./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product19.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 57096758 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product19.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs --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 b43c5f69b800c2b69e93d1e72e880d7e8bd3289a ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product19.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs --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 b43c5f69b800c2b69e93d1e72e880d7e8bd3289a ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-5709675 [2021-10-16 03:14:45,027 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 03:14:45,030 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 03:14:45,092 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 03:14:45,093 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 03:14:45,098 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 03:14:45,100 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 03:14:45,105 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 03:14:45,108 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 03:14:45,115 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 03:14:45,116 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 03:14:45,118 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 03:14:45,119 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 03:14:45,122 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 03:14:45,125 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 03:14:45,130 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 03:14:45,132 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 03:14:45,133 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 03:14:45,136 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 03:14:45,145 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 03:14:45,148 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 03:14:45,149 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 03:14:45,153 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 03:14:45,154 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 03:14:45,164 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 03:14:45,164 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 03:14:45,165 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 03:14:45,167 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 03:14:45,168 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 03:14:45,169 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 03:14:45,170 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 03:14:45,171 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 03:14:45,173 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 03:14:45,175 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 03:14:45,176 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 03:14:45,177 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 03:14:45,177 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 03:14:45,178 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 03:14:45,178 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 03:14:45,179 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 03:14:45,180 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 03:14:45,181 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-16 03:14:45,226 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 03:14:45,227 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 03:14:45,229 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 03:14:45,229 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 03:14:45,229 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 03:14:45,229 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 03:14:45,230 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-16 03:14:45,230 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 03:14:45,230 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 03:14:45,230 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-16 03:14:45,231 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-16 03:14:45,232 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 03:14:45,232 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-16 03:14:45,232 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-16 03:14:45,232 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-16 03:14:45,234 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 03:14:45,234 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-16 03:14:45,234 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 03:14:45,234 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-16 03:14:45,234 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 03:14:45,235 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-16 03:14:45,235 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 03:14:45,235 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-16 03:14:45,235 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 03:14:45,236 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-16 03:14:45,236 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-16 03:14:45,236 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 03:14:45,236 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-16 03:14:45,237 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 03:14:45,237 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 03:14:45,237 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 03:14:45,237 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 03:14:45,238 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 03:14:45,238 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-16 03:14:45,238 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-16 03:14:45,239 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-16 03:14:45,239 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-16 03:14:45,239 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 03:14:45,239 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 03:14:45,240 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_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b43c5f69b800c2b69e93d1e72e880d7e8bd3289a [2021-10-16 03:14:45,571 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 03:14:45,597 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 03:14:45,600 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 03:14:45,602 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 03:14:45,603 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 03:14:45,605 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/product-lines/minepump_spec2_product19.cil.c [2021-10-16 03:14:45,687 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/data/8ff0989c0/5de0e762883a454daaa50f37cee1a639/FLAG260e416ab [2021-10-16 03:14:46,301 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 03:14:46,301 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/sv-benchmarks/c/product-lines/minepump_spec2_product19.cil.c [2021-10-16 03:14:46,322 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/data/8ff0989c0/5de0e762883a454daaa50f37cee1a639/FLAG260e416ab [2021-10-16 03:14:46,569 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/data/8ff0989c0/5de0e762883a454daaa50f37cee1a639 [2021-10-16 03:14:46,571 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 03:14:46,572 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 03:14:46,574 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 03:14:46,574 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 03:14:46,591 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 03:14:46,592 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:14:46" (1/1) ... [2021-10-16 03:14:46,594 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51d6fac0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:14:46, skipping insertion in model container [2021-10-16 03:14:46,594 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:14:46" (1/1) ... [2021-10-16 03:14:46,603 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 03:14:46,679 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 03:14:46,855 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_a2ae35b7-9ae9-45d8-9515-7e660552eb49/sv-benchmarks/c/product-lines/minepump_spec2_product19.cil.c[1605,1618] [2021-10-16 03:14:47,037 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 03:14:47,064 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-10-16 03:14:47,065 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@22d36200 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:14:47, skipping insertion in model container [2021-10-16 03:14:47,065 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 03:14:47,066 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-16 03:14:47,069 INFO L168 Benchmark]: Toolchain (without parser) took 494.85 ms. Allocated memory is still 107.0 MB. Free memory was 69.4 MB in the beginning and 76.3 MB in the end (delta: -6.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-16 03:14:47,070 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 107.0 MB. Free memory was 77.8 MB in the beginning and 77.8 MB in the end (delta: 29.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 03:14:47,073 INFO L168 Benchmark]: CACSL2BoogieTranslator took 492.01 ms. Allocated memory is still 107.0 MB. Free memory was 69.2 MB in the beginning and 76.3 MB in the end (delta: -7.1 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-16 03:14:47,075 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 107.0 MB. Free memory was 77.8 MB in the beginning and 77.8 MB in the end (delta: 29.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 492.01 ms. Allocated memory is still 107.0 MB. Free memory was 69.2 MB in the beginning and 76.3 MB in the end (delta: -7.1 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 87]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-5709675 [2021-10-16 03:14:49,670 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 03:14:49,672 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 03:14:49,713 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 03:14:49,714 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 03:14:49,715 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 03:14:49,717 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 03:14:49,720 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 03:14:49,722 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 03:14:49,724 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 03:14:49,725 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 03:14:49,727 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 03:14:49,727 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 03:14:49,729 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 03:14:49,731 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 03:14:49,732 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 03:14:49,734 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 03:14:49,735 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 03:14:49,737 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 03:14:49,740 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 03:14:49,743 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 03:14:49,744 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 03:14:49,746 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 03:14:49,747 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 03:14:49,758 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 03:14:49,758 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 03:14:49,759 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 03:14:49,760 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 03:14:49,760 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 03:14:49,762 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 03:14:49,762 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 03:14:49,763 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 03:14:49,764 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 03:14:49,765 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 03:14:49,766 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 03:14:49,767 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 03:14:49,773 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 03:14:49,775 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 03:14:49,775 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 03:14:49,777 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 03:14:49,778 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 03:14:49,779 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-16 03:14:49,830 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 03:14:49,831 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 03:14:49,832 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 03:14:49,833 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 03:14:49,833 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 03:14:49,833 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 03:14:49,834 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 03:14:49,834 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 03:14:49,834 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 03:14:49,835 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 03:14:49,837 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-16 03:14:49,837 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-16 03:14:49,837 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 03:14:49,837 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-16 03:14:49,838 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 03:14:49,838 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-16 03:14:49,838 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 03:14:49,838 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-16 03:14:49,838 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-16 03:14:49,839 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-16 03:14:49,839 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-16 03:14:49,839 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 03:14:49,839 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-16 03:14:49,840 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 03:14:49,840 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-16 03:14:49,841 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 03:14:49,841 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 03:14:49,841 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 03:14:49,841 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 03:14:49,842 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-16 03:14:49,842 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-16 03:14:49,842 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-16 03:14:49,842 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-16 03:14:49,843 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 03:14:49,843 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 03:14:49,843 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_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b43c5f69b800c2b69e93d1e72e880d7e8bd3289a [2021-10-16 03:14:50,265 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 03:14:50,289 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 03:14:50,292 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 03:14:50,294 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 03:14:50,295 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 03:14:50,296 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/product-lines/minepump_spec2_product19.cil.c [2021-10-16 03:14:50,381 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/data/e89119190/2fdc955432224367941955299cfb11c8/FLAGce23d958b [2021-10-16 03:14:51,015 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 03:14:51,016 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/sv-benchmarks/c/product-lines/minepump_spec2_product19.cil.c [2021-10-16 03:14:51,030 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/data/e89119190/2fdc955432224367941955299cfb11c8/FLAGce23d958b [2021-10-16 03:14:51,043 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/data/e89119190/2fdc955432224367941955299cfb11c8 [2021-10-16 03:14:51,045 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 03:14:51,047 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 03:14:51,049 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 03:14:51,049 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 03:14:51,052 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 03:14:51,053 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:14:51" (1/1) ... [2021-10-16 03:14:51,054 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76ef1cb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:14:51, skipping insertion in model container [2021-10-16 03:14:51,055 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:14:51" (1/1) ... [2021-10-16 03:14:51,063 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 03:14:51,101 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 03:14:51,245 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_a2ae35b7-9ae9-45d8-9515-7e660552eb49/sv-benchmarks/c/product-lines/minepump_spec2_product19.cil.c[1605,1618] [2021-10-16 03:14:51,463 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 03:14:51,476 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-16 03:14:51,486 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 03:14:51,489 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_a2ae35b7-9ae9-45d8-9515-7e660552eb49/sv-benchmarks/c/product-lines/minepump_spec2_product19.cil.c[1605,1618] [2021-10-16 03:14:51,567 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 03:14:51,573 INFO L203 MainTranslator]: Completed pre-run [2021-10-16 03:14:51,594 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_a2ae35b7-9ae9-45d8-9515-7e660552eb49/sv-benchmarks/c/product-lines/minepump_spec2_product19.cil.c[1605,1618] [2021-10-16 03:14:51,685 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 03:14:51,706 INFO L208 MainTranslator]: Completed translation [2021-10-16 03:14:51,706 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:14:51 WrapperNode [2021-10-16 03:14:51,706 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 03:14:51,707 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-16 03:14:51,708 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-16 03:14:51,708 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-16 03:14:51,715 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:14:51" (1/1) ... [2021-10-16 03:14:51,745 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:14:51" (1/1) ... [2021-10-16 03:14:51,794 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-16 03:14:51,795 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-16 03:14:51,795 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-16 03:14:51,796 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-16 03:14:51,805 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:14:51" (1/1) ... [2021-10-16 03:14:51,805 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:14:51" (1/1) ... [2021-10-16 03:14:51,811 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:14:51" (1/1) ... [2021-10-16 03:14:51,811 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:14:51" (1/1) ... [2021-10-16 03:14:51,824 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:14:51" (1/1) ... [2021-10-16 03:14:51,831 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:14:51" (1/1) ... [2021-10-16 03:14:51,834 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:14:51" (1/1) ... [2021-10-16 03:14:51,839 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-16 03:14:51,840 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-16 03:14:51,840 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-16 03:14:51,841 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-16 03:14:51,842 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:14:51" (1/1) ... [2021-10-16 03:14:51,854 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 03:14:51,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/z3 [2021-10-16 03:14:51,893 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-16 03:14:51,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-16 03:14:51,943 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-16 03:14:51,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-16 03:14:51,943 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-16 03:14:51,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-16 03:14:54,107 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-16 03:14:54,112 INFO L299 CfgBuilder]: Removed 102 assume(true) statements. [2021-10-16 03:14:54,114 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 03:14:54 BoogieIcfgContainer [2021-10-16 03:14:54,115 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-16 03:14:54,119 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-16 03:14:54,119 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-16 03:14:54,122 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-16 03:14:54,123 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 03:14:51" (1/3) ... [2021-10-16 03:14:54,123 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4632c6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 03:14:54, skipping insertion in model container [2021-10-16 03:14:54,124 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:14:51" (2/3) ... [2021-10-16 03:14:54,124 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4632c6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 03:14:54, skipping insertion in model container [2021-10-16 03:14:54,124 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 03:14:54" (3/3) ... [2021-10-16 03:14:54,126 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product19.cil.c [2021-10-16 03:14:54,132 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-16 03:14:54,132 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-16 03:14:54,185 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-16 03:14:54,196 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, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-16 03:14:54,196 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-16 03:14:54,217 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 77 states have (on average 1.5714285714285714) internal successors, (121), 80 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:14:54,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-16 03:14:54,241 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 03:14:54,242 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-16 03:14:54,243 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 03:14:54,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 03:14:54,253 INFO L82 PathProgramCache]: Analyzing trace with hash 1392435012, now seen corresponding path program 1 times [2021-10-16 03:14:54,268 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-16 03:14:54,269 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [905339109] [2021-10-16 03:14:54,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 03:14:54,270 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-16 03:14:54,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/mathsat [2021-10-16 03:14:54,274 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-16 03:14:54,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-16 03:14:54,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 03:14:54,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-16 03:14:54,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 03:14:54,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:14:54,638 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-16 03:14:54,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:14:54,716 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-16 03:14:54,716 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [905339109] [2021-10-16 03:14:54,717 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [905339109] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-16 03:14:54,717 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-16 03:14:54,718 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-16 03:14:54,719 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [553329699] [2021-10-16 03:14:54,725 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-16 03:14:54,726 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-16 03:14:54,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-16 03:14:54,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-16 03:14:54,747 INFO L87 Difference]: Start difference. First operand has 81 states, 77 states have (on average 1.5714285714285714) internal successors, (121), 80 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:14:54,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 03:14:54,785 INFO L93 Difference]: Finished difference Result 155 states and 234 transitions. [2021-10-16 03:14:54,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 03:14:54,787 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-10-16 03:14:54,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 03:14:54,798 INFO L225 Difference]: With dead ends: 155 [2021-10-16 03:14:54,798 INFO L226 Difference]: Without dead ends: 77 [2021-10-16 03:14:54,801 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-16 03:14:54,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2021-10-16 03:14:54,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2021-10-16 03:14:54,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 74 states have (on average 1.472972972972973) internal successors, (109), 76 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:14:54,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 109 transitions. [2021-10-16 03:14:54,854 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 109 transitions. Word has length 18 [2021-10-16 03:14:54,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 03:14:54,854 INFO L470 AbstractCegarLoop]: Abstraction has 77 states and 109 transitions. [2021-10-16 03:14:54,855 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:14:54,855 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 109 transitions. [2021-10-16 03:14:54,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-16 03:14:54,857 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 03:14:54,857 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-16 03:14:54,886 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-16 03:14:55,083 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 [2021-10-16 03:14:55,083 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 03:14:55,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 03:14:55,084 INFO L82 PathProgramCache]: Analyzing trace with hash 1173599043, now seen corresponding path program 1 times [2021-10-16 03:14:55,085 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-16 03:14:55,085 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [812190188] [2021-10-16 03:14:55,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 03:14:55,086 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-16 03:14:55,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/mathsat [2021-10-16 03:14:55,087 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-16 03:14:55,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-16 03:14:55,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 03:14:55,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-16 03:14:55,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 03:14:55,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:14:55,395 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-16 03:14:55,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:14:55,484 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-16 03:14:55,485 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [812190188] [2021-10-16 03:14:55,485 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [812190188] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-16 03:14:55,485 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-16 03:14:55,486 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-16 03:14:55,486 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1062941492] [2021-10-16 03:14:55,489 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-16 03:14:55,489 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-16 03:14:55,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-16 03:14:55,496 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-16 03:14:55,496 INFO L87 Difference]: Start difference. First operand 77 states and 109 transitions. Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:14:55,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 03:14:55,533 INFO L93 Difference]: Finished difference Result 77 states and 109 transitions. [2021-10-16 03:14:55,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 03:14:55,533 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-16 03:14:55,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 03:14:55,534 INFO L225 Difference]: With dead ends: 77 [2021-10-16 03:14:55,534 INFO L226 Difference]: Without dead ends: 37 [2021-10-16 03:14:55,535 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 13.4ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-16 03:14:55,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2021-10-16 03:14:55,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2021-10-16 03:14:55,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37 states, 36 states have (on average 1.4444444444444444) internal successors, (52), 36 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:14:55,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 52 transitions. [2021-10-16 03:14:55,540 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 52 transitions. Word has length 19 [2021-10-16 03:14:55,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 03:14:55,541 INFO L470 AbstractCegarLoop]: Abstraction has 37 states and 52 transitions. [2021-10-16 03:14:55,541 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:14:55,541 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 52 transitions. [2021-10-16 03:14:55,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-16 03:14:55,542 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 03:14:55,543 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-16 03:14:55,564 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-16 03:14:55,756 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 [2021-10-16 03:14:55,757 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 03:14:55,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 03:14:55,757 INFO L82 PathProgramCache]: Analyzing trace with hash 1808533439, now seen corresponding path program 1 times [2021-10-16 03:14:55,758 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-16 03:14:55,758 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1794888519] [2021-10-16 03:14:55,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 03:14:55,759 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-16 03:14:55,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/mathsat [2021-10-16 03:14:55,760 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-16 03:14:55,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-16 03:14:56,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 03:14:56,060 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-16 03:14:56,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 03:14:56,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:14:56,171 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-16 03:14:56,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:14:56,300 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-16 03:14:56,301 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1794888519] [2021-10-16 03:14:56,301 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1794888519] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-16 03:14:56,301 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-16 03:14:56,301 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-10-16 03:14:56,302 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1301950278] [2021-10-16 03:14:56,302 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-16 03:14:56,303 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-16 03:14:56,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-16 03:14:56,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-16 03:14:56,309 INFO L87 Difference]: Start difference. First operand 37 states and 52 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:14:56,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 03:14:56,346 INFO L93 Difference]: Finished difference Result 121 states and 178 transitions. [2021-10-16 03:14:56,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 03:14:56,346 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-10-16 03:14:56,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 03:14:56,348 INFO L225 Difference]: With dead ends: 121 [2021-10-16 03:14:56,348 INFO L226 Difference]: Without dead ends: 91 [2021-10-16 03:14:56,349 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.6ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-16 03:14:56,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2021-10-16 03:14:56,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 57. [2021-10-16 03:14:56,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 56 states have (on average 1.4821428571428572) internal successors, (83), 56 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:14:56,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 83 transitions. [2021-10-16 03:14:56,360 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 83 transitions. Word has length 24 [2021-10-16 03:14:56,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 03:14:56,360 INFO L470 AbstractCegarLoop]: Abstraction has 57 states and 83 transitions. [2021-10-16 03:14:56,360 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:14:56,361 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 83 transitions. [2021-10-16 03:14:56,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-16 03:14:56,362 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 03:14:56,362 INFO L512 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] [2021-10-16 03:14:56,379 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-16 03:14:56,575 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 [2021-10-16 03:14:56,576 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 03:14:56,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 03:14:56,577 INFO L82 PathProgramCache]: Analyzing trace with hash -71070855, now seen corresponding path program 1 times [2021-10-16 03:14:56,577 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-16 03:14:56,578 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [4307149] [2021-10-16 03:14:56,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 03:14:56,578 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-16 03:14:56,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/mathsat [2021-10-16 03:14:56,580 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-16 03:14:56,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-16 03:14:56,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 03:14:56,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-16 03:14:56,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 03:14:57,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:14:57,014 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-16 03:14:57,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:14:57,188 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-16 03:14:57,189 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [4307149] [2021-10-16 03:14:57,189 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [4307149] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-16 03:14:57,189 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-16 03:14:57,189 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-10-16 03:14:57,190 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [318360188] [2021-10-16 03:14:57,190 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-16 03:14:57,190 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-16 03:14:57,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-16 03:14:57,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-16 03:14:57,192 INFO L87 Difference]: Start difference. First operand 57 states and 83 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) [2021-10-16 03:14:57,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 03:14:57,345 INFO L93 Difference]: Finished difference Result 261 states and 400 transitions. [2021-10-16 03:14:57,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-16 03:14:57,346 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 [2021-10-16 03:14:57,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 03:14:57,354 INFO L225 Difference]: With dead ends: 261 [2021-10-16 03:14:57,354 INFO L226 Difference]: Without dead ends: 211 [2021-10-16 03:14:57,355 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 76.1ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-16 03:14:57,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2021-10-16 03:14:57,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 99. [2021-10-16 03:14:57,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 98 states have (on average 1.469387755102041) internal successors, (144), 98 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:14:57,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 144 transitions. [2021-10-16 03:14:57,401 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 144 transitions. Word has length 25 [2021-10-16 03:14:57,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 03:14:57,401 INFO L470 AbstractCegarLoop]: Abstraction has 99 states and 144 transitions. [2021-10-16 03:14:57,402 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) [2021-10-16 03:14:57,402 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 144 transitions. [2021-10-16 03:14:57,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-16 03:14:57,404 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 03:14:57,404 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-16 03:14:57,444 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-16 03:14:57,605 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 [2021-10-16 03:14:57,605 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 03:14:57,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 03:14:57,606 INFO L82 PathProgramCache]: Analyzing trace with hash 34699249, now seen corresponding path program 1 times [2021-10-16 03:14:57,606 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-16 03:14:57,606 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [959263030] [2021-10-16 03:14:57,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 03:14:57,607 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-16 03:14:57,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/mathsat [2021-10-16 03:14:57,608 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-16 03:14:57,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-16 03:14:57,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 03:14:57,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-16 03:14:57,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 03:14:57,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:14:57,926 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-16 03:14:57,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:14:57,988 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-16 03:14:57,988 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [959263030] [2021-10-16 03:14:57,991 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [959263030] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-16 03:14:57,992 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-16 03:14:57,992 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-16 03:14:57,993 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728909042] [2021-10-16 03:14:57,993 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-16 03:14:57,994 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-16 03:14:57,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-16 03:14:57,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-16 03:14:57,995 INFO L87 Difference]: Start difference. First operand 99 states and 144 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) [2021-10-16 03:14:58,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 03:14:58,115 INFO L93 Difference]: Finished difference Result 289 states and 430 transitions. [2021-10-16 03:14:58,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-16 03:14:58,115 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 [2021-10-16 03:14:58,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 03:14:58,116 INFO L225 Difference]: With dead ends: 289 [2021-10-16 03:14:58,116 INFO L226 Difference]: Without dead ends: 0 [2021-10-16 03:14:58,121 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 35.1ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-16 03:14:58,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-16 03:14:58,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-16 03:14:58,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:14:58,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-16 03:14:58,123 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2021-10-16 03:14:58,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 03:14:58,123 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-16 03:14:58,124 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) [2021-10-16 03:14:58,124 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-16 03:14:58,124 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-16 03:14:58,127 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-16 03:14:58,127 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-16 03:14:58,128 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-16 03:14:58,145 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-16 03:14:58,345 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 [2021-10-16 03:14:58,347 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-16 03:14:58,350 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:14:58,382 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:14:58,383 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:14:58,493 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:14:58,504 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:14:58,505 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:14:58,506 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:14:58,507 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:14:58,507 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:14:58,508 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:14:58,509 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:14:58,527 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:14:58,528 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:14:58,529 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:14:58,530 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:14:58,555 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:14:58,556 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:14:58,557 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:14:58,579 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:14:58,580 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:14:58,581 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:14:58,584 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:14:58,585 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:14:58,609 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:14:58,620 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:14:58,621 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:14:58,622 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:14:58,622 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:14:58,624 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:14:58,625 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:14:58,626 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:14:58,627 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:14:58,627 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:14:58,732 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-10-16 03:14:58,733 INFO L857 garLoopResultBuilder]: For program point L647(lines 647 657) no Hoare annotation was computed. [2021-10-16 03:14:58,733 INFO L857 garLoopResultBuilder]: For program point L647-2(lines 647 657) no Hoare annotation was computed. [2021-10-16 03:14:58,733 INFO L857 garLoopResultBuilder]: For program point L647-4(lines 647 657) no Hoare annotation was computed. [2021-10-16 03:14:58,733 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-16 03:14:58,733 INFO L857 garLoopResultBuilder]: For program point L846(lines 845 892) no Hoare annotation was computed. [2021-10-16 03:14:58,734 INFO L857 garLoopResultBuilder]: For program point L648(lines 648 654) no Hoare annotation was computed. [2021-10-16 03:14:58,734 INFO L853 garLoopResultBuilder]: At program point L582(lines 578 584) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 03:14:58,734 INFO L857 garLoopResultBuilder]: For program point L648-2(lines 648 654) no Hoare annotation was computed. [2021-10-16 03:14:58,735 INFO L853 garLoopResultBuilder]: At program point L516(lines 511 519) the Hoare annotation is: false [2021-10-16 03:14:58,735 INFO L857 garLoopResultBuilder]: For program point L648-4(lines 648 654) no Hoare annotation was computed. [2021-10-16 03:14:58,735 INFO L853 garLoopResultBuilder]: At program point L516-1(lines 511 519) the Hoare annotation is: false [2021-10-16 03:14:58,740 INFO L857 garLoopResultBuilder]: For program point L450(lines 450 454) no Hoare annotation was computed. [2021-10-16 03:14:58,740 INFO L853 garLoopResultBuilder]: At program point L516-2(lines 511 519) the Hoare annotation is: false [2021-10-16 03:14:58,740 INFO L853 garLoopResultBuilder]: At program point L632(lines 627 634) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 03:14:58,741 INFO L857 garLoopResultBuilder]: For program point L54(line 54) no Hoare annotation was computed. [2021-10-16 03:14:58,741 INFO L857 garLoopResultBuilder]: For program point L54-1(line 54) no Hoare annotation was computed. [2021-10-16 03:14:58,741 INFO L857 garLoopResultBuilder]: For program point L54-2(line 54) no Hoare annotation was computed. [2021-10-16 03:14:58,741 INFO L853 garLoopResultBuilder]: At program point L533-2(lines 533 547) the Hoare annotation is: false [2021-10-16 03:14:58,742 INFO L857 garLoopResultBuilder]: For program point L847(lines 847 851) no Hoare annotation was computed. [2021-10-16 03:14:58,742 INFO L853 garLoopResultBuilder]: At program point L682(lines 682 688) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 03:14:58,742 INFO L853 garLoopResultBuilder]: At program point L682-1(lines 682 688) the Hoare annotation is: false [2021-10-16 03:14:58,742 INFO L853 garLoopResultBuilder]: At program point L682-2(lines 682 688) the Hoare annotation is: false [2021-10-16 03:14:58,743 INFO L857 garLoopResultBuilder]: For program point L534(line 534) no Hoare annotation was computed. [2021-10-16 03:14:58,743 INFO L857 garLoopResultBuilder]: For program point L881(lines 881 887) no Hoare annotation was computed. [2021-10-16 03:14:58,743 INFO L853 garLoopResultBuilder]: At program point L881-1(lines 675 681) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 03:14:58,744 INFO L853 garLoopResultBuilder]: At program point L815(lines 800 818) the Hoare annotation is: false [2021-10-16 03:14:58,744 INFO L853 garLoopResultBuilder]: At program point L815-1(lines 800 818) the Hoare annotation is: false [2021-10-16 03:14:58,745 INFO L853 garLoopResultBuilder]: At program point L815-2(lines 800 818) the Hoare annotation is: false [2021-10-16 03:14:58,745 INFO L857 garLoopResultBuilder]: For program point L865(lines 865 871) no Hoare annotation was computed. [2021-10-16 03:14:58,745 INFO L853 garLoopResultBuilder]: At program point L865-1(lines 865 871) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 03:14:58,746 INFO L853 garLoopResultBuilder]: At program point L932(lines 927 935) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 03:14:58,746 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-16 03:14:58,747 INFO L857 garLoopResultBuilder]: For program point L537(lines 537 541) no Hoare annotation was computed. [2021-10-16 03:14:58,747 INFO L857 garLoopResultBuilder]: For program point L537-1(lines 675 681) no Hoare annotation was computed. [2021-10-16 03:14:58,747 INFO L857 garLoopResultBuilder]: For program point L438(lines 438 442) no Hoare annotation was computed. [2021-10-16 03:14:58,747 INFO L857 garLoopResultBuilder]: For program point L438-3(lines 438 442) no Hoare annotation was computed. [2021-10-16 03:14:58,747 INFO L857 garLoopResultBuilder]: For program point L438-6(lines 438 442) no Hoare annotation was computed. [2021-10-16 03:14:58,748 INFO L860 garLoopResultBuilder]: At program point L620(lines 601 623) the Hoare annotation is: true [2021-10-16 03:14:58,748 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-10-16 03:14:58,748 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-16 03:14:58,748 INFO L853 garLoopResultBuilder]: At program point L475(lines 470 478) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 03:14:58,748 INFO L853 garLoopResultBuilder]: At program point L475-1(lines 470 478) the Hoare annotation is: false [2021-10-16 03:14:58,750 INFO L853 garLoopResultBuilder]: At program point L475-2(lines 470 478) the Hoare annotation is: false [2021-10-16 03:14:58,750 INFO L857 garLoopResultBuilder]: For program point L855(lines 855 861) no Hoare annotation was computed. [2021-10-16 03:14:58,751 INFO L853 garLoopResultBuilder]: At program point L855-1(lines 855 861) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 03:14:58,751 INFO L857 garLoopResultBuilder]: For program point L707(lines 707 724) no Hoare annotation was computed. [2021-10-16 03:14:58,751 INFO L857 garLoopResultBuilder]: For program point L707-1(lines 707 724) no Hoare annotation was computed. [2021-10-16 03:14:58,751 INFO L857 garLoopResultBuilder]: For program point L707-2(lines 707 724) no Hoare annotation was computed. [2021-10-16 03:14:58,752 INFO L857 garLoopResultBuilder]: For program point L823(lines 823 829) no Hoare annotation was computed. [2021-10-16 03:14:58,756 INFO L853 garLoopResultBuilder]: At program point L823-1(lines 823 829) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 03:14:58,757 INFO L853 garLoopResultBuilder]: At program point L675(lines 674 693) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 03:14:58,758 INFO L857 garLoopResultBuilder]: For program point L675-1(lines 675 681) no Hoare annotation was computed. [2021-10-16 03:14:58,760 INFO L853 garLoopResultBuilder]: At program point L675-2(lines 674 693) the Hoare annotation is: false [2021-10-16 03:14:58,760 INFO L853 garLoopResultBuilder]: At program point L675-3(lines 674 693) the Hoare annotation is: false [2021-10-16 03:14:58,761 INFO L857 garLoopResultBuilder]: For program point L643(lines 643 660) no Hoare annotation was computed. [2021-10-16 03:14:58,761 INFO L853 garLoopResultBuilder]: At program point L643-1(lines 1 935) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 03:14:58,761 INFO L857 garLoopResultBuilder]: For program point L643-2(lines 643 660) no Hoare annotation was computed. [2021-10-16 03:14:58,762 INFO L853 garLoopResultBuilder]: At program point L643-3(lines 1 935) the Hoare annotation is: false [2021-10-16 03:14:58,762 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-16 03:14:58,763 INFO L857 garLoopResultBuilder]: For program point L643-4(lines 643 660) no Hoare annotation was computed. [2021-10-16 03:14:58,765 INFO L853 garLoopResultBuilder]: At program point L643-5(lines 1 935) the Hoare annotation is: false [2021-10-16 03:14:58,766 INFO L853 garLoopResultBuilder]: At program point L924(lines 1 935) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 03:14:58,766 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-10-16 03:14:58,766 INFO L857 garLoopResultBuilder]: For program point L462(lines 462 466) no Hoare annotation was computed. [2021-10-16 03:14:58,766 INFO L857 garLoopResultBuilder]: For program point L875(lines 875 888) no Hoare annotation was computed. [2021-10-16 03:14:58,768 INFO L857 garLoopResultBuilder]: For program point L809(lines 809 813) no Hoare annotation was computed. [2021-10-16 03:14:58,769 INFO L857 garLoopResultBuilder]: For program point L809-2(lines 809 813) no Hoare annotation was computed. [2021-10-16 03:14:58,769 INFO L857 garLoopResultBuilder]: For program point L809-3(lines 809 813) no Hoare annotation was computed. [2021-10-16 03:14:58,769 INFO L857 garLoopResultBuilder]: For program point L809-5(lines 809 813) no Hoare annotation was computed. [2021-10-16 03:14:58,771 INFO L857 garLoopResultBuilder]: For program point L611(lines 611 618) no Hoare annotation was computed. [2021-10-16 03:14:58,771 INFO L857 garLoopResultBuilder]: For program point L809-6(lines 809 813) no Hoare annotation was computed. [2021-10-16 03:14:58,771 INFO L860 garLoopResultBuilder]: At program point L611-1(lines 611 618) the Hoare annotation is: true [2021-10-16 03:14:58,771 INFO L857 garLoopResultBuilder]: For program point L809-8(lines 809 813) no Hoare annotation was computed. [2021-10-16 03:14:58,772 INFO L853 garLoopResultBuilder]: At program point L760(lines 755 763) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 03:14:58,772 INFO L853 garLoopResultBuilder]: At program point L760-1(lines 755 763) the Hoare annotation is: false [2021-10-16 03:14:58,772 INFO L853 garLoopResultBuilder]: At program point L760-2(lines 755 763) the Hoare annotation is: false [2021-10-16 03:14:58,772 INFO L857 garLoopResultBuilder]: For program point L711(lines 711 719) no Hoare annotation was computed. [2021-10-16 03:14:58,772 INFO L857 garLoopResultBuilder]: For program point L711-1(lines 711 719) no Hoare annotation was computed. [2021-10-16 03:14:58,773 INFO L857 garLoopResultBuilder]: For program point L711-2(lines 711 719) no Hoare annotation was computed. [2021-10-16 03:14:58,773 INFO L853 garLoopResultBuilder]: At program point L893(lines 844 894) the Hoare annotation is: false [2021-10-16 03:14:58,779 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-16 03:14:58,815 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 03:14:58 BoogieIcfgContainer [2021-10-16 03:14:58,817 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-16 03:14:58,817 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-16 03:14:58,817 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-16 03:14:58,818 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-16 03:14:58,818 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 03:14:54" (3/4) ... [2021-10-16 03:14:58,823 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-16 03:14:58,846 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-16 03:14:58,847 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-16 03:14:58,848 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-16 03:14:58,848 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-16 03:14:58,849 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-16 03:14:58,850 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-16 03:14:58,851 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-16 03:14:58,888 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-16 03:14:58,947 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/witness.graphml [2021-10-16 03:14:58,947 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-16 03:14:58,949 INFO L168 Benchmark]: Toolchain (without parser) took 7901.24 ms. Allocated memory was 58.7 MB in the beginning and 96.5 MB in the end (delta: 37.7 MB). Free memory was 36.4 MB in the beginning and 55.8 MB in the end (delta: -19.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 16.1 GB. [2021-10-16 03:14:58,950 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 58.7 MB. Free memory was 38.8 MB in the beginning and 38.8 MB in the end (delta: 49.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 03:14:58,951 INFO L168 Benchmark]: CACSL2BoogieTranslator took 658.17 ms. Allocated memory is still 58.7 MB. Free memory was 36.2 MB in the beginning and 26.1 MB in the end (delta: 10.1 MB). Peak memory consumption was 11.7 MB. Max. memory is 16.1 GB. [2021-10-16 03:14:58,952 INFO L168 Benchmark]: Boogie Procedure Inliner took 87.19 ms. Allocated memory was 58.7 MB in the beginning and 79.7 MB in the end (delta: 21.0 MB). Free memory was 26.1 MB in the beginning and 60.2 MB in the end (delta: -34.1 MB). Peak memory consumption was 4.9 MB. Max. memory is 16.1 GB. [2021-10-16 03:14:58,952 INFO L168 Benchmark]: Boogie Preprocessor took 44.11 ms. Allocated memory is still 79.7 MB. Free memory was 60.2 MB in the beginning and 57.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-16 03:14:58,952 INFO L168 Benchmark]: RCFGBuilder took 2274.48 ms. Allocated memory is still 79.7 MB. Free memory was 57.7 MB in the beginning and 55.3 MB in the end (delta: 2.4 MB). Peak memory consumption was 27.9 MB. Max. memory is 16.1 GB. [2021-10-16 03:14:58,953 INFO L168 Benchmark]: TraceAbstraction took 4698.15 ms. Allocated memory was 79.7 MB in the beginning and 96.5 MB in the end (delta: 16.8 MB). Free memory was 54.9 MB in the beginning and 62.1 MB in the end (delta: -7.2 MB). Peak memory consumption was 34.8 MB. Max. memory is 16.1 GB. [2021-10-16 03:14:58,953 INFO L168 Benchmark]: Witness Printer took 130.15 ms. Allocated memory is still 96.5 MB. Free memory was 62.1 MB in the beginning and 55.8 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-16 03:14:58,956 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 58.7 MB. Free memory was 38.8 MB in the beginning and 38.8 MB in the end (delta: 49.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 658.17 ms. Allocated memory is still 58.7 MB. Free memory was 36.2 MB in the beginning and 26.1 MB in the end (delta: 10.1 MB). Peak memory consumption was 11.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 87.19 ms. Allocated memory was 58.7 MB in the beginning and 79.7 MB in the end (delta: 21.0 MB). Free memory was 26.1 MB in the beginning and 60.2 MB in the end (delta: -34.1 MB). Peak memory consumption was 4.9 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 44.11 ms. Allocated memory is still 79.7 MB. Free memory was 60.2 MB in the beginning and 57.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2274.48 ms. Allocated memory is still 79.7 MB. Free memory was 57.7 MB in the beginning and 55.3 MB in the end (delta: 2.4 MB). Peak memory consumption was 27.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 4698.15 ms. Allocated memory was 79.7 MB in the beginning and 96.5 MB in the end (delta: 16.8 MB). Free memory was 54.9 MB in the beginning and 62.1 MB in the end (delta: -7.2 MB). Peak memory consumption was 34.8 MB. Max. memory is 16.1 GB. * Witness Printer took 130.15 ms. Allocated memory is still 96.5 MB. Free memory was 62.1 MB in the beginning and 55.8 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 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, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms 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, 81 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 4595.0ms, OverallIterations: 5, TraceHistogramMax: 1, EmptinessCheckTime: 35.1ms, AutomataDifference: 458.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 385.9ms, InitialAbstractionConstructionTime: 15.7ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 350 SDtfs, 369 SDslu, 442 SDs, 0 SdLazy, 52 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 94.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 222 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 132.6ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=99occurred in iteration=4, InterpolantAutomatonStates: 22, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 100.6ms AutomataMinimizationTime, 5 MinimizatonAttempts, 146 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 33 LocationsWithAnnotation, 33 PreInvPairs, 119 NumberOfFragments, 126 HoareAnnotationTreeSize, 33 FomulaSimplifications, 3757 FormulaSimplificationTreeSizeReduction, 291.9ms HoareSimplificationTime, 33 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 83.7ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 133.4ms SsaConstructionTime, 612.4ms SatisfiabilityAnalysisTime, 1259.4ms InterpolantComputationTime, 112 NumberOfCodeBlocks, 112 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 214 ConstructedInterpolants, 0 QuantifiedInterpolants, 410 SizeOfPredicates, 7 NumberOfNonLiveVariables, 988 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 0/0 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: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 682]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 470]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 755]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 800]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 674]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 682]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 800]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 511]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 855]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 844]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 511]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 470]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 865]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 755]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 675]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 533]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 755]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 601]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 674]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 823]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 611]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 682]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 627]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 578]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 800]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 470]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 511]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 674]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning RESULT: Ultimate proved your program to be correct! [2021-10-16 03:14:59,030 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ae35b7-9ae9-45d8-9515-7e660552eb49/bin/utaipan-mTDlp9Zugs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...