./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product09.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de47c93-4a20-414c-a00d-e636dd62fad6/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de47c93-4a20-414c-a00d-e636dd62fad6/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de47c93-4a20-414c-a00d-e636dd62fad6/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de47c93-4a20-414c-a00d-e636dd62fad6/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product09.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de47c93-4a20-414c-a00d-e636dd62fad6/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de47c93-4a20-414c-a00d-e636dd62fad6/bin/utaipan-UUZaoUuFF8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 253216605bcefff455f75b86610d9086dd77a5c120ff63014eec6402e624337d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:50:52,000 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:50:52,002 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:50:52,058 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:50:52,059 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:50:52,060 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:50:52,062 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:50:52,064 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:50:52,067 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:50:52,068 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:50:52,069 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:50:52,071 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:50:52,071 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:50:52,072 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:50:52,074 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:50:52,075 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:50:52,077 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:50:52,078 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:50:52,080 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:50:52,082 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:50:52,084 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:50:52,089 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:50:52,091 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:50:52,094 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:50:52,097 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:50:52,104 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:50:52,104 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:50:52,105 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:50:52,107 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:50:52,108 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:50:52,109 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:50:52,110 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:50:52,111 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:50:52,113 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:50:52,115 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:50:52,115 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:50:52,116 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:50:52,116 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:50:52,116 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:50:52,117 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:50:52,118 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:50:52,119 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de47c93-4a20-414c-a00d-e636dd62fad6/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-07 01:50:52,161 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:50:52,162 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:50:52,163 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:50:52,163 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:50:52,164 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:50:52,164 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:50:52,164 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:50:52,165 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:50:52,165 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:50:52,165 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:50:52,175 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:50:52,176 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:50:52,176 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:50:52,176 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:50:52,177 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:50:52,178 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:50:52,178 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 01:50:52,178 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:50:52,178 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 01:50:52,179 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:50:52,179 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:50:52,179 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:50:52,180 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:50:52,180 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:50:52,180 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 01:50:52,180 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:50:52,181 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:50:52,181 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:50:52,182 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:50:52,182 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:50:52,182 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:50:52,182 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:50:52,183 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:50:52,183 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:50:52,183 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:50:52,184 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:50:52,184 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:50:52,184 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:50:52,185 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:50:52,185 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_9de47c93-4a20-414c-a00d-e636dd62fad6/bin/utaipan-UUZaoUuFF8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de47c93-4a20-414c-a00d-e636dd62fad6/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 253216605bcefff455f75b86610d9086dd77a5c120ff63014eec6402e624337d [2021-11-07 01:50:52,472 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:50:52,511 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:50:52,514 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:50:52,515 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:50:52,516 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:50:52,517 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de47c93-4a20-414c-a00d-e636dd62fad6/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/product-lines/minepump_spec2_product09.cil.c [2021-11-07 01:50:52,607 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de47c93-4a20-414c-a00d-e636dd62fad6/bin/utaipan-UUZaoUuFF8/data/7d36a419a/5db9178d43ff4b78bb3d635f4c7350ef/FLAGb46d6417c [2021-11-07 01:50:53,208 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:50:53,209 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de47c93-4a20-414c-a00d-e636dd62fad6/sv-benchmarks/c/product-lines/minepump_spec2_product09.cil.c [2021-11-07 01:50:53,220 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de47c93-4a20-414c-a00d-e636dd62fad6/bin/utaipan-UUZaoUuFF8/data/7d36a419a/5db9178d43ff4b78bb3d635f4c7350ef/FLAGb46d6417c [2021-11-07 01:50:53,477 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de47c93-4a20-414c-a00d-e636dd62fad6/bin/utaipan-UUZaoUuFF8/data/7d36a419a/5db9178d43ff4b78bb3d635f4c7350ef [2021-11-07 01:50:53,482 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:50:53,483 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:50:53,485 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:50:53,486 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:50:53,502 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:50:53,503 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:50:53" (1/1) ... [2021-11-07 01:50:53,504 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38c1e350 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:50:53, skipping insertion in model container [2021-11-07 01:50:53,504 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:50:53" (1/1) ... [2021-11-07 01:50:53,510 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:50:53,551 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:50:53,738 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_9de47c93-4a20-414c-a00d-e636dd62fad6/sv-benchmarks/c/product-lines/minepump_spec2_product09.cil.c[1605,1618] [2021-11-07 01:50:53,849 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:50:53,860 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-11-07 01:50:53,860 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@33ba1f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:50:53, skipping insertion in model container [2021-11-07 01:50:53,861 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:50:53,861 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:50:53,863 INFO L168 Benchmark]: Toolchain (without parser) took 378.68 ms. Allocated memory is still 100.7 MB. Free memory was 67.6 MB in the beginning and 74.5 MB in the end (delta: -6.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-07 01:50:53,864 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 81.8 MB. Free memory was 53.6 MB in the beginning and 53.6 MB in the end (delta: 28.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:50:53,865 INFO L168 Benchmark]: CACSL2BoogieTranslator took 375.88 ms. Allocated memory is still 100.7 MB. Free memory was 67.4 MB in the beginning and 74.5 MB in the end (delta: -7.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-07 01:50:53,867 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 81.8 MB. Free memory was 53.6 MB in the beginning and 53.6 MB in the end (delta: 28.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 375.88 ms. Allocated memory is still 100.7 MB. Free memory was 67.4 MB in the beginning and 74.5 MB in the end (delta: -7.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de47c93-4a20-414c-a00d-e636dd62fad6/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de47c93-4a20-414c-a00d-e636dd62fad6/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de47c93-4a20-414c-a00d-e636dd62fad6/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de47c93-4a20-414c-a00d-e636dd62fad6/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product09.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de47c93-4a20-414c-a00d-e636dd62fad6/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de47c93-4a20-414c-a00d-e636dd62fad6/bin/utaipan-UUZaoUuFF8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 253216605bcefff455f75b86610d9086dd77a5c120ff63014eec6402e624337d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:50:56,103 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:50:56,107 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:50:56,161 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:50:56,162 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:50:56,167 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:50:56,169 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:50:56,174 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:50:56,177 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:50:56,184 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:50:56,185 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:50:56,187 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:50:56,187 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:50:56,190 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:50:56,192 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:50:56,196 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:50:56,197 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:50:56,198 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:50:56,200 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:50:56,207 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:50:56,209 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:50:56,210 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:50:56,212 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:50:56,214 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:50:56,218 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:50:56,218 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:50:56,219 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:50:56,220 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:50:56,221 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:50:56,222 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:50:56,222 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:50:56,223 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:50:56,224 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:50:56,226 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:50:56,227 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:50:56,227 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:50:56,228 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:50:56,228 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:50:56,228 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:50:56,230 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:50:56,231 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:50:56,240 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de47c93-4a20-414c-a00d-e636dd62fad6/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-07 01:50:56,284 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:50:56,285 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:50:56,286 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:50:56,286 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:50:56,286 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:50:56,287 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:50:56,287 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:50:56,287 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:50:56,287 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:50:56,288 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:50:56,289 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 01:50:56,290 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 01:50:56,290 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:50:56,290 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:50:56,290 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:50:56,290 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:50:56,290 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:50:56,291 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 01:50:56,291 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 01:50:56,291 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 01:50:56,291 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:50:56,291 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:50:56,292 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:50:56,292 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:50:56,292 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 01:50:56,292 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:50:56,292 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:50:56,293 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:50:56,293 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:50:56,293 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:50:56,293 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 01:50:56,293 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 01:50:56,294 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:50:56,294 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:50:56,294 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:50:56,294 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_9de47c93-4a20-414c-a00d-e636dd62fad6/bin/utaipan-UUZaoUuFF8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de47c93-4a20-414c-a00d-e636dd62fad6/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 253216605bcefff455f75b86610d9086dd77a5c120ff63014eec6402e624337d [2021-11-07 01:50:56,680 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:50:56,701 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:50:56,704 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:50:56,705 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:50:56,706 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:50:56,707 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de47c93-4a20-414c-a00d-e636dd62fad6/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/product-lines/minepump_spec2_product09.cil.c [2021-11-07 01:50:56,768 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de47c93-4a20-414c-a00d-e636dd62fad6/bin/utaipan-UUZaoUuFF8/data/b42af0dc4/096739c2e2db4739bef2dd07f0465df2/FLAG3055da7c0 [2021-11-07 01:50:57,301 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:50:57,306 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de47c93-4a20-414c-a00d-e636dd62fad6/sv-benchmarks/c/product-lines/minepump_spec2_product09.cil.c [2021-11-07 01:50:57,322 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de47c93-4a20-414c-a00d-e636dd62fad6/bin/utaipan-UUZaoUuFF8/data/b42af0dc4/096739c2e2db4739bef2dd07f0465df2/FLAG3055da7c0 [2021-11-07 01:50:57,604 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de47c93-4a20-414c-a00d-e636dd62fad6/bin/utaipan-UUZaoUuFF8/data/b42af0dc4/096739c2e2db4739bef2dd07f0465df2 [2021-11-07 01:50:57,606 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:50:57,608 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:50:57,609 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:50:57,609 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:50:57,614 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:50:57,615 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:50:57" (1/1) ... [2021-11-07 01:50:57,616 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fc7441d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:50:57, skipping insertion in model container [2021-11-07 01:50:57,617 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:50:57" (1/1) ... [2021-11-07 01:50:57,624 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:50:57,663 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:50:57,834 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_9de47c93-4a20-414c-a00d-e636dd62fad6/sv-benchmarks/c/product-lines/minepump_spec2_product09.cil.c[1605,1618] [2021-11-07 01:50:58,074 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:50:58,096 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-07 01:50:58,111 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:50:58,122 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_9de47c93-4a20-414c-a00d-e636dd62fad6/sv-benchmarks/c/product-lines/minepump_spec2_product09.cil.c[1605,1618] [2021-11-07 01:50:58,213 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:50:58,229 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 01:50:58,247 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_9de47c93-4a20-414c-a00d-e636dd62fad6/sv-benchmarks/c/product-lines/minepump_spec2_product09.cil.c[1605,1618] [2021-11-07 01:50:58,319 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:50:58,352 INFO L208 MainTranslator]: Completed translation [2021-11-07 01:50:58,352 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:50:58 WrapperNode [2021-11-07 01:50:58,353 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:50:58,354 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 01:50:58,354 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 01:50:58,354 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 01:50:58,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:50:58" (1/1) ... [2021-11-07 01:50:58,391 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:50:58" (1/1) ... [2021-11-07 01:50:58,436 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 01:50:58,437 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 01:50:58,437 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 01:50:58,438 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 01:50:58,446 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:50:58" (1/1) ... [2021-11-07 01:50:58,447 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:50:58" (1/1) ... [2021-11-07 01:50:58,464 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:50:58" (1/1) ... [2021-11-07 01:50:58,468 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:50:58" (1/1) ... [2021-11-07 01:50:58,478 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:50:58" (1/1) ... [2021-11-07 01:50:58,499 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:50:58" (1/1) ... [2021-11-07 01:50:58,501 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:50:58" (1/1) ... [2021-11-07 01:50:58,506 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 01:50:58,510 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 01:50:58,511 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 01:50:58,511 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 01:50:58,512 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:50:58" (1/1) ... [2021-11-07 01:50:58,522 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:50:58,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de47c93-4a20-414c-a00d-e636dd62fad6/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:50:58,549 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de47c93-4a20-414c-a00d-e636dd62fad6/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 01:50:58,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de47c93-4a20-414c-a00d-e636dd62fad6/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 01:50:58,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 01:50:58,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-07 01:50:58,621 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 01:50:58,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 01:51:00,753 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 01:51:00,754 INFO L299 CfgBuilder]: Removed 68 assume(true) statements. [2021-11-07 01:51:00,756 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:51:00 BoogieIcfgContainer [2021-11-07 01:51:00,756 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 01:51:00,758 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 01:51:00,758 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 01:51:00,761 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 01:51:00,761 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:50:57" (1/3) ... [2021-11-07 01:51:00,762 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@467a49ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:51:00, skipping insertion in model container [2021-11-07 01:51:00,762 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:50:58" (2/3) ... [2021-11-07 01:51:00,763 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@467a49ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:51:00, skipping insertion in model container [2021-11-07 01:51:00,763 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:51:00" (3/3) ... [2021-11-07 01:51:00,764 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product09.cil.c [2021-11-07 01:51:00,770 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 01:51:00,770 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-07 01:51:00,817 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 01:51:00,823 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-07 01:51:00,823 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-07 01:51:00,841 INFO L276 IsEmpty]: Start isEmpty. Operand has 61 states, 57 states have (on average 1.5964912280701755) internal successors, (91), 60 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:51:00,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-07 01:51:00,854 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:51:00,855 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:51:00,855 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:51:00,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:51:00,861 INFO L85 PathProgramCache]: Analyzing trace with hash -1461582393, now seen corresponding path program 1 times [2021-11-07 01:51:00,875 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:51:00,875 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1605097398] [2021-11-07 01:51:00,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:51:00,877 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:51:00,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de47c93-4a20-414c-a00d-e636dd62fad6/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:51:00,880 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de47c93-4a20-414c-a00d-e636dd62fad6/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:51:00,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de47c93-4a20-414c-a00d-e636dd62fad6/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-07 01:51:01,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:51:01,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-07 01:51:01,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:51:01,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:51:01,262 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:51:01,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:51:01,338 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:51:01,338 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1605097398] [2021-11-07 01:51:01,339 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1605097398] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:51:01,339 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:51:01,339 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-07 01:51:01,341 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [982624166] [2021-11-07 01:51:01,345 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-07 01:51:01,346 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:51:01,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-07 01:51:01,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 01:51:01,368 INFO L87 Difference]: Start difference. First operand has 61 states, 57 states have (on average 1.5964912280701755) internal successors, (91), 60 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:51:01,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:51:01,405 INFO L93 Difference]: Finished difference Result 115 states and 174 transitions. [2021-11-07 01:51:01,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 01:51:01,407 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-11-07 01:51:01,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:51:01,417 INFO L225 Difference]: With dead ends: 115 [2021-11-07 01:51:01,418 INFO L226 Difference]: Without dead ends: 57 [2021-11-07 01:51:01,420 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 01:51:01,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2021-11-07 01:51:01,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2021-11-07 01:51:01,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 54 states have (on average 1.462962962962963) internal successors, (79), 56 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:51:01,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 79 transitions. [2021-11-07 01:51:01,464 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 79 transitions. Word has length 18 [2021-11-07 01:51:01,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:51:01,464 INFO L470 AbstractCegarLoop]: Abstraction has 57 states and 79 transitions. [2021-11-07 01:51:01,464 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:51:01,465 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 79 transitions. [2021-11-07 01:51:01,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-07 01:51:01,466 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:51:01,466 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:51:01,484 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de47c93-4a20-414c-a00d-e636dd62fad6/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-07 01:51:01,678 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de47c93-4a20-414c-a00d-e636dd62fad6/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:51:01,679 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:51:01,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:51:01,680 INFO L85 PathProgramCache]: Analyzing trace with hash -1680418362, now seen corresponding path program 1 times [2021-11-07 01:51:01,680 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:51:01,681 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [186420466] [2021-11-07 01:51:01,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:51:01,681 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:51:01,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de47c93-4a20-414c-a00d-e636dd62fad6/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:51:01,682 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de47c93-4a20-414c-a00d-e636dd62fad6/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:51:01,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de47c93-4a20-414c-a00d-e636dd62fad6/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-07 01:51:01,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:51:01,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:51:01,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:51:02,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:51:02,015 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:51:02,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:51:02,087 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:51:02,087 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [186420466] [2021-11-07 01:51:02,087 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [186420466] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:51:02,087 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:51:02,088 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 01:51:02,088 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [27315591] [2021-11-07 01:51:02,089 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:51:02,090 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:51:02,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:51:02,091 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:51:02,091 INFO L87 Difference]: Start difference. First operand 57 states and 79 transitions. Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:51:02,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:51:02,103 INFO L93 Difference]: Finished difference Result 57 states and 79 transitions. [2021-11-07 01:51:02,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:51:02,103 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-11-07 01:51:02,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:51:02,104 INFO L225 Difference]: With dead ends: 57 [2021-11-07 01:51:02,104 INFO L226 Difference]: Without dead ends: 29 [2021-11-07 01:51:02,105 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:51:02,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2021-11-07 01:51:02,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2021-11-07 01:51:02,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 28 states have (on average 1.4285714285714286) internal successors, (40), 28 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:51:02,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 40 transitions. [2021-11-07 01:51:02,110 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 40 transitions. Word has length 19 [2021-11-07 01:51:02,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:51:02,111 INFO L470 AbstractCegarLoop]: Abstraction has 29 states and 40 transitions. [2021-11-07 01:51:02,111 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:51:02,111 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2021-11-07 01:51:02,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-07 01:51:02,112 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:51:02,134 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:51:02,154 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de47c93-4a20-414c-a00d-e636dd62fad6/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-07 01:51:02,346 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de47c93-4a20-414c-a00d-e636dd62fad6/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:51:02,346 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:51:02,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:51:02,347 INFO L85 PathProgramCache]: Analyzing trace with hash 1355159705, now seen corresponding path program 1 times [2021-11-07 01:51:02,348 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:51:02,348 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2062890401] [2021-11-07 01:51:02,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:51:02,348 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:51:02,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de47c93-4a20-414c-a00d-e636dd62fad6/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:51:02,351 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de47c93-4a20-414c-a00d-e636dd62fad6/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:51:02,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de47c93-4a20-414c-a00d-e636dd62fad6/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-07 01:51:02,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:51:02,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:51:02,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:51:02,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:51:02,742 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:51:02,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:51:02,857 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:51:02,857 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2062890401] [2021-11-07 01:51:02,857 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2062890401] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:51:02,858 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:51:02,858 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-11-07 01:51:02,859 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [116264024] [2021-11-07 01:51:02,860 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 01:51:02,861 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:51:02,864 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 01:51:02,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 01:51:02,864 INFO L87 Difference]: Start difference. First operand 29 states and 40 transitions. Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:51:02,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:51:02,971 INFO L93 Difference]: Finished difference Result 112 states and 172 transitions. [2021-11-07 01:51:02,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-07 01:51:02,971 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-11-07 01:51:02,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:51:02,975 INFO L225 Difference]: With dead ends: 112 [2021-11-07 01:51:02,975 INFO L226 Difference]: Without dead ends: 90 [2021-11-07 01:51:02,975 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-11-07 01:51:02,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2021-11-07 01:51:02,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 46. [2021-11-07 01:51:02,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 45 states have (on average 1.4444444444444444) internal successors, (65), 45 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:51:03,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 65 transitions. [2021-11-07 01:51:03,001 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 65 transitions. Word has length 24 [2021-11-07 01:51:03,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:51:03,002 INFO L470 AbstractCegarLoop]: Abstraction has 46 states and 65 transitions. [2021-11-07 01:51:03,002 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:51:03,002 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 65 transitions. [2021-11-07 01:51:03,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-07 01:51:03,003 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:51:03,003 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:51:03,022 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de47c93-4a20-414c-a00d-e636dd62fad6/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-07 01:51:03,222 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de47c93-4a20-414c-a00d-e636dd62fad6/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:51:03,223 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:51:03,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:51:03,223 INFO L85 PathProgramCache]: Analyzing trace with hash -1689469663, now seen corresponding path program 1 times [2021-11-07 01:51:03,224 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:51:03,224 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [158672985] [2021-11-07 01:51:03,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:51:03,225 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:51:03,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de47c93-4a20-414c-a00d-e636dd62fad6/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:51:03,226 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de47c93-4a20-414c-a00d-e636dd62fad6/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:51:03,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de47c93-4a20-414c-a00d-e636dd62fad6/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-07 01:51:03,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:51:03,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:51:03,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:51:03,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:51:03,541 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:51:03,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:51:03,611 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:51:03,612 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [158672985] [2021-11-07 01:51:03,612 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [158672985] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:51:03,612 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:51:03,612 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-07 01:51:03,613 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1968597809] [2021-11-07 01:51:03,613 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 01:51:03,613 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:51:03,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 01:51:03,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 01:51:03,615 INFO L87 Difference]: Start difference. First operand 46 states and 65 transitions. Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:51:03,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:51:03,691 INFO L93 Difference]: Finished difference Result 132 states and 196 transitions. [2021-11-07 01:51:03,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 01:51:03,691 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2021-11-07 01:51:03,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:51:03,692 INFO L225 Difference]: With dead ends: 132 [2021-11-07 01:51:03,692 INFO L226 Difference]: Without dead ends: 0 [2021-11-07 01:51:03,693 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-07 01:51:03,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-07 01:51:03,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-07 01:51:03,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:51:03,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-07 01:51:03,694 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2021-11-07 01:51:03,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:51:03,695 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-07 01:51:03,695 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:51:03,695 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-07 01:51:03,695 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-07 01:51:03,698 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:51:03,698 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:51:03,699 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:51:03,711 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de47c93-4a20-414c-a00d-e636dd62fad6/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-07 01:51:03,911 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de47c93-4a20-414c-a00d-e636dd62fad6/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:51:03,913 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-07 01:51:03,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:51:03,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:51:03,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:51:03,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:51:03,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:51:03,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:51:03,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:51:03,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:51:04,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:51:04,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:51:04,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:51:04,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:51:04,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:51:04,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:51:04,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:51:04,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:51:04,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:51:04,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:51:04,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:51:04,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:51:04,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:51:04,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:51:04,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:51:04,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:51:04,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:51:04,112 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-11-07 01:51:04,112 INFO L857 garLoopResultBuilder]: For program point L449(lines 449 455) no Hoare annotation was computed. [2021-11-07 01:51:04,113 INFO L853 garLoopResultBuilder]: At program point L449-1(lines 449 455) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:51:04,113 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-07 01:51:04,113 INFO L857 garLoopResultBuilder]: For program point L681(lines 681 685) no Hoare annotation was computed. [2021-11-07 01:51:04,114 INFO L857 garLoopResultBuilder]: For program point L648(lines 648 658) no Hoare annotation was computed. [2021-11-07 01:51:04,114 INFO L857 garLoopResultBuilder]: For program point L681-1(lines 509 515) no Hoare annotation was computed. [2021-11-07 01:51:04,114 INFO L857 garLoopResultBuilder]: For program point L648-2(lines 648 658) no Hoare annotation was computed. [2021-11-07 01:51:04,115 INFO L853 garLoopResultBuilder]: At program point L516(lines 516 522) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:51:04,116 INFO L857 garLoopResultBuilder]: For program point L648-4(lines 648 658) no Hoare annotation was computed. [2021-11-07 01:51:04,117 INFO L853 garLoopResultBuilder]: At program point L516-1(lines 516 522) the Hoare annotation is: false [2021-11-07 01:51:04,120 INFO L853 garLoopResultBuilder]: At program point L516-2(lines 516 522) the Hoare annotation is: false [2021-11-07 01:51:04,120 INFO L857 garLoopResultBuilder]: For program point L797(lines 797 801) no Hoare annotation was computed. [2021-11-07 01:51:04,121 INFO L857 garLoopResultBuilder]: For program point L54(line 54) no Hoare annotation was computed. [2021-11-07 01:51:04,121 INFO L857 garLoopResultBuilder]: For program point L54-1(line 54) no Hoare annotation was computed. [2021-11-07 01:51:04,121 INFO L857 garLoopResultBuilder]: For program point L54-2(line 54) no Hoare annotation was computed. [2021-11-07 01:51:04,122 INFO L857 garLoopResultBuilder]: For program point L649(lines 649 655) no Hoare annotation was computed. [2021-11-07 01:51:04,122 INFO L857 garLoopResultBuilder]: For program point L649-2(lines 649 655) no Hoare annotation was computed. [2021-11-07 01:51:04,122 INFO L857 garLoopResultBuilder]: For program point L649-4(lines 649 655) no Hoare annotation was computed. [2021-11-07 01:51:04,122 INFO L853 garLoopResultBuilder]: At program point L633(lines 628 635) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:51:04,122 INFO L853 garLoopResultBuilder]: At program point L485(lines 438 486) the Hoare annotation is: false [2021-11-07 01:51:04,123 INFO L857 garLoopResultBuilder]: For program point L469(lines 469 480) no Hoare annotation was computed. [2021-11-07 01:51:04,123 INFO L853 garLoopResultBuilder]: At program point L586(lines 581 589) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:51:04,123 INFO L853 garLoopResultBuilder]: At program point L586-1(lines 581 589) the Hoare annotation is: false [2021-11-07 01:51:04,123 INFO L853 garLoopResultBuilder]: At program point L586-2(lines 581 589) the Hoare annotation is: false [2021-11-07 01:51:04,124 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-07 01:51:04,125 INFO L857 garLoopResultBuilder]: For program point L785(lines 785 789) no Hoare annotation was computed. [2021-11-07 01:51:04,125 INFO L857 garLoopResultBuilder]: For program point L752(lines 752 759) no Hoare annotation was computed. [2021-11-07 01:51:04,125 INFO L860 garLoopResultBuilder]: At program point L752-1(lines 752 759) the Hoare annotation is: true [2021-11-07 01:51:04,126 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-11-07 01:51:04,126 INFO L853 garLoopResultBuilder]: At program point L869(lines 1 880) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:51:04,126 INFO L857 garLoopResultBuilder]: For program point L440(lines 439 484) no Hoare annotation was computed. [2021-11-07 01:51:04,126 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-07 01:51:04,126 INFO L857 garLoopResultBuilder]: For program point L441(lines 441 445) no Hoare annotation was computed. [2021-11-07 01:51:04,127 INFO L857 garLoopResultBuilder]: For program point L475(lines 475 479) no Hoare annotation was computed. [2021-11-07 01:51:04,127 INFO L857 garLoopResultBuilder]: For program point L475-2(lines 509 515) no Hoare annotation was computed. [2021-11-07 01:51:04,127 INFO L857 garLoopResultBuilder]: For program point L459(lines 459 465) no Hoare annotation was computed. [2021-11-07 01:51:04,127 INFO L853 garLoopResultBuilder]: At program point L459-1(lines 459 465) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:51:04,127 INFO L857 garLoopResultBuilder]: For program point L773(lines 773 777) no Hoare annotation was computed. [2021-11-07 01:51:04,128 INFO L857 garLoopResultBuilder]: For program point L773-3(lines 773 777) no Hoare annotation was computed. [2021-11-07 01:51:04,128 INFO L857 garLoopResultBuilder]: For program point L773-6(lines 773 777) no Hoare annotation was computed. [2021-11-07 01:51:04,128 INFO L853 garLoopResultBuilder]: At program point L509(lines 508 527) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:51:04,128 INFO L857 garLoopResultBuilder]: For program point L509-1(lines 509 515) no Hoare annotation was computed. [2021-11-07 01:51:04,128 INFO L853 garLoopResultBuilder]: At program point L509-2(lines 508 527) the Hoare annotation is: false [2021-11-07 01:51:04,129 INFO L853 garLoopResultBuilder]: At program point L509-3(lines 508 527) the Hoare annotation is: false [2021-11-07 01:51:04,129 INFO L853 garLoopResultBuilder]: At program point L725(lines 721 727) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:51:04,129 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-07 01:51:04,130 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-11-07 01:51:04,130 INFO L857 garLoopResultBuilder]: For program point L644(lines 644 661) no Hoare annotation was computed. [2021-11-07 01:51:04,130 INFO L853 garLoopResultBuilder]: At program point L644-1(lines 1 880) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:51:04,131 INFO L853 garLoopResultBuilder]: At program point L677-2(lines 677 691) the Hoare annotation is: false [2021-11-07 01:51:04,131 INFO L857 garLoopResultBuilder]: For program point L644-2(lines 644 661) no Hoare annotation was computed. [2021-11-07 01:51:04,131 INFO L853 garLoopResultBuilder]: At program point L644-3(lines 1 880) the Hoare annotation is: false [2021-11-07 01:51:04,131 INFO L857 garLoopResultBuilder]: For program point L644-4(lines 644 661) no Hoare annotation was computed. [2021-11-07 01:51:04,131 INFO L853 garLoopResultBuilder]: At program point L644-5(lines 1 880) the Hoare annotation is: false [2021-11-07 01:51:04,132 INFO L853 garLoopResultBuilder]: At program point L810(lines 805 813) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:51:04,132 INFO L853 garLoopResultBuilder]: At program point L810-1(lines 805 813) the Hoare annotation is: false [2021-11-07 01:51:04,132 INFO L853 garLoopResultBuilder]: At program point L810-2(lines 805 813) the Hoare annotation is: false [2021-11-07 01:51:04,132 INFO L857 garLoopResultBuilder]: For program point L678(line 678) no Hoare annotation was computed. [2021-11-07 01:51:04,132 INFO L860 garLoopResultBuilder]: At program point L761(lines 742 764) the Hoare annotation is: true [2021-11-07 01:51:04,133 INFO L853 garLoopResultBuilder]: At program point L877(lines 872 880) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:51:04,136 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2021-11-07 01:51:04,137 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-07 01:51:04,156 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 01:51:04 BoogieIcfgContainer [2021-11-07 01:51:04,156 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 01:51:04,157 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 01:51:04,157 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 01:51:04,157 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 01:51:04,158 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:51:00" (3/4) ... [2021-11-07 01:51:04,160 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-07 01:51:04,180 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-11-07 01:51:04,181 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-11-07 01:51:04,182 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-11-07 01:51:04,182 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-07 01:51:04,183 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-07 01:51:04,183 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 01:51:04,184 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 01:51:04,214 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-11-07 01:51:04,257 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de47c93-4a20-414c-a00d-e636dd62fad6/bin/utaipan-UUZaoUuFF8/witness.graphml [2021-11-07 01:51:04,257 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 01:51:04,259 INFO L168 Benchmark]: Toolchain (without parser) took 6650.21 ms. Allocated memory was 71.3 MB in the beginning and 104.9 MB in the end (delta: 33.6 MB). Free memory was 52.7 MB in the beginning and 48.7 MB in the end (delta: 4.0 MB). Peak memory consumption was 37.3 MB. Max. memory is 16.1 GB. [2021-11-07 01:51:04,260 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 71.3 MB. Free memory was 53.0 MB in the beginning and 52.9 MB in the end (delta: 54.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:51:04,260 INFO L168 Benchmark]: CACSL2BoogieTranslator took 743.71 ms. Allocated memory is still 71.3 MB. Free memory was 52.4 MB in the beginning and 40.5 MB in the end (delta: 11.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-07 01:51:04,261 INFO L168 Benchmark]: Boogie Procedure Inliner took 82.45 ms. Allocated memory is still 71.3 MB. Free memory was 40.5 MB in the beginning and 37.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-07 01:51:04,261 INFO L168 Benchmark]: Boogie Preprocessor took 71.80 ms. Allocated memory is still 71.3 MB. Free memory was 37.8 MB in the beginning and 35.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-07 01:51:04,262 INFO L168 Benchmark]: RCFGBuilder took 2246.66 ms. Allocated memory was 71.3 MB in the beginning and 86.0 MB in the end (delta: 14.7 MB). Free memory was 35.8 MB in the beginning and 49.8 MB in the end (delta: -14.0 MB). Peak memory consumption was 15.6 MB. Max. memory is 16.1 GB. [2021-11-07 01:51:04,262 INFO L168 Benchmark]: TraceAbstraction took 3398.62 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 49.3 MB in the beginning and 54.3 MB in the end (delta: -5.0 MB). Peak memory consumption was 14.5 MB. Max. memory is 16.1 GB. [2021-11-07 01:51:04,262 INFO L168 Benchmark]: Witness Printer took 100.78 ms. Allocated memory is still 104.9 MB. Free memory was 54.3 MB in the beginning and 48.7 MB in the end (delta: 5.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-11-07 01:51:04,265 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 71.3 MB. Free memory was 53.0 MB in the beginning and 52.9 MB in the end (delta: 54.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 743.71 ms. Allocated memory is still 71.3 MB. Free memory was 52.4 MB in the beginning and 40.5 MB in the end (delta: 11.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 82.45 ms. Allocated memory is still 71.3 MB. Free memory was 40.5 MB in the beginning and 37.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 71.80 ms. Allocated memory is still 71.3 MB. Free memory was 37.8 MB in the beginning and 35.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2246.66 ms. Allocated memory was 71.3 MB in the beginning and 86.0 MB in the end (delta: 14.7 MB). Free memory was 35.8 MB in the beginning and 49.8 MB in the end (delta: -14.0 MB). Peak memory consumption was 15.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 3398.62 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 49.3 MB in the beginning and 54.3 MB in the end (delta: -5.0 MB). Peak memory consumption was 14.5 MB. Max. memory is 16.1 GB. * Witness Printer took 100.78 ms. Allocated memory is still 104.9 MB. Free memory was 54.3 MB in the beginning and 48.7 MB in the end (delta: 5.6 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, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 61 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 3.3s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 231 SDtfs, 220 SDslu, 247 SDs, 0 SdLazy, 35 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 172 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=61occurred in iteration=0, InterpolantAutomatonStates: 18, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 44 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 25 LocationsWithAnnotation, 25 PreInvPairs, 60 NumberOfFragments, 94 HoareAnnotationTreeSize, 25 FomulaSimplifications, 818 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 25 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 86 NumberOfCodeBlocks, 86 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 164 ConstructedInterpolants, 0 QuantifiedInterpolants, 272 SizeOfPredicates, 7 NumberOfNonLiveVariables, 787 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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: 805]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: methaneLevelCritical == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 516]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 459]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 516]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 805]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: methaneLevelCritical == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: methaneLevelCritical == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 805]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 752]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 628]: Loop Invariant Derived loop invariant: methaneLevelCritical == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 742]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 438]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 449]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 677]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 516]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning RESULT: Ultimate proved your program to be correct! [2021-11-07 01:51:04,315 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de47c93-4a20-414c-a00d-e636dd62fad6/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE