./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product20.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b667a8c4-517d-4f1e-97b2-cd95e5fc1b24/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b667a8c4-517d-4f1e-97b2-cd95e5fc1b24/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b667a8c4-517d-4f1e-97b2-cd95e5fc1b24/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b667a8c4-517d-4f1e-97b2-cd95e5fc1b24/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product20.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b667a8c4-517d-4f1e-97b2-cd95e5fc1b24/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b667a8c4-517d-4f1e-97b2-cd95e5fc1b24/bin/utaipan-WLngWcDbfI --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 27a40004774297289d55c755839f2e0c4b1c44d4 ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b667a8c4-517d-4f1e-97b2-cd95e5fc1b24/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b667a8c4-517d-4f1e-97b2-cd95e5fc1b24/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b667a8c4-517d-4f1e-97b2-cd95e5fc1b24/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b667a8c4-517d-4f1e-97b2-cd95e5fc1b24/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product20.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b667a8c4-517d-4f1e-97b2-cd95e5fc1b24/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b667a8c4-517d-4f1e-97b2-cd95e5fc1b24/bin/utaipan-WLngWcDbfI --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 27a40004774297289d55c755839f2e0c4b1c44d4 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:28:08,025 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:28:08,039 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:28:08,080 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:28:08,081 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:28:08,083 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:28:08,085 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:28:08,088 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:28:08,091 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:28:08,093 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:28:08,095 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:28:08,097 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:28:08,098 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:28:08,099 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:28:08,101 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:28:08,103 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:28:08,105 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:28:08,106 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:28:08,109 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:28:08,112 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:28:08,114 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:28:08,116 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:28:08,118 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:28:08,120 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:28:08,124 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:28:08,125 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:28:08,125 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:28:08,127 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:28:08,128 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:28:08,129 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:28:08,130 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:28:08,131 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:28:08,133 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:28:08,134 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:28:08,136 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:28:08,136 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:28:08,137 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:28:08,138 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:28:08,138 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:28:08,140 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:28:08,141 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:28:08,142 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b667a8c4-517d-4f1e-97b2-cd95e5fc1b24/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:28:08,180 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:28:08,180 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:28:08,181 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:28:08,181 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:28:08,182 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:28:08,182 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:28:08,182 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:28:08,182 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:28:08,183 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:28:08,183 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:28:08,183 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:28:08,184 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:28:08,184 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:28:08,184 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:28:08,184 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:28:08,185 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:28:08,186 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:28:08,186 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:28:08,186 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:28:08,186 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:28:08,187 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:28:08,187 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:28:08,187 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:28:08,187 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:28:08,188 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:28:08,188 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:28:08,188 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:28:08,188 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:28:08,189 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:28:08,189 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:28:08,189 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:28:08,190 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:28:08,190 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:28:08,190 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:28:08,190 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:28:08,191 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:28:08,191 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:28:08,191 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:28:08,191 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:28:08,192 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_b667a8c4-517d-4f1e-97b2-cd95e5fc1b24/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b667a8c4-517d-4f1e-97b2-cd95e5fc1b24/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 27a40004774297289d55c755839f2e0c4b1c44d4 [2021-10-11 02:28:08,516 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:28:08,539 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:28:08,542 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:28:08,543 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:28:08,544 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:28:08,545 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b667a8c4-517d-4f1e-97b2-cd95e5fc1b24/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec5_product20.cil.c [2021-10-11 02:28:08,626 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b667a8c4-517d-4f1e-97b2-cd95e5fc1b24/bin/utaipan-WLngWcDbfI/data/4d2efc184/f12860f37e564aa8956c51341411b126/FLAG66d113609 [2021-10-11 02:28:09,119 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:28:09,119 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b667a8c4-517d-4f1e-97b2-cd95e5fc1b24/sv-benchmarks/c/product-lines/minepump_spec5_product20.cil.c [2021-10-11 02:28:09,159 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b667a8c4-517d-4f1e-97b2-cd95e5fc1b24/bin/utaipan-WLngWcDbfI/data/4d2efc184/f12860f37e564aa8956c51341411b126/FLAG66d113609 [2021-10-11 02:28:09,441 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b667a8c4-517d-4f1e-97b2-cd95e5fc1b24/bin/utaipan-WLngWcDbfI/data/4d2efc184/f12860f37e564aa8956c51341411b126 [2021-10-11 02:28:09,443 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:28:09,445 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:28:09,461 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:28:09,461 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:28:09,463 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:28:09,464 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:28:09" (1/1) ... [2021-10-11 02:28:09,465 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d9df139 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:09, skipping insertion in model container [2021-10-11 02:28:09,465 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:28:09" (1/1) ... [2021-10-11 02:28:09,474 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:28:09,540 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:28:09,823 WARN L226 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_b667a8c4-517d-4f1e-97b2-cd95e5fc1b24/sv-benchmarks/c/product-lines/minepump_spec5_product20.cil.c[13613,13626] [2021-10-11 02:28:09,855 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:28:09,867 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-10-11 02:28:09,867 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@27c95988 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:09, skipping insertion in model container [2021-10-11 02:28:09,868 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:28:09,868 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:28:09,871 INFO L168 Benchmark]: Toolchain (without parser) took 424.37 ms. Allocated memory was 83.9 MB in the beginning and 100.7 MB in the end (delta: 16.8 MB). Free memory was 49.8 MB in the beginning and 75.8 MB in the end (delta: -26.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:09,872 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 83.9 MB. Free memory was 56.8 MB in the beginning and 56.8 MB in the end (delta: 27.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:28:09,873 INFO L168 Benchmark]: CACSL2BoogieTranslator took 407.30 ms. Allocated memory was 83.9 MB in the beginning and 100.7 MB in the end (delta: 16.8 MB). Free memory was 49.6 MB in the beginning and 75.8 MB in the end (delta: -26.2 MB). Peak memory consumption was 8.0 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:09,875 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 83.9 MB. Free memory was 56.8 MB in the beginning and 56.8 MB in the end (delta: 27.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 407.30 ms. Allocated memory was 83.9 MB in the beginning and 100.7 MB in the end (delta: 16.8 MB). Free memory was 49.6 MB in the beginning and 75.8 MB in the end (delta: -26.2 MB). Peak memory consumption was 8.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 70]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:28:12,221 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:28:12,225 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:28:12,277 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:28:12,278 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:28:12,283 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:28:12,286 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:28:12,291 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:28:12,294 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:28:12,300 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:28:12,305 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:28:12,307 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:28:12,307 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:28:12,309 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:28:12,310 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:28:12,312 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:28:12,313 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:28:12,314 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:28:12,316 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:28:12,319 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:28:12,321 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:28:12,322 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:28:12,324 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:28:12,325 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:28:12,329 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:28:12,329 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:28:12,330 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:28:12,331 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:28:12,332 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:28:12,333 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:28:12,333 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:28:12,334 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:28:12,336 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:28:12,337 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:28:12,338 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:28:12,339 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:28:12,340 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:28:12,340 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:28:12,341 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:28:12,342 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:28:12,343 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:28:12,344 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b667a8c4-517d-4f1e-97b2-cd95e5fc1b24/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:28:12,369 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:28:12,371 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:28:12,373 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:28:12,373 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:28:12,373 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:28:12,374 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:28:12,374 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:28:12,374 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:28:12,374 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:28:12,376 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:28:12,377 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:28:12,377 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:28:12,378 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:28:12,378 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:28:12,378 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:28:12,378 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:28:12,378 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:28:12,379 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:28:12,379 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:28:12,379 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:28:12,379 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:28:12,380 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:28:12,380 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:28:12,380 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:28:12,380 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:28:12,380 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:28:12,381 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:28:12,381 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:28:12,381 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:28:12,381 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:28:12,382 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:28:12,382 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:28:12,382 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:28:12,382 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:28:12,383 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:28:12,383 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_b667a8c4-517d-4f1e-97b2-cd95e5fc1b24/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b667a8c4-517d-4f1e-97b2-cd95e5fc1b24/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 27a40004774297289d55c755839f2e0c4b1c44d4 [2021-10-11 02:28:12,860 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:28:12,897 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:28:12,899 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:28:12,901 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:28:12,903 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:28:12,905 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b667a8c4-517d-4f1e-97b2-cd95e5fc1b24/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec5_product20.cil.c [2021-10-11 02:28:12,974 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b667a8c4-517d-4f1e-97b2-cd95e5fc1b24/bin/utaipan-WLngWcDbfI/data/9bef50d42/d03057921e87412c8c92090cd826827e/FLAGd258e3ac9 [2021-10-11 02:28:13,518 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:28:13,519 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b667a8c4-517d-4f1e-97b2-cd95e5fc1b24/sv-benchmarks/c/product-lines/minepump_spec5_product20.cil.c [2021-10-11 02:28:13,533 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b667a8c4-517d-4f1e-97b2-cd95e5fc1b24/bin/utaipan-WLngWcDbfI/data/9bef50d42/d03057921e87412c8c92090cd826827e/FLAGd258e3ac9 [2021-10-11 02:28:13,828 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b667a8c4-517d-4f1e-97b2-cd95e5fc1b24/bin/utaipan-WLngWcDbfI/data/9bef50d42/d03057921e87412c8c92090cd826827e [2021-10-11 02:28:13,841 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:28:13,843 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:28:13,846 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:28:13,846 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:28:13,850 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:28:13,851 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:28:13" (1/1) ... [2021-10-11 02:28:13,855 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c6ea5ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:13, skipping insertion in model container [2021-10-11 02:28:13,855 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:28:13" (1/1) ... [2021-10-11 02:28:13,864 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:28:13,938 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:28:14,183 WARN L226 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_b667a8c4-517d-4f1e-97b2-cd95e5fc1b24/sv-benchmarks/c/product-lines/minepump_spec5_product20.cil.c[13613,13626] [2021-10-11 02:28:14,246 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:28:14,282 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:28:14,290 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:28:14,402 WARN L226 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_b667a8c4-517d-4f1e-97b2-cd95e5fc1b24/sv-benchmarks/c/product-lines/minepump_spec5_product20.cil.c[13613,13626] [2021-10-11 02:28:14,428 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:28:14,439 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:28:14,526 WARN L226 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_b667a8c4-517d-4f1e-97b2-cd95e5fc1b24/sv-benchmarks/c/product-lines/minepump_spec5_product20.cil.c[13613,13626] [2021-10-11 02:28:14,564 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:28:14,611 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:28:14,612 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:14 WrapperNode [2021-10-11 02:28:14,612 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:28:14,613 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:28:14,614 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:28:14,614 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:28:14,623 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:14" (1/1) ... [2021-10-11 02:28:14,655 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:14" (1/1) ... [2021-10-11 02:28:14,706 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:28:14,710 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:28:14,710 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:28:14,711 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:28:14,721 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:14" (1/1) ... [2021-10-11 02:28:14,721 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:14" (1/1) ... [2021-10-11 02:28:14,744 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:14" (1/1) ... [2021-10-11 02:28:14,744 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:14" (1/1) ... [2021-10-11 02:28:14,756 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:14" (1/1) ... [2021-10-11 02:28:14,777 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:14" (1/1) ... [2021-10-11 02:28:14,780 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:14" (1/1) ... [2021-10-11 02:28:14,786 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:28:14,800 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:28:14,800 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:28:14,800 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:28:14,801 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:14" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b667a8c4-517d-4f1e-97b2-cd95e5fc1b24/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:28:14,904 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:28:14,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:28:14,905 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:28:14,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:28:17,302 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:28:17,302 INFO L299 CfgBuilder]: Removed 116 assume(true) statements. [2021-10-11 02:28:17,304 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:28:17 BoogieIcfgContainer [2021-10-11 02:28:17,304 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:28:17,306 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:28:17,306 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:28:17,309 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:28:17,309 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:28:13" (1/3) ... [2021-10-11 02:28:17,310 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@295391fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:28:17, skipping insertion in model container [2021-10-11 02:28:17,310 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:14" (2/3) ... [2021-10-11 02:28:17,311 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@295391fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:28:17, skipping insertion in model container [2021-10-11 02:28:17,311 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:28:17" (3/3) ... [2021-10-11 02:28:17,323 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product20.cil.c [2021-10-11 02:28:17,339 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:28:17,342 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:28:17,353 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:28:17,378 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:28:17,378 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:28:17,378 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:28:17,378 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:28:17,378 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:28:17,379 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:28:17,379 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:28:17,379 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:28:17,394 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states. [2021-10-11 02:28:17,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-11 02:28:17,400 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:28:17,401 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:28:17,402 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:28:17,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:28:17,408 INFO L82 PathProgramCache]: Analyzing trace with hash -1612153504, now seen corresponding path program 1 times [2021-10-11 02:28:17,422 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:28:17,423 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [606320718] [2021-10-11 02:28:17,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b667a8c4-517d-4f1e-97b2-cd95e5fc1b24/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2021-10-11 02:28:17,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:28:17,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:28:17,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:28:17,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:28:17,744 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:28:17,745 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [606320718] [2021-10-11 02:28:17,745 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:28:17,746 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:28:17,746 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1035638831] [2021-10-11 02:28:17,750 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:28:17,751 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:28:17,763 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:28:17,764 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:28:17,765 INFO L87 Difference]: Start difference. First operand 86 states. Second operand 2 states. [2021-10-11 02:28:17,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:28:17,799 INFO L93 Difference]: Finished difference Result 165 states and 244 transitions. [2021-10-11 02:28:17,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:28:17,802 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2021-10-11 02:28:17,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:28:17,815 INFO L225 Difference]: With dead ends: 165 [2021-10-11 02:28:17,815 INFO L226 Difference]: Without dead ends: 82 [2021-10-11 02:28:17,819 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:28:17,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2021-10-11 02:28:17,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2021-10-11 02:28:17,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82 states. [2021-10-11 02:28:17,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 114 transitions. [2021-10-11 02:28:17,875 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 114 transitions. Word has length 19 [2021-10-11 02:28:17,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:28:17,875 INFO L481 AbstractCegarLoop]: Abstraction has 82 states and 114 transitions. [2021-10-11 02:28:17,875 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:28:17,876 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 114 transitions. [2021-10-11 02:28:17,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-11 02:28:17,877 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:28:17,877 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:28:18,098 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:28:18,099 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:28:18,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:28:18,103 INFO L82 PathProgramCache]: Analyzing trace with hash -697845427, now seen corresponding path program 1 times [2021-10-11 02:28:18,104 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:28:18,104 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1227406893] [2021-10-11 02:28:18,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b667a8c4-517d-4f1e-97b2-cd95e5fc1b24/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2021-10-11 02:28:18,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:28:18,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:28:18,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:28:18,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:28:18,373 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:28:18,373 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1227406893] [2021-10-11 02:28:18,373 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:28:18,373 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:28:18,374 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1668116212] [2021-10-11 02:28:18,375 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:28:18,375 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:28:18,376 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:28:18,376 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:28:18,376 INFO L87 Difference]: Start difference. First operand 82 states and 114 transitions. Second operand 3 states. [2021-10-11 02:28:18,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:28:18,388 INFO L93 Difference]: Finished difference Result 82 states and 114 transitions. [2021-10-11 02:28:18,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:28:18,388 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2021-10-11 02:28:18,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:28:18,389 INFO L225 Difference]: With dead ends: 82 [2021-10-11 02:28:18,389 INFO L226 Difference]: Without dead ends: 39 [2021-10-11 02:28:18,390 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:28:18,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2021-10-11 02:28:18,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2021-10-11 02:28:18,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2021-10-11 02:28:18,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 54 transitions. [2021-10-11 02:28:18,396 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 54 transitions. Word has length 20 [2021-10-11 02:28:18,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:28:18,396 INFO L481 AbstractCegarLoop]: Abstraction has 39 states and 54 transitions. [2021-10-11 02:28:18,396 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:28:18,397 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 54 transitions. [2021-10-11 02:28:18,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-11 02:28:18,397 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:28:18,398 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:28:18,613 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:28:18,614 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:28:18,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:28:18,615 INFO L82 PathProgramCache]: Analyzing trace with hash -1072512286, now seen corresponding path program 1 times [2021-10-11 02:28:18,616 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:28:18,616 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2002123264] [2021-10-11 02:28:18,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b667a8c4-517d-4f1e-97b2-cd95e5fc1b24/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2021-10-11 02:28:18,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:28:18,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:28:18,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:28:18,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:28:18,879 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:28:18,879 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2002123264] [2021-10-11 02:28:18,880 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:28:18,880 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:28:18,880 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [715081601] [2021-10-11 02:28:18,881 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:28:18,881 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:28:18,882 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:28:18,882 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:28:18,882 INFO L87 Difference]: Start difference. First operand 39 states and 54 transitions. Second operand 3 states. [2021-10-11 02:28:18,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:28:18,951 INFO L93 Difference]: Finished difference Result 103 states and 148 transitions. [2021-10-11 02:28:18,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:28:18,952 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2021-10-11 02:28:18,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:28:18,953 INFO L225 Difference]: With dead ends: 103 [2021-10-11 02:28:18,954 INFO L226 Difference]: Without dead ends: 71 [2021-10-11 02:28:18,954 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:28:18,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2021-10-11 02:28:18,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 67. [2021-10-11 02:28:18,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2021-10-11 02:28:18,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 96 transitions. [2021-10-11 02:28:18,965 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 96 transitions. Word has length 26 [2021-10-11 02:28:18,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:28:18,965 INFO L481 AbstractCegarLoop]: Abstraction has 67 states and 96 transitions. [2021-10-11 02:28:18,965 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:28:18,966 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 96 transitions. [2021-10-11 02:28:18,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-11 02:28:18,967 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:28:18,967 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:28:19,183 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:28:19,183 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:28:19,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:28:19,184 INFO L82 PathProgramCache]: Analyzing trace with hash 810824891, now seen corresponding path program 1 times [2021-10-11 02:28:19,184 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:28:19,185 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [606242553] [2021-10-11 02:28:19,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b667a8c4-517d-4f1e-97b2-cd95e5fc1b24/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2021-10-11 02:28:19,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:28:19,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:28:19,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:28:19,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:28:19,476 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:28:19,476 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [606242553] [2021-10-11 02:28:19,476 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:28:19,476 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:28:19,477 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [515573014] [2021-10-11 02:28:19,477 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:28:19,477 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:28:19,477 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:28:19,478 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:28:19,478 INFO L87 Difference]: Start difference. First operand 67 states and 96 transitions. Second operand 5 states. [2021-10-11 02:28:19,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:28:19,639 INFO L93 Difference]: Finished difference Result 162 states and 238 transitions. [2021-10-11 02:28:19,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:28:19,639 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2021-10-11 02:28:19,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:28:19,640 INFO L225 Difference]: With dead ends: 162 [2021-10-11 02:28:19,640 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:28:19,644 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:28:19,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:28:19,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:28:19,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:28:19,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:28:19,645 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2021-10-11 02:28:19,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:28:19,647 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:28:19,647 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:28:19,648 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:28:19,648 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:28:19,872 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:28:19,873 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:28:20,251 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 597) no Hoare annotation was computed. [2021-10-11 02:28:20,251 INFO L258 CegarLoopResult]: At program point L663(lines 659 665) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:28:20,251 INFO L262 CegarLoopResult]: For program point L597(line 597) no Hoare annotation was computed. [2021-10-11 02:28:20,251 INFO L262 CegarLoopResult]: For program point L597-1(line 597) no Hoare annotation was computed. [2021-10-11 02:28:20,251 INFO L262 CegarLoopResult]: For program point L597-2(line 597) no Hoare annotation was computed. [2021-10-11 02:28:20,252 INFO L258 CegarLoopResult]: At program point L614-2(lines 614 628) the Hoare annotation is: false [2021-10-11 02:28:20,252 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:28:20,252 INFO L265 CegarLoopResult]: At program point L697(lines 678 700) the Hoare annotation is: true [2021-10-11 02:28:20,252 INFO L258 CegarLoopResult]: At program point L499(lines 494 502) the Hoare annotation is: false [2021-10-11 02:28:20,252 INFO L258 CegarLoopResult]: At program point L499-1(lines 494 502) the Hoare annotation is: false [2021-10-11 02:28:20,252 INFO L262 CegarLoopResult]: For program point L433(lines 433 437) no Hoare annotation was computed. [2021-10-11 02:28:20,252 INFO L258 CegarLoopResult]: At program point L499-2(lines 494 502) the Hoare annotation is: false [2021-10-11 02:28:20,252 INFO L262 CegarLoopResult]: For program point L615(line 615) no Hoare annotation was computed. [2021-10-11 02:28:20,252 INFO L258 CegarLoopResult]: At program point L764(lines 713 765) the Hoare annotation is: false [2021-10-11 02:28:20,252 INFO L262 CegarLoopResult]: For program point L533(lines 533 550) no Hoare annotation was computed. [2021-10-11 02:28:20,253 INFO L258 CegarLoopResult]: At program point L533-1(lines 1 951) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) .cse1) (and .cse0 .cse1 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))))) [2021-10-11 02:28:20,253 INFO L262 CegarLoopResult]: For program point L533-2(lines 533 550) no Hoare annotation was computed. [2021-10-11 02:28:20,253 INFO L258 CegarLoopResult]: At program point L533-3(lines 1 951) the Hoare annotation is: false [2021-10-11 02:28:20,253 INFO L262 CegarLoopResult]: For program point L533-4(lines 533 550) no Hoare annotation was computed. [2021-10-11 02:28:20,253 INFO L258 CegarLoopResult]: At program point L533-5(lines 1 951) the Hoare annotation is: false [2021-10-11 02:28:20,253 INFO L262 CegarLoopResult]: For program point L715(lines 714 763) no Hoare annotation was computed. [2021-10-11 02:28:20,253 INFO L262 CegarLoopResult]: For program point L716(lines 716 720) no Hoare annotation was computed. [2021-10-11 02:28:20,253 INFO L262 CegarLoopResult]: For program point L618(lines 618 622) no Hoare annotation was computed. [2021-10-11 02:28:20,253 INFO L262 CegarLoopResult]: For program point L618-1(lines 618 622) no Hoare annotation was computed. [2021-10-11 02:28:20,254 INFO L262 CegarLoopResult]: For program point L734(lines 734 740) no Hoare annotation was computed. [2021-10-11 02:28:20,254 INFO L258 CegarLoopResult]: At program point L734-1(lines 734 740) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) .cse1) (and .cse0 .cse1 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))))) [2021-10-11 02:28:20,254 INFO L262 CegarLoopResult]: For program point L817(lines 817 834) no Hoare annotation was computed. [2021-10-11 02:28:20,254 INFO L262 CegarLoopResult]: For program point L817-1(lines 817 834) no Hoare annotation was computed. [2021-10-11 02:28:20,254 INFO L262 CegarLoopResult]: For program point L817-2(lines 817 834) no Hoare annotation was computed. [2021-10-11 02:28:20,254 INFO L262 CegarLoopResult]: For program point L933(lines 933 939) no Hoare annotation was computed. [2021-10-11 02:28:20,254 INFO L262 CegarLoopResult]: For program point L421(lines 421 425) no Hoare annotation was computed. [2021-10-11 02:28:20,254 INFO L258 CegarLoopResult]: At program point L933-1(lines 933 939) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:28:20,254 INFO L262 CegarLoopResult]: For program point L421-3(lines 421 425) no Hoare annotation was computed. [2021-10-11 02:28:20,255 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:28:20,255 INFO L262 CegarLoopResult]: For program point L421-6(lines 421 425) no Hoare annotation was computed. [2021-10-11 02:28:20,255 INFO L262 CegarLoopResult]: For program point L537(lines 537 547) no Hoare annotation was computed. [2021-10-11 02:28:20,255 INFO L262 CegarLoopResult]: For program point L537-2(lines 537 547) no Hoare annotation was computed. [2021-10-11 02:28:20,255 INFO L262 CegarLoopResult]: For program point L537-4(lines 537 547) no Hoare annotation was computed. [2021-10-11 02:28:20,255 INFO L258 CegarLoopResult]: At program point L785(lines 781 803) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:28:20,255 INFO L262 CegarLoopResult]: For program point L752(lines 752 758) no Hoare annotation was computed. [2021-10-11 02:28:20,255 INFO L258 CegarLoopResult]: At program point L785-1(lines 781 803) the Hoare annotation is: false [2021-10-11 02:28:20,256 INFO L258 CegarLoopResult]: At program point L752-1(lines 1 951) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:28:20,256 INFO L258 CegarLoopResult]: At program point L785-2(lines 781 803) the Hoare annotation is: false [2021-10-11 02:28:20,256 INFO L262 CegarLoopResult]: For program point L538(lines 538 544) no Hoare annotation was computed. [2021-10-11 02:28:20,256 INFO L262 CegarLoopResult]: For program point L538-2(lines 538 544) no Hoare annotation was computed. [2021-10-11 02:28:20,256 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 597) no Hoare annotation was computed. [2021-10-11 02:28:20,256 INFO L262 CegarLoopResult]: For program point L538-4(lines 538 544) no Hoare annotation was computed. [2021-10-11 02:28:20,256 INFO L258 CegarLoopResult]: At program point L588(lines 583 591) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:28:20,256 INFO L258 CegarLoopResult]: At program point L522(lines 785 791) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:28:20,256 INFO L258 CegarLoopResult]: At program point L522-1(lines 785 791) the Hoare annotation is: false [2021-10-11 02:28:20,257 INFO L258 CegarLoopResult]: At program point L522-2(lines 785 791) the Hoare annotation is: false [2021-10-11 02:28:20,257 INFO L262 CegarLoopResult]: For program point L919(lines 919 923) no Hoare annotation was computed. [2021-10-11 02:28:20,257 INFO L262 CegarLoopResult]: For program point L919-2(lines 919 923) no Hoare annotation was computed. [2021-10-11 02:28:20,257 INFO L262 CegarLoopResult]: For program point L919-3(lines 919 923) no Hoare annotation was computed. [2021-10-11 02:28:20,257 INFO L262 CegarLoopResult]: For program point L919-5(lines 919 923) no Hoare annotation was computed. [2021-10-11 02:28:20,257 INFO L262 CegarLoopResult]: For program point L919-6(lines 919 923) no Hoare annotation was computed. [2021-10-11 02:28:20,257 INFO L262 CegarLoopResult]: For program point L688(lines 688 695) no Hoare annotation was computed. [2021-10-11 02:28:20,257 INFO L262 CegarLoopResult]: For program point L919-8(lines 919 923) no Hoare annotation was computed. [2021-10-11 02:28:20,257 INFO L265 CegarLoopResult]: At program point L688-1(lines 688 695) the Hoare annotation is: true [2021-10-11 02:28:20,258 INFO L258 CegarLoopResult]: At program point L490(lines 485 493) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:28:20,258 INFO L258 CegarLoopResult]: At program point L490-1(lines 485 493) the Hoare annotation is: false [2021-10-11 02:28:20,258 INFO L258 CegarLoopResult]: At program point L490-2(lines 485 493) the Hoare annotation is: false [2021-10-11 02:28:20,258 INFO L258 CegarLoopResult]: At program point L870(lines 865 873) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:28:20,258 INFO L258 CegarLoopResult]: At program point L870-1(lines 865 873) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:28:20,258 INFO L258 CegarLoopResult]: At program point L870-2(lines 865 873) the Hoare annotation is: false [2021-10-11 02:28:20,258 INFO L258 CegarLoopResult]: At program point L870-3(lines 865 873) the Hoare annotation is: false [2021-10-11 02:28:20,258 INFO L258 CegarLoopResult]: At program point L870-4(lines 865 873) the Hoare annotation is: false [2021-10-11 02:28:20,258 INFO L258 CegarLoopResult]: At program point L870-5(lines 865 873) the Hoare annotation is: false [2021-10-11 02:28:20,259 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:28:20,259 INFO L262 CegarLoopResult]: For program point L821(lines 821 829) no Hoare annotation was computed. [2021-10-11 02:28:20,259 INFO L262 CegarLoopResult]: For program point L821-1(lines 821 829) no Hoare annotation was computed. [2021-10-11 02:28:20,259 INFO L262 CegarLoopResult]: For program point L821-2(lines 821 829) no Hoare annotation was computed. [2021-10-11 02:28:20,259 INFO L262 CegarLoopResult]: For program point L724(lines 724 730) no Hoare annotation was computed. [2021-10-11 02:28:20,259 INFO L258 CegarLoopResult]: At program point L724-1(lines 724 730) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) .cse1) (and .cse0 .cse1 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))))) [2021-10-11 02:28:20,259 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:28:20,259 INFO L262 CegarLoopResult]: For program point L445(lines 445 449) no Hoare annotation was computed. [2021-10-11 02:28:20,259 INFO L258 CegarLoopResult]: At program point L792(lines 792 798) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:28:20,259 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 597) no Hoare annotation was computed. [2021-10-11 02:28:20,260 INFO L258 CegarLoopResult]: At program point L792-1(lines 792 798) the Hoare annotation is: false [2021-10-11 02:28:20,260 INFO L258 CegarLoopResult]: At program point L792-2(lines 792 798) the Hoare annotation is: false [2021-10-11 02:28:20,260 INFO L258 CegarLoopResult]: At program point L512(lines 507 514) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:28:20,260 INFO L258 CegarLoopResult]: At program point L925(lines 910 928) the Hoare annotation is: false [2021-10-11 02:28:20,260 INFO L258 CegarLoopResult]: At program point L925-1(lines 910 928) the Hoare annotation is: false [2021-10-11 02:28:20,260 INFO L258 CegarLoopResult]: At program point L925-2(lines 910 928) the Hoare annotation is: false [2021-10-11 02:28:20,260 INFO L262 CegarLoopResult]: For program point L744(lines 744 759) no Hoare annotation was computed. [2021-10-11 02:28:20,260 INFO L258 CegarLoopResult]: At program point L580(lines 1 951) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:28:20,279 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:28:20 BoogieIcfgContainer [2021-10-11 02:28:20,279 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:28:20,280 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:28:20,280 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:28:20,280 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:28:20,281 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:28:17" (3/4) ... [2021-10-11 02:28:20,284 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:28:20,299 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:28:20,300 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:28:20,300 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:28:20,301 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:28:20,302 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:28:20,303 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:28:20,303 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:28:20,329 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:28:20,329 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:28:20,330 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:28:20,331 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-11 02:28:20,331 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-11 02:28:20,331 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-11 02:28:20,332 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-11 02:28:20,332 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-11 02:28:20,333 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-11 02:28:20,374 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b667a8c4-517d-4f1e-97b2-cd95e5fc1b24/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:28:20,374 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:28:20,375 INFO L168 Benchmark]: Toolchain (without parser) took 6531.22 ms. Allocated memory was 75.5 MB in the beginning and 92.3 MB in the end (delta: 16.8 MB). Free memory was 60.9 MB in the beginning and 54.5 MB in the end (delta: 6.4 MB). Peak memory consumption was 21.8 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:20,376 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 75.5 MB. Free memory was 57.7 MB in the beginning and 57.6 MB in the end (delta: 63.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:28:20,376 INFO L168 Benchmark]: CACSL2BoogieTranslator took 766.31 ms. Allocated memory is still 75.5 MB. Free memory was 60.7 MB in the beginning and 44.8 MB in the end (delta: 15.8 MB). Peak memory consumption was 16.0 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:20,377 INFO L168 Benchmark]: Boogie Procedure Inliner took 95.46 ms. Allocated memory is still 75.5 MB. Free memory was 44.6 MB in the beginning and 41.6 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:20,377 INFO L168 Benchmark]: Boogie Preprocessor took 89.20 ms. Allocated memory is still 75.5 MB. Free memory was 41.6 MB in the beginning and 39.3 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:20,378 INFO L168 Benchmark]: RCFGBuilder took 2504.49 ms. Allocated memory was 75.5 MB in the beginning and 92.3 MB in the end (delta: 16.8 MB). Free memory was 39.3 MB in the beginning and 51.4 MB in the end (delta: -12.1 MB). Peak memory consumption was 17.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:20,378 INFO L168 Benchmark]: TraceAbstraction took 2973.58 ms. Allocated memory is still 92.3 MB. Free memory was 50.5 MB in the beginning and 60.8 MB in the end (delta: -10.3 MB). Peak memory consumption was 24.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:20,378 INFO L168 Benchmark]: Witness Printer took 94.32 ms. Allocated memory is still 92.3 MB. Free memory was 60.8 MB in the beginning and 54.5 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:20,381 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 75.5 MB. Free memory was 57.7 MB in the beginning and 57.6 MB in the end (delta: 63.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 766.31 ms. Allocated memory is still 75.5 MB. Free memory was 60.7 MB in the beginning and 44.8 MB in the end (delta: 15.8 MB). Peak memory consumption was 16.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 95.46 ms. Allocated memory is still 75.5 MB. Free memory was 44.6 MB in the beginning and 41.6 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 89.20 ms. Allocated memory is still 75.5 MB. Free memory was 41.6 MB in the beginning and 39.3 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2504.49 ms. Allocated memory was 75.5 MB in the beginning and 92.3 MB in the end (delta: 16.8 MB). Free memory was 39.3 MB in the beginning and 51.4 MB in the end (delta: -12.1 MB). Peak memory consumption was 17.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 2973.58 ms. Allocated memory is still 92.3 MB. Free memory was 50.5 MB in the beginning and 60.8 MB in the end (delta: -10.3 MB). Peak memory consumption was 24.2 MB. Max. memory is 16.1 GB. * Witness Printer took 94.32 ms. Allocated memory is still 92.3 MB. Free memory was 60.8 MB in the beginning and 54.5 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 597]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 597]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 597]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 865]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 614]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 865]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 865]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 659]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 865]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 485]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 724]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 485]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 910]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 713]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 910]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 865]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 910]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 865]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 933]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 507]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 485]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 734]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 781]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 781]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 781]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 86 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.4s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 294 SDtfs, 178 SDslu, 121 SDs, 0 SdLazy, 31 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 92 GetRequests, 85 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=86occurred in iteration=0, 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, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 39 LocationsWithAnnotation, 39 PreInvPairs, 85 NumberOfFragments, 203 HoareAnnotationTreeSize, 39 FomulaSimplifications, 481 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 39 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 92 NumberOfCodeBlocks, 92 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 88 ConstructedInterpolants, 0 QuantifiedInterpolants, 2826 SizeOfPredicates, 4 NumberOfNonLiveVariables, 798 ConjunctsInSsa, 10 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...