG65cec6094 [2021-11-07 01:25:54,031 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/data/9b93c5fb3/0bb5407b8640451e89c9e9901d051fe3 [2021-11-07 01:25:54,038 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:25:54,040 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:25:54,043 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:25:54,043 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:25:54,047 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:25:54,049 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:25:54" (1/1) ... [2021-11-07 01:25:54,050 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26fbc9fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:25:54, skipping insertion in model container [2021-11-07 01:25:54,051 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:25:54" (1/1) ... [2021-11-07 01:25:54,060 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:25:54,141 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:25:54,371 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_6b246218-a6f4-47d8-8127-0c72c7e82e4c/sv-benchmarks/c/product-lines/minepump_spec1_product64.cil.c[1605,1618] [2021-11-07 01:25:54,538 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:25:54,567 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 01:25:54,567 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@419e7908 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:25:54, skipping insertion in model container [2021-11-07 01:25:54,568 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:25:54,568 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:25:54,571 INFO L168 Benchmark]: Toolchain (without parser) took 529.22 ms. Allocated memory was 86.0 MB in the beginning and 107.0 MB in the end (delta: 21.0 MB). Free memory was 48.5 MB in the beginning and 78.8 MB in the end (delta: -30.4 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-11-07 01:25:54,573 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 86.0 MB. Free memory was 65.6 MB in the beginning and 65.5 MB in the end (delta: 84.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:25:54,574 INFO L168 Benchmark]: CACSL2BoogieTranslator took 525.53 ms. Allocated memory was 86.0 MB in the beginning and 107.0 MB in the end (delta: 21.0 MB). Free memory was 48.3 MB in the beginning and 78.8 MB in the end (delta: -30.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-11-07 01:25:54,576 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 86.0 MB. Free memory was 65.6 MB in the beginning and 65.5 MB in the end (delta: 84.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 525.53 ms. Allocated memory was 86.0 MB in the beginning and 107.0 MB in the end (delta: 21.0 MB). Free memory was 48.3 MB in the beginning and 78.8 MB in the end (delta: -30.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 153]: 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_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/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_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product64.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/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_6b246218-a6f4-47d8-8127-0c72c7e82e4c/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 c6b9b08cafcd1ede2e2b3a8fb1be067350eaac45a7dc4fb4db0fb4cb0fdccd74 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:25:57,188 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:25:57,191 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:25:57,255 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:25:57,256 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:25:57,260 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:25:57,262 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:25:57,266 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:25:57,269 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:25:57,277 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:25:57,278 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:25:57,280 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:25:57,280 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:25:57,283 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:25:57,285 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:25:57,290 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:25:57,292 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:25:57,293 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:25:57,306 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:25:57,308 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:25:57,310 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:25:57,312 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:25:57,314 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:25:57,315 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:25:57,319 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:25:57,319 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:25:57,320 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:25:57,321 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:25:57,321 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:25:57,323 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:25:57,323 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:25:57,324 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:25:57,325 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:25:57,326 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:25:57,327 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:25:57,327 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:25:57,328 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:25:57,328 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:25:57,328 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:25:57,329 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:25:57,330 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:25:57,331 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-07 01:25:57,357 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:25:57,357 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:25:57,358 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:25:57,358 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:25:57,359 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:25:57,359 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:25:57,359 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:25:57,359 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:25:57,359 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:25:57,360 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:25:57,361 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 01:25:57,361 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 01:25:57,361 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:25:57,361 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:25:57,361 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:25:57,362 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:25:57,362 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:25:57,362 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 01:25:57,362 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 01:25:57,363 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 01:25:57,363 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:25:57,363 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:25:57,363 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:25:57,363 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:25:57,364 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 01:25:57,364 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:25:57,364 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:25:57,364 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:25:57,365 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:25:57,365 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:25:57,365 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 01:25:57,365 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 01:25:57,366 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:25:57,366 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:25:57,366 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:25:57,366 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_6b246218-a6f4-47d8-8127-0c72c7e82e4c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c6b9b08cafcd1ede2e2b3a8fb1be067350eaac45a7dc4fb4db0fb4cb0fdccd74 [2021-11-07 01:25:57,713 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:25:57,753 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:25:57,756 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:25:57,757 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:25:57,758 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:25:57,761 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/product-lines/minepump_spec1_product64.cil.c [2021-11-07 01:25:57,850 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/data/c373ef069/fb9ba9dba21b455789bc1c8c3127a7a6/FLAG2e8aea9c0 [2021-11-07 01:25:58,646 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:25:58,646 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/sv-benchmarks/c/product-lines/minepump_spec1_product64.cil.c [2021-11-07 01:25:58,671 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/data/c373ef069/fb9ba9dba21b455789bc1c8c3127a7a6/FLAG2e8aea9c0 [2021-11-07 01:25:58,691 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/data/c373ef069/fb9ba9dba21b455789bc1c8c3127a7a6 [2021-11-07 01:25:58,698 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:25:58,701 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:25:58,705 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:25:58,705 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:25:58,710 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:25:58,710 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:25:58" (1/1) ... [2021-11-07 01:25:58,713 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53eaf7d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:25:58, skipping insertion in model container [2021-11-07 01:25:58,713 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:25:58" (1/1) ... [2021-11-07 01:25:58,724 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:25:58,801 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:25:58,954 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_6b246218-a6f4-47d8-8127-0c72c7e82e4c/sv-benchmarks/c/product-lines/minepump_spec1_product64.cil.c[1605,1618] [2021-11-07 01:25:59,159 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:25:59,175 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-07 01:25:59,184 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:25:59,189 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_6b246218-a6f4-47d8-8127-0c72c7e82e4c/sv-benchmarks/c/product-lines/minepump_spec1_product64.cil.c[1605,1618] [2021-11-07 01:25:59,271 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:25:59,277 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 01:25:59,293 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_6b246218-a6f4-47d8-8127-0c72c7e82e4c/sv-benchmarks/c/product-lines/minepump_spec1_product64.cil.c[1605,1618] [2021-11-07 01:25:59,406 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:25:59,430 INFO L208 MainTranslator]: Completed translation [2021-11-07 01:25:59,431 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:25:59 WrapperNode [2021-11-07 01:25:59,431 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:25:59,432 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 01:25:59,432 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 01:25:59,433 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 01:25:59,440 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:25:59" (1/1) ... [2021-11-07 01:25:59,475 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:25:59" (1/1) ... [2021-11-07 01:25:59,561 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 01:25:59,563 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 01:25:59,563 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 01:25:59,563 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 01:25:59,578 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:25:59" (1/1) ... [2021-11-07 01:25:59,578 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:25:59" (1/1) ... [2021-11-07 01:25:59,593 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:25:59" (1/1) ... [2021-11-07 01:25:59,594 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:25:59" (1/1) ... [2021-11-07 01:25:59,636 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:25:59" (1/1) ... [2021-11-07 01:25:59,667 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:25:59" (1/1) ... [2021-11-07 01:25:59,682 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:25:59" (1/1) ... [2021-11-07 01:25:59,692 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 01:25:59,693 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 01:25:59,697 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 01:25:59,700 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 01:25:59,701 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:25:59" (1/1) ... [2021-11-07 01:25:59,709 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:25:59,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:25:59,737 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 01:25:59,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 01:25:59,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 01:25:59,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-07 01:25:59,799 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 01:25:59,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 01:26:03,123 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 01:26:03,124 INFO L299 CfgBuilder]: Removed 354 assume(true) statements. [2021-11-07 01:26:03,127 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:26:03 BoogieIcfgContainer [2021-11-07 01:26:03,127 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 01:26:03,129 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 01:26:03,129 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 01:26:03,133 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 01:26:03,133 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:25:58" (1/3) ... [2021-11-07 01:26:03,134 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64a2f49e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:26:03, skipping insertion in model container [2021-11-07 01:26:03,135 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:25:59" (2/3) ... [2021-11-07 01:26:03,135 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64a2f49e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:26:03, skipping insertion in model container [2021-11-07 01:26:03,135 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:26:03" (3/3) ... [2021-11-07 01:26:03,137 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product64.cil.c [2021-11-07 01:26:03,144 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 01:26:03,144 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-07 01:26:03,204 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 01:26:03,213 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 01:26:03,213 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-07 01:26:03,242 INFO L276 IsEmpty]: Start isEmpty. Operand has 227 states, 223 states have (on average 1.5201793721973094) internal successors, (339), 226 states have internal predecessors, (339), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:26:03,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-07 01:26:03,267 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:26:03,268 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:26:03,269 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 01:26:03,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:26:03,274 INFO L85 PathProgramCache]: Analyzing trace with hash -1807762564, now seen corresponding path program 1 times [2021-11-07 01:26:03,289 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:26:03,290 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [658289278] [2021-11-07 01:26:03,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:26:03,291 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:26:03,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:26:03,294 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:26:03,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-07 01:26:03,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:26:03,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-07 01:26:03,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:26:03,626 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 01:26:03,626 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:26:03,687 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 01:26:03,688 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:26:03,688 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [658289278] [2021-11-07 01:26:03,689 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [658289278] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:26:03,689 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:26:03,690 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-07 01:26:03,692 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1668370576] [2021-11-07 01:26:03,697 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-07 01:26:03,698 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:26:03,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-07 01:26:03,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 01:26:03,719 INFO L87 Difference]: Start difference. First operand has 227 states, 223 states have (on average 1.5201793721973094) internal successors, (339), 226 states have internal predecessors, (339), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:26:03,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:26:03,794 INFO L93 Difference]: Finished difference Result 448 states and 671 transitions. [2021-11-07 01:26:03,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 01:26:03,796 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-11-07 01:26:03,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:26:03,810 INFO L225 Difference]: With dead ends: 448 [2021-11-07 01:26:03,811 INFO L226 Difference]: Without dead ends: 223 [2021-11-07 01:26:03,815 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 01:26:03,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2021-11-07 01:26:03,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 223. [2021-11-07 01:26:03,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 223 states, 220 states have (on average 1.4863636363636363) internal successors, (327), 222 states have internal predecessors, (327), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:26:03,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 327 transitions. [2021-11-07 01:26:03,870 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 327 transitions. Word has length 16 [2021-11-07 01:26:03,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:26:03,871 INFO L470 AbstractCegarLoop]: Abstraction has 223 states and 327 transitions. [2021-11-07 01:26:03,871 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:26:03,871 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 327 transitions. [2021-11-07 01:26:03,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-07 01:26:03,873 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:26:03,873 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:26:03,892 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-07 01:26:04,087 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:26:04,088 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 01:26:04,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:26:04,095 INFO L85 PathProgramCache]: Analyzing trace with hash 1440447835, now seen corresponding path program 1 times [2021-11-07 01:26:04,096 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:26:04,097 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [796708884] [2021-11-07 01:26:04,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:26:04,098 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:26:04,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:26:04,099 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:26:04,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-07 01:26:04,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:26:04,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:26:04,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:26:04,422 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 01:26:04,423 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:26:04,493 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 01:26:04,494 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:26:04,494 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [796708884] [2021-11-07 01:26:04,495 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [796708884] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:26:04,495 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:26:04,495 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 01:26:04,495 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [785158484] [2021-11-07 01:26:04,498 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:26:04,498 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:26:04,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:26:04,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:26:04,504 INFO L87 Difference]: Start difference. First operand 223 states and 327 transitions. Second operand has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:26:04,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:26:04,555 INFO L93 Difference]: Finished difference Result 223 states and 327 transitions. [2021-11-07 01:26:04,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:26:04,556 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-11-07 01:26:04,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:26:04,560 INFO L225 Difference]: With dead ends: 223 [2021-11-07 01:26:04,561 INFO L226 Difference]: Without dead ends: 85 [2021-11-07 01:26:04,563 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:26:04,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2021-11-07 01:26:04,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2021-11-07 01:26:04,579 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 01:26:04,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 124 transitions. [2021-11-07 01:26:04,581 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 124 transitions. Word has length 17 [2021-11-07 01:26:04,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:26:04,582 INFO L470 AbstractCegarLoop]: Abstraction has 85 states and 124 transitions. [2021-11-07 01:26:04,582 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:26:04,583 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 124 transitions. [2021-11-07 01:26:04,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-07 01:26:04,584 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:26:04,590 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:26:04,607 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Ended with exit code 0 [2021-11-07 01:26:04,804 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:26:04,804 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 01:26:04,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:26:04,805 INFO L85 PathProgramCache]: Analyzing trace with hash -1020108702, now seen corresponding path program 1 times [2021-11-07 01:26:04,805 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:26:04,806 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [855563789] [2021-11-07 01:26:04,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:26:04,806 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:26:04,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:26:04,808 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:26:04,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-07 01:26:05,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:26:05,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:26:05,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:26:05,107 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 01:26:05,107 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:26:05,176 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 01:26:05,176 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:26:05,177 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [855563789] [2021-11-07 01:26:05,177 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [855563789] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:26:05,177 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:26:05,177 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 01:26:05,178 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1006937332] [2021-11-07 01:26:05,178 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:26:05,179 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:26:05,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:26:05,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:26:05,181 INFO L87 Difference]: Start difference. First operand 85 states and 124 transitions. Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:26:05,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:26:05,248 INFO L93 Difference]: Finished difference Result 266 states and 394 transitions. [2021-11-07 01:26:05,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 01:26:05,249 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-11-07 01:26:05,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:26:05,251 INFO L225 Difference]: With dead ends: 266 [2021-11-07 01:26:05,252 INFO L226 Difference]: Without dead ends: 187 [2021-11-07 01:26:05,254 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:26:05,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2021-11-07 01:26:05,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 104. [2021-11-07 01:26:05,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 103 states have (on average 1.4854368932038835) internal successors, (153), 103 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:26:05,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 153 transitions. [2021-11-07 01:26:05,281 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 153 transitions. Word has length 22 [2021-11-07 01:26:05,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:26:05,282 INFO L470 AbstractCegarLoop]: Abstraction has 104 states and 153 transitions. [2021-11-07 01:26:05,283 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:26:05,283 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 153 transitions. [2021-11-07 01:26:05,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-07 01:26:05,287 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:26:05,287 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:26:05,309 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-07 01:26:05,509 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:26:05,509 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 01:26:05,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:26:05,510 INFO L85 PathProgramCache]: Analyzing trace with hash -1236801791, now seen corresponding path program 1 times [2021-11-07 01:26:05,511 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:26:05,511 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1320819728] [2021-11-07 01:26:05,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:26:05,512 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:26:05,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:26:05,513 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:26:05,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-07 01:26:05,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:26:05,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:26:05,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:26:05,940 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 01:26:05,940 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:26:06,008 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 01:26:06,008 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:26:06,009 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1320819728] [2021-11-07 01:26:06,009 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1320819728] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:26:06,009 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:26:06,009 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-07 01:26:06,010 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1658558505] [2021-11-07 01:26:06,010 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 01:26:06,010 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:26:06,011 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 01:26:06,011 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 01:26:06,012 INFO L87 Difference]: Start difference. First operand 104 states and 153 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:26:06,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:26:06,088 INFO L93 Difference]: Finished difference Result 208 states and 308 transitions. [2021-11-07 01:26:06,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:26:06,093 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2021-11-07 01:26:06,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:26:06,094 INFO L225 Difference]: With dead ends: 208 [2021-11-07 01:26:06,094 INFO L226 Difference]: Without dead ends: 110 [2021-11-07 01:26:06,095 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 01:26:06,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2021-11-07 01:26:06,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 108. [2021-11-07 01:26:06,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 107 states have (on average 1.4299065420560748) internal successors, (153), 107 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:26:06,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 153 transitions. [2021-11-07 01:26:06,107 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 153 transitions. Word has length 25 [2021-11-07 01:26:06,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:26:06,108 INFO L470 AbstractCegarLoop]: Abstraction has 108 states and 153 transitions. [2021-11-07 01:26:06,108 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:26:06,108 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 153 transitions. [2021-11-07 01:26:06,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-07 01:26:06,109 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:26:06,110 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:26:06,129 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-07 01:26:06,332 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:26:06,332 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 01:26:06,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:26:06,333 INFO L85 PathProgramCache]: Analyzing trace with hash -1574884233, now seen corresponding path program 1 times [2021-11-07 01:26:06,334 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:26:06,334 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [144962999] [2021-11-07 01:26:06,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:26:06,334 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:26:06,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:26:06,335 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:26:06,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-07 01:26:06,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:26:06,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:26:06,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:26:06,713 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 01:26:06,713 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:26:06,839 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 01:26:06,840 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:26:06,841 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [144962999] [2021-11-07 01:26:06,845 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [144962999] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:26:06,845 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:26:06,845 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-11-07 01:26:06,846 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463453024] [2021-11-07 01:26:06,846 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 01:26:06,847 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:26:06,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 01:26:06,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 01:26:06,851 INFO L87 Difference]: Start difference. First operand 108 states and 153 transitions. Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:26:07,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:26:07,040 INFO L93 Difference]: Finished difference Result 527 states and 760 transitions. [2021-11-07 01:26:07,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-07 01:26:07,041 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2021-11-07 01:26:07,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:26:07,044 INFO L225 Difference]: With dead ends: 527 [2021-11-07 01:26:07,044 INFO L226 Difference]: Without dead ends: 425 [2021-11-07 01:26:07,045 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-11-07 01:26:07,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 425 states. [2021-11-07 01:26:07,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 425 to 202. [2021-11-07 01:26:07,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 202 states, 201 states have (on average 1.4129353233830846) internal successors, (284), 201 states have internal predecessors, (284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:26:07,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 284 transitions. [2021-11-07 01:26:07,081 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 284 transitions. Word has length 25 [2021-11-07 01:26:07,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:26:07,082 INFO L470 AbstractCegarLoop]: Abstraction has 202 states and 284 transitions. [2021-11-07 01:26:07,082 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:26:07,082 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 284 transitions. [2021-11-07 01:26:07,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-07 01:26:07,085 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:26:07,086 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:26:07,101 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-07 01:26:07,302 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:26:07,302 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 01:26:07,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:26:07,303 INFO L85 PathProgramCache]: Analyzing trace with hash -1778691327, now seen corresponding path program 1 times [2021-11-07 01:26:07,303 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:26:07,303 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1369600369] [2021-11-07 01:26:07,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:26:07,304 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:26:07,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:26:07,305 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:26:07,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-07 01:26:07,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:26:07,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:26:07,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:26:07,756 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 01:26:07,756 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:26:07,830 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 01:26:07,830 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:26:07,831 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1369600369] [2021-11-07 01:26:07,831 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1369600369] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:26:07,831 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:26:07,831 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-07 01:26:07,832 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1624815962] [2021-11-07 01:26:07,835 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 01:26:07,835 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:26:07,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 01:26:07,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 01:26:07,837 INFO L87 Difference]: Start difference. First operand 202 states and 284 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:26:08,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:26:08,095 INFO L93 Difference]: Finished difference Result 582 states and 821 transitions. [2021-11-07 01:26:08,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-07 01:26:08,096 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-11-07 01:26:08,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:26:08,100 INFO L225 Difference]: With dead ends: 582 [2021-11-07 01:26:08,101 INFO L226 Difference]: Without dead ends: 580 [2021-11-07 01:26:08,102 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-11-07 01:26:08,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 580 states. [2021-11-07 01:26:08,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 580 to 202. [2021-11-07 01:26:08,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 202 states, 201 states have (on average 1.4029850746268657) internal successors, (282), 201 states have internal predecessors, (282), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:26:08,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 282 transitions. [2021-11-07 01:26:08,153 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 282 transitions. Word has length 26 [2021-11-07 01:26:08,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:26:08,153 INFO L470 AbstractCegarLoop]: Abstraction has 202 states and 282 transitions. [2021-11-07 01:26:08,154 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:26:08,154 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 282 transitions. [2021-11-07 01:26:08,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-07 01:26:08,160 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:26:08,161 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:26:08,182 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (7)] Ended with exit code 0 [2021-11-07 01:26:08,383 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:26:08,384 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 01:26:08,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:26:08,385 INFO L85 PathProgramCache]: Analyzing trace with hash -140112457, now seen corresponding path program 1 times [2021-11-07 01:26:08,385 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:26:08,386 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [267226207] [2021-11-07 01:26:08,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:26:08,386 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:26:08,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:26:08,388 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:26:08,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-07 01:26:08,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:26:08,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:26:08,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:26:08,809 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 01:26:08,810 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:26:08,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:26:08,904 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:26:08,904 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [267226207] [2021-11-07 01:26:08,905 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [267226207] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:26:08,905 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:26:08,905 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-07 01:26:08,906 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [887087475] [2021-11-07 01:26:08,906 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 01:26:08,906 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:26:08,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 01:26:08,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 01:26:08,908 INFO L87 Difference]: Start difference. First operand 202 states and 282 transitions. Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:26:09,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:26:09,049 INFO L93 Difference]: Finished difference Result 570 states and 788 transitions. [2021-11-07 01:26:09,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 01:26:09,050 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-11-07 01:26:09,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:26:09,053 INFO L225 Difference]: With dead ends: 570 [2021-11-07 01:26:09,054 INFO L226 Difference]: Without dead ends: 374 [2021-11-07 01:26:09,054 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-07 01:26:09,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 374 states. [2021-11-07 01:26:09,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 374 to 220. [2021-11-07 01:26:09,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 220 states, 219 states have (on average 1.36986301369863) internal successors, (300), 219 states have internal predecessors, (300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:26:09,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 300 transitions. [2021-11-07 01:26:09,088 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 300 transitions. Word has length 35 [2021-11-07 01:26:09,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:26:09,088 INFO L470 AbstractCegarLoop]: Abstraction has 220 states and 300 transitions. [2021-11-07 01:26:09,088 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:26:09,089 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 300 transitions. [2021-11-07 01:26:09,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-07 01:26:09,090 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:26:09,090 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:26:09,109 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-11-07 01:26:09,304 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:26:09,305 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 01:26:09,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:26:09,306 INFO L85 PathProgramCache]: Analyzing trace with hash -726918471, now seen corresponding path program 1 times [2021-11-07 01:26:09,306 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:26:09,307 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [277637536] [2021-11-07 01:26:09,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:26:09,307 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:26:09,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:26:09,309 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:26:09,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-11-07 01:26:09,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:26:09,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 01:26:09,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:26:09,684 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 01:26:09,685 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:26:09,790 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 01:26:09,790 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:26:09,790 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [277637536] [2021-11-07 01:26:09,791 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [277637536] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:26:09,791 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:26:09,791 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-11-07 01:26:09,792 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2010147826] [2021-11-07 01:26:09,792 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-07 01:26:09,792 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:26:09,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-07 01:26:09,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-07 01:26:09,794 INFO L87 Difference]: Start difference. First operand 220 states and 300 transitions. Second operand has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:26:09,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:26:09,921 INFO L93 Difference]: Finished difference Result 620 states and 838 transitions. [2021-11-07 01:26:09,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 01:26:09,922 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-11-07 01:26:09,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:26:09,925 INFO L225 Difference]: With dead ends: 620 [2021-11-07 01:26:09,925 INFO L226 Difference]: Without dead ends: 406 [2021-11-07 01:26:09,926 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-07 01:26:09,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 406 states. [2021-11-07 01:26:09,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 406 to 232. [2021-11-07 01:26:09,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 232 states, 231 states have (on average 1.3506493506493507) internal successors, (312), 231 states have internal predecessors, (312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:26:09,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 312 transitions. [2021-11-07 01:26:09,962 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 312 transitions. Word has length 35 [2021-11-07 01:26:09,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:26:09,962 INFO L470 AbstractCegarLoop]: Abstraction has 232 states and 312 transitions. [2021-11-07 01:26:09,963 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:26:09,963 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 312 transitions. [2021-11-07 01:26:09,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-07 01:26:09,964 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:26:09,964 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:26:09,981 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-11-07 01:26:10,179 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:26:10,179 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 01:26:10,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:26:10,180 INFO L85 PathProgramCache]: Analyzing trace with hash -2006782149, now seen corresponding path program 1 times [2021-11-07 01:26:10,181 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:26:10,181 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1581975592] [2021-11-07 01:26:10,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:26:10,182 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:26:10,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:26:10,183 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:26:10,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-11-07 01:26:10,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:26:10,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:26:10,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:26:10,619 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 01:26:10,619 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:26:10,737 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 01:26:10,737 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:26:10,737 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1581975592] [2021-11-07 01:26:10,737 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1581975592] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:26:10,738 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:26:10,738 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-11-07 01:26:10,738 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [504647351] [2021-11-07 01:26:10,738 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:26:10,739 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:26:10,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:26:10,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:26:10,740 INFO L87 Difference]: Start difference. First operand 232 states and 312 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:26:10,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:26:10,869 INFO L93 Difference]: Finished difference Result 714 states and 964 transitions. [2021-11-07 01:26:10,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 01:26:10,870 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-11-07 01:26:10,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:26:10,873 INFO L225 Difference]: With dead ends: 714 [2021-11-07 01:26:10,873 INFO L226 Difference]: Without dead ends: 488 [2021-11-07 01:26:10,874 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:26:10,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 488 states. [2021-11-07 01:26:10,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 488 to 396. [2021-11-07 01:26:10,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 396 states, 395 states have (on average 1.3341772151898734) internal successors, (527), 395 states have internal predecessors, (527), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:26:10,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 396 states and 527 transitions. [2021-11-07 01:26:10,927 INFO L78 Accepts]: Start accepts. Automaton has 396 states and 527 transitions. Word has length 35 [2021-11-07 01:26:10,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:26:10,928 INFO L470 AbstractCegarLoop]: Abstraction has 396 states and 527 transitions. [2021-11-07 01:26:10,928 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:26:10,928 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 527 transitions. [2021-11-07 01:26:10,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-07 01:26:10,930 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:26:10,930 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:26:10,944 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-11-07 01:26:11,144 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:26:11,144 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 01:26:11,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:26:11,145 INFO L85 PathProgramCache]: Analyzing trace with hash 2053051901, now seen corresponding path program 1 times [2021-11-07 01:26:11,145 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:26:11,146 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1955425789] [2021-11-07 01:26:11,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:26:11,146 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:26:11,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:26:11,147 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:26:11,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-11-07 01:26:11,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:26:11,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 01:26:11,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:26:11,608 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 01:26:11,608 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:26:11,753 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 01:26:11,753 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:26:11,753 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1955425789] [2021-11-07 01:26:11,753 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1955425789] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:26:11,753 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:26:11,754 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-11-07 01:26:11,754 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1037626440] [2021-11-07 01:26:11,754 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-07 01:26:11,754 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:26:11,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-07 01:26:11,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-11-07 01:26:11,755 INFO L87 Difference]: Start difference. First operand 396 states and 527 transitions. Second operand has 10 states, 10 states have (on average 5.3) internal successors, (53), 10 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:26:13,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:26:13,745 INFO L93 Difference]: Finished difference Result 1768 states and 2320 transitions. [2021-11-07 01:26:13,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-11-07 01:26:13,746 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.3) internal successors, (53), 10 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2021-11-07 01:26:13,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:26:13,754 INFO L225 Difference]: With dead ends: 1768 [2021-11-07 01:26:13,754 INFO L226 Difference]: Without dead ends: 1378 [2021-11-07 01:26:13,755 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=118, Invalid=302, Unknown=0, NotChecked=0, Total=420 [2021-11-07 01:26:13,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1378 states. [2021-11-07 01:26:13,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1378 to 396. [2021-11-07 01:26:13,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 396 states, 395 states have (on average 1.3113924050632912) internal successors, (518), 395 states have internal predecessors, (518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:26:13,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 396 states and 518 transitions. [2021-11-07 01:26:13,823 INFO L78 Accepts]: Start accepts. Automaton has 396 states and 518 transitions. Word has length 36 [2021-11-07 01:26:13,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:26:13,823 INFO L470 AbstractCegarLoop]: Abstraction has 396 states and 518 transitions. [2021-11-07 01:26:13,824 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.3) internal successors, (53), 10 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:26:13,824 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 518 transitions. [2021-11-07 01:26:13,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-07 01:26:13,825 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:26:13,825 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:26:13,844 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-11-07 01:26:14,037 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:26:14,037 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 01:26:14,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:26:14,038 INFO L85 PathProgramCache]: Analyzing trace with hash 554198107, now seen corresponding path program 1 times [2021-11-07 01:26:14,038 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:26:14,038 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1152853711] [2021-11-07 01:26:14,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:26:14,039 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:26:14,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:26:14,040 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:26:14,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-11-07 01:26:14,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:26:14,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 01:26:14,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:26:14,544 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-07 01:26:14,544 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:26:14,715 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-07 01:26:14,715 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:26:14,715 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1152853711] [2021-11-07 01:26:14,715 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1152853711] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:26:14,716 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:26:14,716 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-11-07 01:26:14,716 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [14099654] [2021-11-07 01:26:14,716 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-07 01:26:14,716 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:26:14,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-07 01:26:14,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-11-07 01:26:14,717 INFO L87 Difference]: Start difference. First operand 396 states and 518 transitions. Second operand has 10 states, 10 states have (on average 6.7) internal successors, (67), 10 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:26:18,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:26:18,171 INFO L93 Difference]: Finished difference Result 1408 states and 1832 transitions. [2021-11-07 01:26:18,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-11-07 01:26:18,172 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.7) internal successors, (67), 10 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 61 [2021-11-07 01:26:18,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:26:18,173 INFO L225 Difference]: With dead ends: 1408 [2021-11-07 01:26:18,173 INFO L226 Difference]: Without dead ends: 0 [2021-11-07 01:26:18,175 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=118, Invalid=302, Unknown=0, NotChecked=0, Total=420 [2021-11-07 01:26:18,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-07 01:26:18,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-07 01:26:18,176 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 01:26:18,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-07 01:26:18,176 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61 [2021-11-07 01:26:18,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:26:18,177 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-07 01:26:18,177 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.7) internal successors, (67), 10 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:26:18,177 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-07 01:26:18,177 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-07 01:26:18,181 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:26:18,182 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:26:18,182 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:26:18,202 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2021-11-07 01:26:18,402 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:26:18,404 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-07 01:26:18,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:18,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:18,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:18,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:18,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:18,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:18,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:18,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:18,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:18,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:18,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:18,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:18,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:18,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:18,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:20,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:20,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:20,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:20,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:20,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:20,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:20,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:20,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:20,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:20,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:20,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:20,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:20,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:20,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:20,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:20,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:20,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:20,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:20,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:20,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:20,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:20,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:20,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:21,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:22,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:22,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:22,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:22,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:22,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:22,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:22,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:22,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:22,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:22,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:22,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:22,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:22,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:22,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:23,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:23,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:23,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:23,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:23,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:23,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:23,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:23,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:23,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:23,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:23,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:23,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:23,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:23,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:23,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:23,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:23,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:23,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:23,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:23,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:23,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:23,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:23,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:23,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:24,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:24,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:24,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:24,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:24,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:24,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:24,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:24,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:24,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:24,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:24,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:24,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:24,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:24,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:24,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:26:36,904 INFO L857 garLoopResultBuilder]: For program point L894(lines 894 898) no Hoare annotation was computed. [2021-11-07 01:26:36,904 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-11-07 01:26:36,905 INFO L853 garLoopResultBuilder]: At program point L1027(lines 976 1028) the Hoare annotation is: false [2021-11-07 01:26:36,905 INFO L857 garLoopResultBuilder]: For program point L829(lines 829 833) no Hoare annotation was computed. [2021-11-07 01:26:36,905 INFO L857 garLoopResultBuilder]: For program point L829-2(lines 829 833) no Hoare annotation was computed. [2021-11-07 01:26:36,905 INFO L857 garLoopResultBuilder]: For program point L829-3(lines 829 833) no Hoare annotation was computed. [2021-11-07 01:26:36,905 INFO L857 garLoopResultBuilder]: For program point L829-5(lines 829 833) no Hoare annotation was computed. [2021-11-07 01:26:36,905 INFO L857 garLoopResultBuilder]: For program point L829-6(lines 829 833) no Hoare annotation was computed. [2021-11-07 01:26:36,906 INFO L857 garLoopResultBuilder]: For program point L829-8(lines 829 833) no Hoare annotation was computed. [2021-11-07 01:26:36,906 INFO L857 garLoopResultBuilder]: For program point L829-9(lines 829 833) no Hoare annotation was computed. [2021-11-07 01:26:36,906 INFO L857 garLoopResultBuilder]: For program point L829-11(lines 829 833) no Hoare annotation was computed. [2021-11-07 01:26:36,906 INFO L857 garLoopResultBuilder]: For program point L829-12(lines 829 833) no Hoare annotation was computed. [2021-11-07 01:26:36,906 INFO L857 garLoopResultBuilder]: For program point L829-14(lines 829 833) no Hoare annotation was computed. [2021-11-07 01:26:36,906 INFO L857 garLoopResultBuilder]: For program point L829-15(lines 829 833) no Hoare annotation was computed. [2021-11-07 01:26:36,906 INFO L857 garLoopResultBuilder]: For program point L829-17(lines 829 833) no Hoare annotation was computed. [2021-11-07 01:26:36,907 INFO L853 garLoopResultBuilder]: At program point L962(lines 957 965) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32)))) [2021-11-07 01:26:36,908 INFO L853 garLoopResultBuilder]: At program point L962-1(lines 957 965) the Hoare annotation is: false [2021-11-07 01:26:36,908 INFO L853 garLoopResultBuilder]: At program point L962-2(lines 957 965) the Hoare annotation is: false [2021-11-07 01:26:36,908 INFO L853 garLoopResultBuilder]: At program point L962-3(lines 957 965) the Hoare annotation is: false [2021-11-07 01:26:36,908 INFO L853 garLoopResultBuilder]: At program point L962-4(lines 957 965) the Hoare annotation is: false [2021-11-07 01:26:36,908 INFO L853 garLoopResultBuilder]: At program point L962-5(lines 957 965) the Hoare annotation is: false [2021-11-07 01:26:36,909 INFO L853 garLoopResultBuilder]: At program point L503-2(lines 503 517) the Hoare annotation is: false [2021-11-07 01:26:36,909 INFO L857 garLoopResultBuilder]: For program point L107(lines 107 120) no Hoare annotation was computed. [2021-11-07 01:26:36,909 INFO L853 garLoopResultBuilder]: At program point L107-1(lines 1 1034) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse5 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~0 (_ bv0 32))) (.cse2 (not (= ~systemActive~0 (_ bv0 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse4 .cse5 .cse3) (and .cse0 .cse1 .cse4 .cse5 .cse2) (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse3))) [2021-11-07 01:26:36,909 INFO L857 garLoopResultBuilder]: For program point L107-2(lines 107 120) no Hoare annotation was computed. [2021-11-07 01:26:36,909 INFO L853 garLoopResultBuilder]: At program point L107-3(lines 1 1034) the Hoare annotation is: false [2021-11-07 01:26:36,910 INFO L857 garLoopResultBuilder]: For program point L107-4(lines 107 120) no Hoare annotation was computed. [2021-11-07 01:26:36,910 INFO L853 garLoopResultBuilder]: At program point L107-5(lines 1 1034) the Hoare annotation is: false [2021-11-07 01:26:36,910 INFO L857 garLoopResultBuilder]: For program point L504(line 504) no Hoare annotation was computed. [2021-11-07 01:26:36,910 INFO L853 garLoopResultBuilder]: At program point L835(lines 820 838) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32)))) [2021-11-07 01:26:36,910 INFO L853 garLoopResultBuilder]: At program point L835-1(lines 820 838) the Hoare annotation is: false [2021-11-07 01:26:36,910 INFO L853 garLoopResultBuilder]: At program point L835-2(lines 820 838) the Hoare annotation is: false [2021-11-07 01:26:36,911 INFO L853 garLoopResultBuilder]: At program point L835-3(lines 820 838) the Hoare annotation is: false [2021-11-07 01:26:36,911 INFO L853 garLoopResultBuilder]: At program point L835-4(lines 820 838) the Hoare annotation is: false [2021-11-07 01:26:36,911 INFO L853 garLoopResultBuilder]: At program point L835-5(lines 820 838) the Hoare annotation is: false [2021-11-07 01:26:36,911 INFO L857 garLoopResultBuilder]: For program point L639(lines 639 656) no Hoare annotation was computed. [2021-11-07 01:26:36,911 INFO L857 garLoopResultBuilder]: For program point L639-1(lines 639 656) no Hoare annotation was computed. [2021-11-07 01:26:36,911 INFO L857 garLoopResultBuilder]: For program point L639-2(lines 639 656) no Hoare annotation was computed. [2021-11-07 01:26:36,911 INFO L857 garLoopResultBuilder]: For program point L639-3(lines 639 656) no Hoare annotation was computed. [2021-11-07 01:26:36,912 INFO L857 garLoopResultBuilder]: For program point L639-4(lines 639 656) no Hoare annotation was computed. [2021-11-07 01:26:36,912 INFO L857 garLoopResultBuilder]: For program point L507(lines 507 511) no Hoare annotation was computed. [2021-11-07 01:26:36,912 INFO L857 garLoopResultBuilder]: For program point L639-5(lines 639 656) no Hoare annotation was computed. [2021-11-07 01:26:36,912 INFO L857 garLoopResultBuilder]: For program point L507-1(lines 607 613) no Hoare annotation was computed. [2021-11-07 01:26:36,912 INFO L857 garLoopResultBuilder]: For program point L639-6(lines 639 656) no Hoare annotation was computed. [2021-11-07 01:26:36,912 INFO L857 garLoopResultBuilder]: For program point L639-7(lines 639 656) no Hoare annotation was computed. [2021-11-07 01:26:36,913 INFO L857 garLoopResultBuilder]: For program point L639-8(lines 639 656) no Hoare annotation was computed. [2021-11-07 01:26:36,913 INFO L857 garLoopResultBuilder]: For program point L639-9(lines 639 656) no Hoare annotation was computed. [2021-11-07 01:26:36,913 INFO L857 garLoopResultBuilder]: For program point L639-10(lines 639 656) no Hoare annotation was computed. [2021-11-07 01:26:36,913 INFO L857 garLoopResultBuilder]: For program point L639-11(lines 639 656) no Hoare annotation was computed. [2021-11-07 01:26:36,913 INFO L857 garLoopResultBuilder]: For program point L111(lines 111 117) no Hoare annotation was computed. [2021-11-07 01:26:36,913 INFO L857 garLoopResultBuilder]: For program point L111-2(lines 111 117) no Hoare annotation was computed. [2021-11-07 01:26:36,913 INFO L857 garLoopResultBuilder]: For program point L111-4(lines 111 117) no Hoare annotation was computed. [2021-11-07 01:26:36,914 INFO L853 garLoopResultBuilder]: At program point L907(lines 902 910) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32))))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse1) (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1))) [2021-11-07 01:26:36,914 INFO L853 garLoopResultBuilder]: At program point L907-1(lines 902 910) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:26:36,914 INFO L853 garLoopResultBuilder]: At program point L907-2(lines 902 910) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:26:36,914 INFO L853 garLoopResultBuilder]: At program point L907-3(lines 902 910) the Hoare annotation is: false [2021-11-07 01:26:36,915 INFO L853 garLoopResultBuilder]: At program point L907-4(lines 902 910) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse1 .cse2) (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1 .cse2))) [2021-11-07 01:26:36,915 INFO L853 garLoopResultBuilder]: At program point L907-5(lines 902 910) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse2 (not (= ~systemActive~0 (_ bv0 32)))) (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse3))) [2021-11-07 01:26:36,915 INFO L853 garLoopResultBuilder]: At program point L907-6(lines 902 910) the Hoare annotation is: false [2021-11-07 01:26:36,915 INFO L853 garLoopResultBuilder]: At program point L907-7(lines 902 910) the Hoare annotation is: false [2021-11-07 01:26:36,915 INFO L857 garLoopResultBuilder]: For program point L643(lines 643 651) no Hoare annotation was computed. [2021-11-07 01:26:36,915 INFO L853 garLoopResultBuilder]: At program point L907-8(lines 902 910) the Hoare annotation is: false [2021-11-07 01:26:36,916 INFO L857 garLoopResultBuilder]: For program point L643-1(lines 643 651) no Hoare annotation was computed. [2021-11-07 01:26:36,916 INFO L853 garLoopResultBuilder]: At program point L907-9(lines 902 910) the Hoare annotation is: false [2021-11-07 01:26:36,916 INFO L857 garLoopResultBuilder]: For program point L643-2(lines 643 651) no Hoare annotation was computed. [2021-11-07 01:26:36,916 INFO L853 garLoopResultBuilder]: At program point L907-10(lines 902 910) the Hoare annotation is: false [2021-11-07 01:26:36,916 INFO L857 garLoopResultBuilder]: For program point L643-3(lines 643 651) no Hoare annotation was computed. [2021-11-07 01:26:36,916 INFO L853 garLoopResultBuilder]: At program point L907-11(lines 902 910) the Hoare annotation is: false [2021-11-07 01:26:36,917 INFO L857 garLoopResultBuilder]: For program point L643-4(lines 643 651) no Hoare annotation was computed. [2021-11-07 01:26:36,917 INFO L853 garLoopResultBuilder]: At program point L907-12(lines 902 910) the Hoare annotation is: false [2021-11-07 01:26:36,917 INFO L857 garLoopResultBuilder]: For program point L643-5(lines 643 651) no Hoare annotation was computed. [2021-11-07 01:26:36,917 INFO L853 garLoopResultBuilder]: At program point L907-13(lines 902 910) the Hoare annotation is: false [2021-11-07 01:26:36,917 INFO L857 garLoopResultBuilder]: For program point L643-6(lines 643 651) no Hoare annotation was computed. [2021-11-07 01:26:36,917 INFO L853 garLoopResultBuilder]: At program point L907-14(lines 902 910) the Hoare annotation is: false [2021-11-07 01:26:36,918 INFO L857 garLoopResultBuilder]: For program point L643-7(lines 643 651) no Hoare annotation was computed. [2021-11-07 01:26:36,932 INFO L853 garLoopResultBuilder]: At program point L907-15(lines 902 910) the Hoare annotation is: false [2021-11-07 01:26:36,933 INFO L857 garLoopResultBuilder]: For program point L643-8(lines 643 651) no Hoare annotation was computed. [2021-11-07 01:26:36,933 INFO L853 garLoopResultBuilder]: At program point L907-16(lines 902 910) the Hoare annotation is: false [2021-11-07 01:26:36,933 INFO L857 garLoopResultBuilder]: For program point L643-9(lines 643 651) no Hoare annotation was computed. [2021-11-07 01:26:36,933 INFO L853 garLoopResultBuilder]: At program point L907-17(lines 902 910) the Hoare annotation is: false [2021-11-07 01:26:36,933 INFO L857 garLoopResultBuilder]: For program point L643-10(lines 643 651) no Hoare annotation was computed. [2021-11-07 01:26:36,934 INFO L857 garLoopResultBuilder]: For program point L643-11(lines 643 651) no Hoare annotation was computed. [2021-11-07 01:26:36,934 INFO L857 garLoopResultBuilder]: For program point L578(lines 578 585) no Hoare annotation was computed. [2021-11-07 01:26:36,934 INFO L860 garLoopResultBuilder]: At program point L578-1(lines 578 585) the Hoare annotation is: true [2021-11-07 01:26:36,934 INFO L857 garLoopResultBuilder]: For program point L843(lines 843 849) no Hoare annotation was computed. [2021-11-07 01:26:36,934 INFO L853 garLoopResultBuilder]: At program point L843-1(lines 843 849) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) .cse1) (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1))) [2021-11-07 01:26:36,934 INFO L857 garLoopResultBuilder]: For program point L978(lines 977 1026) no Hoare annotation was computed. [2021-11-07 01:26:36,935 INFO L857 garLoopResultBuilder]: For program point L54(line 54) no Hoare annotation was computed. [2021-11-07 01:26:36,935 INFO L857 garLoopResultBuilder]: For program point L54-1(line 54) no Hoare annotation was computed. [2021-11-07 01:26:36,935 INFO L857 garLoopResultBuilder]: For program point L54-2(line 54) no Hoare annotation was computed. [2021-11-07 01:26:36,935 INFO L857 garLoopResultBuilder]: For program point L979(lines 979 983) no Hoare annotation was computed. [2021-11-07 01:26:36,936 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-07 01:26:36,936 INFO L860 garLoopResultBuilder]: At program point L587(lines 568 590) the Hoare annotation is: true [2021-11-07 01:26:36,936 INFO L857 garLoopResultBuilder]: For program point L987(lines 987 993) no Hoare annotation was computed. [2021-11-07 01:26:36,936 INFO L853 garLoopResultBuilder]: At program point L987-1(lines 987 993) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse5 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~0 (_ bv0 32))) (.cse2 (not (= ~systemActive~0 (_ bv0 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse4 .cse5 .cse3) (and .cse0 .cse1 .cse4 .cse5 .cse2) (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse3))) [2021-11-07 01:26:36,936 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-07 01:26:36,937 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-11-07 01:26:36,937 INFO L857 garLoopResultBuilder]: For program point L727(lines 727 733) no Hoare annotation was computed. [2021-11-07 01:26:36,937 INFO L857 garLoopResultBuilder]: For program point L727-2(lines 727 733) no Hoare annotation was computed. [2021-11-07 01:26:36,937 INFO L857 garLoopResultBuilder]: For program point L727-4(lines 727 733) no Hoare annotation was computed. [2021-11-07 01:26:36,937 INFO L857 garLoopResultBuilder]: For program point L727-6(lines 727 733) no Hoare annotation was computed. [2021-11-07 01:26:36,937 INFO L857 garLoopResultBuilder]: For program point L727-8(lines 727 733) no Hoare annotation was computed. [2021-11-07 01:26:36,937 INFO L857 garLoopResultBuilder]: For program point L727-10(lines 727 733) no Hoare annotation was computed. [2021-11-07 01:26:36,938 INFO L857 garLoopResultBuilder]: For program point L727-12(lines 727 733) no Hoare annotation was computed. [2021-11-07 01:26:36,938 INFO L857 garLoopResultBuilder]: For program point L727-14(lines 727 733) no Hoare annotation was computed. [2021-11-07 01:26:36,938 INFO L857 garLoopResultBuilder]: For program point L727-16(lines 727 733) no Hoare annotation was computed. [2021-11-07 01:26:36,938 INFO L857 garLoopResultBuilder]: For program point L727-18(lines 727 733) no Hoare annotation was computed. [2021-11-07 01:26:36,938 INFO L857 garLoopResultBuilder]: For program point L727-20(lines 727 733) no Hoare annotation was computed. [2021-11-07 01:26:36,938 INFO L857 garLoopResultBuilder]: For program point L727-22(lines 727 733) no Hoare annotation was computed. [2021-11-07 01:26:36,938 INFO L857 garLoopResultBuilder]: For program point L665(lines 665 682) no Hoare annotation was computed. [2021-11-07 01:26:36,939 INFO L857 garLoopResultBuilder]: For program point L665-1(lines 665 682) no Hoare annotation was computed. [2021-11-07 01:26:36,939 INFO L857 garLoopResultBuilder]: For program point L665-2(lines 665 682) no Hoare annotation was computed. [2021-11-07 01:26:36,939 INFO L857 garLoopResultBuilder]: For program point L665-3(lines 665 682) no Hoare annotation was computed. [2021-11-07 01:26:36,939 INFO L857 garLoopResultBuilder]: For program point L665-4(lines 665 682) no Hoare annotation was computed. [2021-11-07 01:26:36,939 INFO L857 garLoopResultBuilder]: For program point L665-5(lines 665 682) no Hoare annotation was computed. [2021-11-07 01:26:36,939 INFO L857 garLoopResultBuilder]: For program point L997(lines 997 1003) no Hoare annotation was computed. [2021-11-07 01:26:36,940 INFO L853 garLoopResultBuilder]: At program point L997-1(lines 997 1003) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse2 (not (= ~systemActive~0 (_ bv0 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse1 .cse3) (and .cse0 .cse4 .cse2) (and .cse0 .cse4 .cse3))) [2021-11-07 01:26:36,940 INFO L857 garLoopResultBuilder]: For program point L669(lines 669 677) no Hoare annotation was computed. [2021-11-07 01:26:36,940 INFO L857 garLoopResultBuilder]: For program point L669-1(lines 669 677) no Hoare annotation was computed. [2021-11-07 01:26:36,940 INFO L857 garLoopResultBuilder]: For program point L669-2(lines 669 677) no Hoare annotation was computed. [2021-11-07 01:26:36,940 INFO L857 garLoopResultBuilder]: For program point L669-3(lines 669 677) no Hoare annotation was computed. [2021-11-07 01:26:36,940 INFO L857 garLoopResultBuilder]: For program point L669-4(lines 669 677) no Hoare annotation was computed. [2021-11-07 01:26:36,941 INFO L857 garLoopResultBuilder]: For program point L669-5(lines 669 677) no Hoare annotation was computed. [2021-11-07 01:26:36,941 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-11-07 01:26:36,941 INFO L857 garLoopResultBuilder]: For program point L870(lines 870 874) no Hoare annotation was computed. [2021-11-07 01:26:36,941 INFO L857 garLoopResultBuilder]: For program point L870-3(lines 870 874) no Hoare annotation was computed. [2021-11-07 01:26:36,941 INFO L857 garLoopResultBuilder]: For program point L870-6(lines 870 874) no Hoare annotation was computed. [2021-11-07 01:26:36,941 INFO L853 garLoopResultBuilder]: At program point L607(lines 606 625) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse2 (not (= ~systemActive~0 (_ bv0 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse1 .cse3) (and .cse0 .cse4 .cse2) (and .cse0 .cse4 .cse3))) [2021-11-07 01:26:36,942 INFO L857 garLoopResultBuilder]: For program point L607-1(lines 607 613) no Hoare annotation was computed. [2021-11-07 01:26:36,942 INFO L853 garLoopResultBuilder]: At program point L607-2(lines 606 625) the Hoare annotation is: false [2021-11-07 01:26:36,942 INFO L853 garLoopResultBuilder]: At program point L607-3(lines 606 625) the Hoare annotation is: false [2021-11-07 01:26:36,942 INFO L857 garLoopResultBuilder]: For program point L1007(lines 1007 1022) no Hoare annotation was computed. [2021-11-07 01:26:36,942 INFO L857 garLoopResultBuilder]: For program point L810(lines 810 814) no Hoare annotation was computed. [2021-11-07 01:26:36,942 INFO L857 garLoopResultBuilder]: For program point L810-2(lines 810 814) no Hoare annotation was computed. [2021-11-07 01:26:36,942 INFO L857 garLoopResultBuilder]: For program point L810-3(lines 810 814) no Hoare annotation was computed. [2021-11-07 01:26:36,943 INFO L857 garLoopResultBuilder]: For program point L810-5(lines 810 814) no Hoare annotation was computed. [2021-11-07 01:26:36,943 INFO L857 garLoopResultBuilder]: For program point L810-6(lines 810 814) no Hoare annotation was computed. [2021-11-07 01:26:36,943 INFO L857 garLoopResultBuilder]: For program point L810-8(lines 810 814) no Hoare annotation was computed. [2021-11-07 01:26:36,943 INFO L857 garLoopResultBuilder]: For program point L810-9(lines 810 814) no Hoare annotation was computed. [2021-11-07 01:26:36,943 INFO L857 garLoopResultBuilder]: For program point L810-11(lines 810 814) no Hoare annotation was computed. [2021-11-07 01:26:36,943 INFO L857 garLoopResultBuilder]: For program point L810-12(lines 810 814) no Hoare annotation was computed. [2021-11-07 01:26:36,943 INFO L857 garLoopResultBuilder]: For program point L810-14(lines 810 814) no Hoare annotation was computed. [2021-11-07 01:26:36,944 INFO L857 garLoopResultBuilder]: For program point L810-15(lines 810 814) no Hoare annotation was computed. [2021-11-07 01:26:36,944 INFO L857 garLoopResultBuilder]: For program point L810-17(lines 810 814) no Hoare annotation was computed. [2021-11-07 01:26:36,944 INFO L857 garLoopResultBuilder]: For program point L810-18(lines 810 814) no Hoare annotation was computed. [2021-11-07 01:26:36,944 INFO L857 garLoopResultBuilder]: For program point L810-20(lines 810 814) no Hoare annotation was computed. [2021-11-07 01:26:36,944 INFO L857 garLoopResultBuilder]: For program point L810-21(lines 810 814) no Hoare annotation was computed. [2021-11-07 01:26:36,944 INFO L853 garLoopResultBuilder]: At program point L84(lines 1 1034) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:26:36,946 INFO L857 garLoopResultBuilder]: For program point L810-23(lines 810 814) no Hoare annotation was computed. [2021-11-07 01:26:36,946 INFO L857 garLoopResultBuilder]: For program point L810-24(lines 810 814) no Hoare annotation was computed. [2021-11-07 01:26:36,946 INFO L857 garLoopResultBuilder]: For program point L810-26(lines 810 814) no Hoare annotation was computed. [2021-11-07 01:26:36,946 INFO L857 garLoopResultBuilder]: For program point L810-27(lines 810 814) no Hoare annotation was computed. [2021-11-07 01:26:36,946 INFO L857 garLoopResultBuilder]: For program point L810-29(lines 810 814) no Hoare annotation was computed. [2021-11-07 01:26:36,946 INFO L857 garLoopResultBuilder]: For program point L810-30(lines 810 814) no Hoare annotation was computed. [2021-11-07 01:26:36,947 INFO L857 garLoopResultBuilder]: For program point L810-32(lines 810 814) no Hoare annotation was computed. [2021-11-07 01:26:36,947 INFO L857 garLoopResultBuilder]: For program point L810-33(lines 810 814) no Hoare annotation was computed. [2021-11-07 01:26:36,947 INFO L857 garLoopResultBuilder]: For program point L810-35(lines 810 814) no Hoare annotation was computed. [2021-11-07 01:26:36,947 INFO L853 garLoopResultBuilder]: At program point L614(lines 614 620) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) .cse1) (and .cse0 .cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32)))) (and .cse0 .cse2 .cse1))) [2021-11-07 01:26:36,947 INFO L853 garLoopResultBuilder]: At program point L614-1(lines 614 620) the Hoare annotation is: false [2021-11-07 01:26:36,947 INFO L853 garLoopResultBuilder]: At program point L614-2(lines 614 620) the Hoare annotation is: false [2021-11-07 01:26:36,948 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-07 01:26:36,948 INFO L857 garLoopResultBuilder]: For program point L947(lines 947 953) no Hoare annotation was computed. [2021-11-07 01:26:36,948 INFO L857 garLoopResultBuilder]: For program point L947-1(lines 947 953) no Hoare annotation was computed. [2021-11-07 01:26:36,948 INFO L857 garLoopResultBuilder]: For program point L947-2(lines 947 953) no Hoare annotation was computed. [2021-11-07 01:26:36,949 INFO L857 garLoopResultBuilder]: For program point L947-3(lines 947 953) no Hoare annotation was computed. [2021-11-07 01:26:36,949 INFO L857 garLoopResultBuilder]: For program point L947-4(lines 947 953) no Hoare annotation was computed. [2021-11-07 01:26:36,949 INFO L857 garLoopResultBuilder]: For program point L947-5(lines 947 953) no Hoare annotation was computed. [2021-11-07 01:26:36,949 INFO L857 garLoopResultBuilder]: For program point L947-6(lines 947 953) no Hoare annotation was computed. [2021-11-07 01:26:36,949 INFO L857 garLoopResultBuilder]: For program point L947-7(lines 947 953) no Hoare annotation was computed. [2021-11-07 01:26:36,949 INFO L857 garLoopResultBuilder]: For program point L947-8(lines 947 953) no Hoare annotation was computed. [2021-11-07 01:26:36,949 INFO L857 garLoopResultBuilder]: For program point L947-9(lines 947 953) no Hoare annotation was computed. [2021-11-07 01:26:36,949 INFO L857 garLoopResultBuilder]: For program point L947-10(lines 947 953) no Hoare annotation was computed. [2021-11-07 01:26:36,949 INFO L857 garLoopResultBuilder]: For program point L947-11(lines 947 953) no Hoare annotation was computed. [2021-11-07 01:26:36,949 INFO L857 garLoopResultBuilder]: For program point L882(lines 882 886) no Hoare annotation was computed. [2021-11-07 01:26:36,949 INFO L853 garLoopResultBuilder]: At program point L816(lines 801 819) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:26:36,949 INFO L853 garLoopResultBuilder]: At program point L816-1(lines 801 819) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:26:36,950 INFO L853 garLoopResultBuilder]: At program point L816-2(lines 801 819) the Hoare annotation is: false [2021-11-07 01:26:36,950 INFO L853 garLoopResultBuilder]: At program point L816-3(lines 801 819) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1 .cse2) (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) .cse1 .cse2))) [2021-11-07 01:26:36,950 INFO L853 garLoopResultBuilder]: At program point L816-4(lines 801 819) the Hoare annotation is: false [2021-11-07 01:26:36,950 INFO L853 garLoopResultBuilder]: At program point L816-5(lines 801 819) the Hoare annotation is: false [2021-11-07 01:26:36,950 INFO L853 garLoopResultBuilder]: At program point L816-6(lines 801 819) the Hoare annotation is: false [2021-11-07 01:26:36,950 INFO L853 garLoopResultBuilder]: At program point L816-7(lines 801 819) the Hoare annotation is: false [2021-11-07 01:26:36,950 INFO L853 garLoopResultBuilder]: At program point L816-8(lines 801 819) the Hoare annotation is: false [2021-11-07 01:26:36,951 INFO L853 garLoopResultBuilder]: At program point L816-9(lines 801 819) the Hoare annotation is: false [2021-11-07 01:26:36,951 INFO L853 garLoopResultBuilder]: At program point L816-10(lines 801 819) the Hoare annotation is: false [2021-11-07 01:26:36,951 INFO L853 garLoopResultBuilder]: At program point L816-11(lines 801 819) the Hoare annotation is: false [2021-11-07 01:26:36,951 INFO L857 garLoopResultBuilder]: For program point L1015(lines 1015 1021) no Hoare annotation was computed. [2021-11-07 01:26:36,951 INFO L853 garLoopResultBuilder]: At program point L1015-1(lines 607 613) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse2 (not (= ~systemActive~0 (_ bv0 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse1 .cse3) (and .cse0 .cse4 .cse2) (and .cse0 .cse4 .cse3))) [2021-11-07 01:26:36,951 INFO L853 garLoopResultBuilder]: At program point L752(lines 745 755) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32))))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1) (and .cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32)) (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse1))) [2021-11-07 01:26:36,952 INFO L853 garLoopResultBuilder]: At program point L752-1(lines 745 755) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:26:36,952 INFO L853 garLoopResultBuilder]: At program point L752-2(lines 745 755) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:26:36,952 INFO L853 garLoopResultBuilder]: At program point L752-3(lines 745 755) the Hoare annotation is: false [2021-11-07 01:26:36,952 INFO L853 garLoopResultBuilder]: At program point L752-4(lines 745 755) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32)) (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse1 .cse2) (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1 .cse2))) [2021-11-07 01:26:36,952 INFO L853 garLoopResultBuilder]: At program point L752-5(lines 745 755) the Hoare annotation is: false [2021-11-07 01:26:36,952 INFO L853 garLoopResultBuilder]: At program point L554(lines 550 556) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:26:36,953 INFO L853 garLoopResultBuilder]: At program point L752-6(lines 745 755) the Hoare annotation is: false [2021-11-07 01:26:36,953 INFO L853 garLoopResultBuilder]: At program point L752-7(lines 745 755) the Hoare annotation is: false [2021-11-07 01:26:36,954 INFO L853 garLoopResultBuilder]: At program point L752-8(lines 745 755) the Hoare annotation is: false [2021-11-07 01:26:36,954 INFO L853 garLoopResultBuilder]: At program point L752-9(lines 745 755) the Hoare annotation is: false [2021-11-07 01:26:36,954 INFO L853 garLoopResultBuilder]: At program point L752-10(lines 745 755) the Hoare annotation is: false [2021-11-07 01:26:36,954 INFO L853 garLoopResultBuilder]: At program point L752-11(lines 745 755) the Hoare annotation is: false [2021-11-07 01:26:36,954 INFO L853 garLoopResultBuilder]: At program point L752-12(lines 745 755) the Hoare annotation is: false [2021-11-07 01:26:36,954 INFO L853 garLoopResultBuilder]: At program point L752-13(lines 745 755) the Hoare annotation is: false [2021-11-07 01:26:36,955 INFO L853 garLoopResultBuilder]: At program point L752-14(lines 745 755) the Hoare annotation is: false [2021-11-07 01:26:36,955 INFO L853 garLoopResultBuilder]: At program point L92(lines 87 95) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:26:36,955 INFO L853 garLoopResultBuilder]: At program point L952(lines 943 956) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:26:36,955 INFO L853 garLoopResultBuilder]: At program point L952-1(lines 943 956) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:26:36,955 INFO L853 garLoopResultBuilder]: At program point L952-2(lines 943 956) the Hoare annotation is: false [2021-11-07 01:26:36,955 INFO L853 garLoopResultBuilder]: At program point L952-3(lines 943 956) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1 .cse2) (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) .cse1 .cse2))) [2021-11-07 01:26:36,956 INFO L853 garLoopResultBuilder]: At program point L952-4(lines 943 956) the Hoare annotation is: false [2021-11-07 01:26:36,956 INFO L853 garLoopResultBuilder]: At program point L952-5(lines 943 956) the Hoare annotation is: false [2021-11-07 01:26:36,956 INFO L853 garLoopResultBuilder]: At program point L952-6(lines 943 956) the Hoare annotation is: false [2021-11-07 01:26:36,956 INFO L853 garLoopResultBuilder]: At program point L952-7(lines 943 956) the Hoare annotation is: false [2021-11-07 01:26:36,956 INFO L853 garLoopResultBuilder]: At program point L952-8(lines 943 956) the Hoare annotation is: false [2021-11-07 01:26:36,956 INFO L853 garLoopResultBuilder]: At program point L952-9(lines 943 956) the Hoare annotation is: false [2021-11-07 01:26:36,957 INFO L853 garLoopResultBuilder]: At program point L952-10(lines 943 956) the Hoare annotation is: false [2021-11-07 01:26:36,957 INFO L853 garLoopResultBuilder]: At program point L952-11(lines 943 956) the Hoare annotation is: false [2021-11-07 01:26:36,957 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-07 01:26:36,957 INFO L857 garLoopResultBuilder]: For program point L691(lines 691 708) no Hoare annotation was computed. [2021-11-07 01:26:36,957 INFO L857 garLoopResultBuilder]: For program point L691-1(lines 691 708) no Hoare annotation was computed. [2021-11-07 01:26:36,957 INFO L857 garLoopResultBuilder]: For program point L691-2(lines 691 708) no Hoare annotation was computed. [2021-11-07 01:26:36,957 INFO L853 garLoopResultBuilder]: At program point L761(lines 756 764) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:26:36,958 INFO L853 garLoopResultBuilder]: At program point L761-1(lines 756 764) the Hoare annotation is: false [2021-11-07 01:26:36,958 INFO L857 garLoopResultBuilder]: For program point L695(lines 695 703) no Hoare annotation was computed. [2021-11-07 01:26:36,958 INFO L853 garLoopResultBuilder]: At program point L761-2(lines 756 764) the Hoare annotation is: false [2021-11-07 01:26:36,958 INFO L857 garLoopResultBuilder]: For program point L695-1(lines 695 703) no Hoare annotation was computed. [2021-11-07 01:26:36,959 INFO L857 garLoopResultBuilder]: For program point L695-2(lines 695 703) no Hoare annotation was computed. [2021-11-07 01:26:36,962 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:26:36,964 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-07 01:26:37,026 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 01:26:37 BoogieIcfgContainer [2021-11-07 01:26:37,026 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 01:26:37,027 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 01:26:37,027 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 01:26:37,027 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 01:26:37,028 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:26:03" (3/4) ... [2021-11-07 01:26:37,031 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-07 01:26:37,067 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-11-07 01:26:37,069 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-11-07 01:26:37,071 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-11-07 01:26:37,074 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-07 01:26:37,076 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-07 01:26:37,078 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 01:26:37,080 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 01:26:37,107 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && !(systemActive == 0bv32))) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-11-07 01:26:37,108 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && !(systemActive == 0bv32))) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-11-07 01:26:37,109 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32))) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning) [2021-11-07 01:26:37,110 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32))) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-11-07 01:26:37,111 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) [2021-11-07 01:26:37,112 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) || ((((splverifierCounter == 0bv32 && \result == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) [2021-11-07 01:26:37,113 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && 0bv32 == \result) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning [2021-11-07 01:26:37,116 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32) [2021-11-07 01:26:37,117 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-11-07 01:26:37,117 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32) [2021-11-07 01:26:37,118 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) [2021-11-07 01:26:37,118 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-11-07 01:26:37,119 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && \result == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) [2021-11-07 01:26:37,120 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-11-07 01:26:37,120 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-11-07 01:26:37,121 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-11-07 01:26:37,121 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-11-07 01:26:37,122 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-11-07 01:26:37,122 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-11-07 01:26:37,206 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/witness.graphml [2021-11-07 01:26:37,206 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 01:26:37,208 INFO L168 Benchmark]: Toolchain (without parser) took 38506.18 ms. Allocated memory was 65.0 MB in the beginning and 343.9 MB in the end (delta: 278.9 MB). Free memory was 44.0 MB in the beginning and 285.9 MB in the end (delta: -242.0 MB). Peak memory consumption was 36.9 MB. Max. memory is 16.1 GB. [2021-11-07 01:26:37,208 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 65.0 MB. Free memory is still 45.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:26:37,209 INFO L168 Benchmark]: CACSL2BoogieTranslator took 726.11 ms. Allocated memory is still 65.0 MB. Free memory was 43.8 MB in the beginning and 31.7 MB in the end (delta: 12.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-07 01:26:37,209 INFO L168 Benchmark]: Boogie Procedure Inliner took 129.69 ms. Allocated memory is still 65.0 MB. Free memory was 31.5 MB in the beginning and 45.0 MB in the end (delta: -13.5 MB). Peak memory consumption was 8.3 MB. Max. memory is 16.1 GB. [2021-11-07 01:26:37,209 INFO L168 Benchmark]: Boogie Preprocessor took 130.03 ms. Allocated memory is still 65.0 MB. Free memory was 45.0 MB in the beginning and 41.1 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-11-07 01:26:37,210 INFO L168 Benchmark]: RCFGBuilder took 3433.53 ms. Allocated memory was 65.0 MB in the beginning and 90.2 MB in the end (delta: 25.2 MB). Free memory was 40.8 MB in the beginning and 46.4 MB in the end (delta: -5.7 MB). Peak memory consumption was 30.9 MB. Max. memory is 16.1 GB. [2021-11-07 01:26:37,210 INFO L168 Benchmark]: TraceAbstraction took 33896.82 ms. Allocated memory was 90.2 MB in the beginning and 343.9 MB in the end (delta: 253.8 MB). Free memory was 45.9 MB in the beginning and 304.8 MB in the end (delta: -258.9 MB). Peak memory consumption was 197.8 MB. Max. memory is 16.1 GB. [2021-11-07 01:26:37,211 INFO L168 Benchmark]: Witness Printer took 179.60 ms. Allocated memory is still 343.9 MB. Free memory was 304.8 MB in the beginning and 285.9 MB in the end (delta: 18.9 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-11-07 01:26:37,213 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 65.0 MB. Free memory is still 45.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 726.11 ms. Allocated memory is still 65.0 MB. Free memory was 43.8 MB in the beginning and 31.7 MB in the end (delta: 12.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 129.69 ms. Allocated memory is still 65.0 MB. Free memory was 31.5 MB in the beginning and 45.0 MB in the end (delta: -13.5 MB). Peak memory consumption was 8.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 130.03 ms. Allocated memory is still 65.0 MB. Free memory was 45.0 MB in the beginning and 41.1 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3433.53 ms. Allocated memory was 65.0 MB in the beginning and 90.2 MB in the end (delta: 25.2 MB). Free memory was 40.8 MB in the beginning and 46.4 MB in the end (delta: -5.7 MB). Peak memory consumption was 30.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 33896.82 ms. Allocated memory was 90.2 MB in the beginning and 343.9 MB in the end (delta: 253.8 MB). Free memory was 45.9 MB in the beginning and 304.8 MB in the end (delta: -258.9 MB). Peak memory consumption was 197.8 MB. Max. memory is 16.1 GB. * Witness Printer took 179.60 ms. Allocated memory is still 343.9 MB. Free memory was 304.8 MB in the beginning and 285.9 MB in the end (delta: 18.9 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 227 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 33.7s, OverallIterations: 11, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 6.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 18.5s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1902 SDtfs, 2716 SDslu, 4664 SDs, 0 SdLazy, 590 SolverSat, 121 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 698 GetRequests, 629 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 120 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=396occurred in iteration=9, InterpolantAutomatonStates: 78, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 11 MinimizatonAttempts, 2088 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 92 LocationsWithAnnotation, 92 PreInvPairs, 550 NumberOfFragments, 823 HoareAnnotationTreeSize, 92 FomulaSimplifications, 4885214 FormulaSimplificationTreeSizeReduction, 5.7s HoareSimplificationTime, 92 FomulaSimplificationsInter, 2824962 FormulaSimplificationTreeSizeReductionInter, 12.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 2.5s InterpolantComputationTime, 333 NumberOfCodeBlocks, 333 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 644 ConstructedInterpolants, 0 QuantifiedInterpolants, 1021 SizeOfPredicates, 23 NumberOfNonLiveVariables, 2314 ConjunctsInSsa, 42 ConjunctsInUnsatCore, 22 InterpolantComputations, 22 PerfectInterpolantSequences, 28/28 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) || ((((splverifierCounter == 0bv32 && \result == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 902]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 820]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 902]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 957]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32))) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 902]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 957]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 957]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 943]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 503]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 943]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 957]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 957]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 902]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 614]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 943]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && \result == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 820]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 943]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 902]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 957]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32) - InvariantResult [Line: 756]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == \result) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 843]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 997]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32))) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 943]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 902]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32))) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 902]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 943]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 902]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 902]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 756]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 614]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32))) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 943]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 902]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 820]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 614]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 943]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 902]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 902]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 578]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 756]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 943]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 820]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && !(systemActive == 0bv32))) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 820]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32) - InvariantResult [Line: 820]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 902]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 987]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && !(systemActive == 0bv32))) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 943]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 902]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) - InvariantResult [Line: 902]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32))) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 568]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 902]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 902]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 943]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 902]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 943]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 550]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning RESULT: Ultimate proved your program to be correct! [2021-11-07 01:26:37,282 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b246218-a6f4-47d8-8127-0c72c7e82e4c/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE