./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product61.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product61.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG --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 12ff1c3352fe657a44d5503b0c0550124efd9c84e66a259e2d68c9ba31095791 ............................................................................................................................................ 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_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product61.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG --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 12ff1c3352fe657a44d5503b0c0550124efd9c84e66a259e2d68c9ba31095791 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 05:57:33,342 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:57:33,346 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:57:33,421 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:57:33,422 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:57:33,429 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:57:33,432 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:57:33,438 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:57:33,441 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:57:33,443 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:57:33,445 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:57:33,447 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:57:33,448 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:57:33,450 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:57:33,452 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:57:33,455 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:57:33,457 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:57:33,459 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:57:33,462 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:57:33,466 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:57:33,469 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:57:33,472 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:57:33,474 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:57:33,475 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:57:33,481 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:57:33,482 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:57:33,482 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:57:33,484 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:57:33,485 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:57:33,487 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:57:33,487 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:57:33,489 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:57:33,490 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:57:33,491 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:57:33,493 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:57:33,494 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:57:33,495 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:57:33,496 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:57:33,496 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:57:33,498 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:57:33,499 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:57:33,500 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-29 05:57:33,533 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:57:33,533 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:57:33,535 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:57:33,535 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:57:33,535 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:57:33,536 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:57:33,536 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 05:57:33,536 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:57:33,537 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:57:33,537 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 05:57:33,537 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 05:57:33,538 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:57:33,538 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 05:57:33,539 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 05:57:33,539 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 05:57:33,540 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:57:33,541 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 05:57:33,541 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 05:57:33,541 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 05:57:33,542 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:57:33,542 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:57:33,542 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:57:33,543 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:57:33,543 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:57:33,543 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 05:57:33,544 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:57:33,544 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:57:33,544 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:57:33,545 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:57:33,545 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:57:33,546 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:57:33,546 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:57:33,546 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:57:33,547 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:57:33,547 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 05:57:33,547 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 05:57:33,548 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:57:33,548 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:57:33,548 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:57:33,549 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_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 12ff1c3352fe657a44d5503b0c0550124efd9c84e66a259e2d68c9ba31095791 [2021-10-29 05:57:33,949 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:57:33,981 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:57:33,985 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:57:33,986 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:57:33,987 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:57:33,989 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/product-lines/minepump_spec5_product61.cil.c [2021-10-29 05:57:34,094 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/data/e2c7a4678/a8c7a9050831407f80b331ff25e222d0/FLAG208b159ff [2021-10-29 05:57:34,827 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:57:34,827 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/sv-benchmarks/c/product-lines/minepump_spec5_product61.cil.c [2021-10-29 05:57:34,861 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/data/e2c7a4678/a8c7a9050831407f80b331ff25e222d0/FLAG208b159ff [2021-10-29 05:57:35,033 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/data/e2c7a4678/a8c7a9050831407f80b331ff25e222d0 [2021-10-29 05:57:35,037 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:57:35,039 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:57:35,043 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:57:35,044 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:57:35,048 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:57:35,050 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:57:35" (1/1) ... [2021-10-29 05:57:35,052 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@576b85c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:57:35, skipping insertion in model container [2021-10-29 05:57:35,053 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:57:35" (1/1) ... [2021-10-29 05:57:35,062 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:57:35,146 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:57:35,597 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/sv-benchmarks/c/product-lines/minepump_spec5_product61.cil.c[18376,18389] [2021-10-29 05:57:35,612 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:57:35,628 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) [2021-10-29 05:57:35,629 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@39b9f11e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:57:35, skipping insertion in model container [2021-10-29 05:57:35,629 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:57:35,634 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 05:57:35,638 INFO L168 Benchmark]: Toolchain (without parser) took 597.20 ms. Allocated memory is still 102.8 MB. Free memory was 67.9 MB in the beginning and 72.5 MB in the end (delta: -4.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 05:57:35,639 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 102.8 MB. Free memory is still 55.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:57:35,640 INFO L168 Benchmark]: CACSL2BoogieTranslator took 591.07 ms. Allocated memory is still 102.8 MB. Free memory was 67.7 MB in the beginning and 72.5 MB in the end (delta: -4.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-29 05:57:35,643 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 102.8 MB. Free memory is still 55.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 591.07 ms. Allocated memory is still 102.8 MB. Free memory was 67.7 MB in the beginning and 72.5 MB in the end (delta: -4.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 505]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 05:57:38,859 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:57:38,864 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:57:38,936 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:57:38,937 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:57:38,943 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:57:38,946 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:57:38,952 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:57:38,956 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:57:38,970 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:57:38,972 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:57:38,974 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:57:38,977 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:57:38,980 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:57:38,984 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:57:38,990 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:57:38,991 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:57:38,992 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:57:38,995 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:57:39,003 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:57:39,009 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:57:39,012 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:57:39,014 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:57:39,018 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:57:39,026 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:57:39,027 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:57:39,027 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:57:39,030 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:57:39,031 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:57:39,033 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:57:39,034 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:57:39,035 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:57:39,038 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:57:39,039 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:57:39,041 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:57:39,042 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:57:39,043 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:57:39,043 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:57:39,044 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:57:39,047 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:57:39,048 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:57:39,049 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-29 05:57:39,096 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:57:39,096 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:57:39,097 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:57:39,098 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:57:39,098 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:57:39,098 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:57:39,099 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:57:39,099 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:57:39,099 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:57:39,100 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:57:39,103 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 05:57:39,103 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 05:57:39,103 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:57:39,104 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:57:39,104 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:57:39,104 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:57:39,104 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:57:39,105 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 05:57:39,105 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 05:57:39,105 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 05:57:39,106 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:57:39,106 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:57:39,106 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:57:39,107 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:57:39,107 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 05:57:39,108 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:57:39,108 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:57:39,108 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:57:39,109 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:57:39,110 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:57:39,110 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 05:57:39,110 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 05:57:39,111 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:57:39,111 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:57:39,111 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:57:39,112 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_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 12ff1c3352fe657a44d5503b0c0550124efd9c84e66a259e2d68c9ba31095791 [2021-10-29 05:57:39,712 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:57:39,752 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:57:39,755 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:57:39,757 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:57:39,758 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:57:39,762 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/product-lines/minepump_spec5_product61.cil.c [2021-10-29 05:57:39,874 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/data/aefd31aa5/7c410152551f42b19e8d8b326ffadaf2/FLAG52c07fee4 [2021-10-29 05:57:40,727 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:57:40,738 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/sv-benchmarks/c/product-lines/minepump_spec5_product61.cil.c [2021-10-29 05:57:40,762 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/data/aefd31aa5/7c410152551f42b19e8d8b326ffadaf2/FLAG52c07fee4 [2021-10-29 05:57:40,878 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/data/aefd31aa5/7c410152551f42b19e8d8b326ffadaf2 [2021-10-29 05:57:40,880 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:57:40,882 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:57:40,884 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:57:40,884 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:57:40,893 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:57:40,895 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:57:40" (1/1) ... [2021-10-29 05:57:40,896 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65a564 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:57:40, skipping insertion in model container [2021-10-29 05:57:40,897 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:57:40" (1/1) ... [2021-10-29 05:57:40,906 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:57:40,989 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:57:41,403 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/sv-benchmarks/c/product-lines/minepump_spec5_product61.cil.c[18376,18389] [2021-10-29 05:57:41,428 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:57:41,468 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-29 05:57:41,500 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:57:41,601 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/sv-benchmarks/c/product-lines/minepump_spec5_product61.cil.c[18376,18389] [2021-10-29 05:57:41,606 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:57:41,613 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 05:57:41,725 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/sv-benchmarks/c/product-lines/minepump_spec5_product61.cil.c[18376,18389] [2021-10-29 05:57:41,729 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:57:41,773 INFO L208 MainTranslator]: Completed translation [2021-10-29 05:57:41,774 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:57:41 WrapperNode [2021-10-29 05:57:41,774 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:57:41,776 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 05:57:41,776 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 05:57:41,776 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 05:57:41,786 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:57:41" (1/1) ... [2021-10-29 05:57:41,812 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:57:41" (1/1) ... [2021-10-29 05:57:41,911 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 05:57:41,912 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 05:57:41,912 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 05:57:41,912 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 05:57:41,923 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:57:41" (1/1) ... [2021-10-29 05:57:41,924 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:57:41" (1/1) ... [2021-10-29 05:57:41,957 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:57:41" (1/1) ... [2021-10-29 05:57:41,958 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:57:41" (1/1) ... [2021-10-29 05:57:41,991 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:57:41" (1/1) ... [2021-10-29 05:57:42,010 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:57:41" (1/1) ... [2021-10-29 05:57:42,014 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:57:41" (1/1) ... [2021-10-29 05:57:42,034 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 05:57:42,036 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 05:57:42,036 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 05:57:42,036 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 05:57:42,046 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:57:41" (1/1) ... [2021-10-29 05:57:42,057 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:57:42,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 05:57:42,093 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-29 05:57:42,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-29 05:57:42,143 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 05:57:42,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-29 05:57:42,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 05:57:42,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 05:57:45,848 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 05:57:45,849 INFO L299 CfgBuilder]: Removed 362 assume(true) statements. [2021-10-29 05:57:45,852 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:57:45 BoogieIcfgContainer [2021-10-29 05:57:45,852 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 05:57:45,855 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-29 05:57:45,855 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-29 05:57:45,859 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-29 05:57:45,859 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 05:57:40" (1/3) ... [2021-10-29 05:57:45,860 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79bda389 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:57:45, skipping insertion in model container [2021-10-29 05:57:45,861 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:57:41" (2/3) ... [2021-10-29 05:57:45,861 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79bda389 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:57:45, skipping insertion in model container [2021-10-29 05:57:45,861 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:57:45" (3/3) ... [2021-10-29 05:57:45,863 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product61.cil.c [2021-10-29 05:57:45,871 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-29 05:57:45,871 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-29 05:57:45,948 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-29 05:57:45,956 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-29 05:57:45,956 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-29 05:57:45,989 INFO L276 IsEmpty]: Start isEmpty. Operand has 234 states, 230 states have (on average 1.5130434782608695) internal successors, (348), 233 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:57:46,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 05:57:46,015 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:57:46,017 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:57:46,018 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:57:46,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:57:46,026 INFO L85 PathProgramCache]: Analyzing trace with hash 1714378199, now seen corresponding path program 1 times [2021-10-29 05:57:46,044 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:57:46,045 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [935046544] [2021-10-29 05:57:46,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:57:46,047 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:57:46,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:57:46,051 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:57:46,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-29 05:57:46,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:57:46,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-29 05:57:46,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:57:46,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:57:46,469 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:57:46,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:57:46,567 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:57:46,568 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [935046544] [2021-10-29 05:57:46,568 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [935046544] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:57:46,569 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:57:46,569 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-29 05:57:46,572 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [791565152] [2021-10-29 05:57:46,578 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-29 05:57:46,579 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:57:46,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-29 05:57:46,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-29 05:57:46,610 INFO L87 Difference]: Start difference. First operand has 234 states, 230 states have (on average 1.5130434782608695) internal successors, (348), 233 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:57:46,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:57:46,717 INFO L93 Difference]: Finished difference Result 461 states and 688 transitions. [2021-10-29 05:57:46,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 05:57:46,718 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-29 05:57:46,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:57:46,733 INFO L225 Difference]: With dead ends: 461 [2021-10-29 05:57:46,733 INFO L226 Difference]: Without dead ends: 230 [2021-10-29 05:57:46,738 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-29 05:57:46,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2021-10-29 05:57:46,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 230. [2021-10-29 05:57:46,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 230 states, 227 states have (on average 1.4801762114537445) internal successors, (336), 229 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:57:46,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 336 transitions. [2021-10-29 05:57:46,807 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 336 transitions. Word has length 19 [2021-10-29 05:57:46,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:57:46,808 INFO L470 AbstractCegarLoop]: Abstraction has 230 states and 336 transitions. [2021-10-29 05:57:46,808 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:57:46,809 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 336 transitions. [2021-10-29 05:57:46,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 05:57:46,811 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:57:46,811 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:57:46,829 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2021-10-29 05:57:47,028 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:57:47,029 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:57:47,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:57:47,030 INFO L85 PathProgramCache]: Analyzing trace with hash -774569544, now seen corresponding path program 1 times [2021-10-29 05:57:47,032 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:57:47,032 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1985520187] [2021-10-29 05:57:47,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:57:47,033 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:57:47,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:57:47,035 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:57:47,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-29 05:57:47,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:57:47,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:57:47,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:57:47,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:57:47,459 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:57:47,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:57:47,558 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:57:47,559 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1985520187] [2021-10-29 05:57:47,560 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1985520187] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:57:47,561 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:57:47,561 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-29 05:57:47,561 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1590260125] [2021-10-29 05:57:47,565 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 05:57:47,565 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:57:47,570 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 05:57:47,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:57:47,572 INFO L87 Difference]: Start difference. First operand 230 states and 336 transitions. Second operand has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:57:47,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:57:47,620 INFO L93 Difference]: Finished difference Result 230 states and 336 transitions. [2021-10-29 05:57:47,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 05:57:47,621 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-10-29 05:57:47,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:57:47,628 INFO L225 Difference]: With dead ends: 230 [2021-10-29 05:57:47,628 INFO L226 Difference]: Without dead ends: 87 [2021-10-29 05:57:47,631 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:57:47,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2021-10-29 05:57:47,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2021-10-29 05:57:47,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 86 states have (on average 1.4651162790697674) internal successors, (126), 86 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:57:47,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 126 transitions. [2021-10-29 05:57:47,652 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 126 transitions. Word has length 20 [2021-10-29 05:57:47,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:57:47,652 INFO L470 AbstractCegarLoop]: Abstraction has 87 states and 126 transitions. [2021-10-29 05:57:47,653 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:57:47,654 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 126 transitions. [2021-10-29 05:57:47,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 05:57:47,656 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:57:47,665 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:57:47,691 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-29 05:57:47,892 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:57:47,892 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:57:47,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:57:47,893 INFO L85 PathProgramCache]: Analyzing trace with hash 1370250136, now seen corresponding path program 1 times [2021-10-29 05:57:47,894 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:57:47,895 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1553699273] [2021-10-29 05:57:47,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:57:47,896 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:57:47,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:57:47,897 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:57:47,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-29 05:57:48,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:57:48,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:57:48,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:57:48,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:57:48,313 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:57:48,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:57:48,467 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:57:48,468 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1553699273] [2021-10-29 05:57:48,468 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1553699273] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:57:48,468 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:57:48,469 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-10-29 05:57:48,469 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157734854] [2021-10-29 05:57:48,470 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 05:57:48,471 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:57:48,475 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 05:57:48,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:57:48,476 INFO L87 Difference]: Start difference. First operand 87 states and 126 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:57:48,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:57:48,499 INFO L93 Difference]: Finished difference Result 167 states and 245 transitions. [2021-10-29 05:57:48,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 05:57:48,500 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-10-29 05:57:48,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:57:48,502 INFO L225 Difference]: With dead ends: 167 [2021-10-29 05:57:48,503 INFO L226 Difference]: Without dead ends: 87 [2021-10-29 05:57:48,504 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:57:48,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2021-10-29 05:57:48,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2021-10-29 05:57:48,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 86 states have (on average 1.4534883720930232) internal successors, (125), 86 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:57:48,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 125 transitions. [2021-10-29 05:57:48,539 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 125 transitions. Word has length 26 [2021-10-29 05:57:48,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:57:48,540 INFO L470 AbstractCegarLoop]: Abstraction has 87 states and 125 transitions. [2021-10-29 05:57:48,541 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:57:48,542 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 125 transitions. [2021-10-29 05:57:48,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-29 05:57:48,547 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:57:48,548 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:57:48,574 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-29 05:57:48,761 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:57:48,762 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:57:48,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:57:48,762 INFO L85 PathProgramCache]: Analyzing trace with hash 1377163937, now seen corresponding path program 1 times [2021-10-29 05:57:48,763 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:57:48,764 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [354204199] [2021-10-29 05:57:48,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:57:48,764 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:57:48,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:57:48,766 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:57:48,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-29 05:57:49,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:57:49,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:57:49,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:57:49,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:57:49,164 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:57:49,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:57:49,265 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:57:49,265 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [354204199] [2021-10-29 05:57:49,265 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [354204199] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:57:49,265 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:57:49,266 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-10-29 05:57:49,266 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1327851170] [2021-10-29 05:57:49,267 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-29 05:57:49,267 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:57:49,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-29 05:57:49,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-29 05:57:49,268 INFO L87 Difference]: Start difference. First operand 87 states and 125 transitions. Second operand has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:57:49,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:57:49,375 INFO L93 Difference]: Finished difference Result 176 states and 255 transitions. [2021-10-29 05:57:49,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 05:57:49,376 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2021-10-29 05:57:49,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:57:49,378 INFO L225 Difference]: With dead ends: 176 [2021-10-29 05:57:49,378 INFO L226 Difference]: Without dead ends: 96 [2021-10-29 05:57:49,380 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-29 05:57:49,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2021-10-29 05:57:49,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 94. [2021-10-29 05:57:49,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 93 states have (on average 1.4086021505376345) internal successors, (131), 93 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:57:49,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 131 transitions. [2021-10-29 05:57:49,397 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 131 transitions. Word has length 29 [2021-10-29 05:57:49,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:57:49,398 INFO L470 AbstractCegarLoop]: Abstraction has 94 states and 131 transitions. [2021-10-29 05:57:49,398 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:57:49,398 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 131 transitions. [2021-10-29 05:57:49,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-29 05:57:49,404 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:57:49,404 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:57:49,430 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-29 05:57:49,621 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:57:49,622 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:57:49,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:57:49,622 INFO L85 PathProgramCache]: Analyzing trace with hash -1983349683, now seen corresponding path program 1 times [2021-10-29 05:57:49,624 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:57:49,624 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [344427102] [2021-10-29 05:57:49,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:57:49,625 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:57:49,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:57:49,626 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:57:49,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-29 05:57:49,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:57:49,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 05:57:49,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:57:50,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:57:50,095 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:57:50,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:57:50,227 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:57:50,227 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [344427102] [2021-10-29 05:57:50,227 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [344427102] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:57:50,228 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:57:50,228 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-29 05:57:50,228 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [528948237] [2021-10-29 05:57:50,229 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-29 05:57:50,229 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:57:50,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-29 05:57:50,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-29 05:57:50,231 INFO L87 Difference]: Start difference. First operand 94 states and 131 transitions. Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:57:50,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:57:50,514 INFO L93 Difference]: Finished difference Result 313 states and 440 transitions. [2021-10-29 05:57:50,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-29 05:57:50,516 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-10-29 05:57:50,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:57:50,519 INFO L225 Difference]: With dead ends: 313 [2021-10-29 05:57:50,520 INFO L226 Difference]: Without dead ends: 226 [2021-10-29 05:57:50,520 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-29 05:57:50,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2021-10-29 05:57:50,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 93. [2021-10-29 05:57:50,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 92 states have (on average 1.391304347826087) internal successors, (128), 92 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:57:50,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 128 transitions. [2021-10-29 05:57:50,551 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 128 transitions. Word has length 35 [2021-10-29 05:57:50,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:57:50,551 INFO L470 AbstractCegarLoop]: Abstraction has 93 states and 128 transitions. [2021-10-29 05:57:50,552 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:57:50,552 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 128 transitions. [2021-10-29 05:57:50,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-29 05:57:50,557 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:57:50,557 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:57:50,577 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-29 05:57:50,777 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:57:50,777 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:57:50,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:57:50,778 INFO L85 PathProgramCache]: Analyzing trace with hash -924734247, now seen corresponding path program 1 times [2021-10-29 05:57:50,779 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:57:50,779 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [529447252] [2021-10-29 05:57:50,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:57:50,780 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:57:50,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:57:50,781 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:57:50,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-10-29 05:57:51,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:57:51,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 05:57:51,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:57:51,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:57:51,259 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:57:51,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:57:51,384 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:57:51,384 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [529447252] [2021-10-29 05:57:51,385 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [529447252] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:57:51,385 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:57:51,385 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-29 05:57:51,386 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1290339565] [2021-10-29 05:57:51,386 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-29 05:57:51,386 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:57:51,387 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-29 05:57:51,388 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-29 05:57:51,388 INFO L87 Difference]: Start difference. First operand 93 states and 128 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:57:51,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:57:51,522 INFO L93 Difference]: Finished difference Result 233 states and 320 transitions. [2021-10-29 05:57:51,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-29 05:57:51,523 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 38 [2021-10-29 05:57:51,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:57:51,525 INFO L225 Difference]: With dead ends: 233 [2021-10-29 05:57:51,525 INFO L226 Difference]: Without dead ends: 147 [2021-10-29 05:57:51,526 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-29 05:57:51,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2021-10-29 05:57:51,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 102. [2021-10-29 05:57:51,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 101 states have (on average 1.3564356435643565) internal successors, (137), 101 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:57:51,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 137 transitions. [2021-10-29 05:57:51,539 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 137 transitions. Word has length 38 [2021-10-29 05:57:51,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:57:51,540 INFO L470 AbstractCegarLoop]: Abstraction has 102 states and 137 transitions. [2021-10-29 05:57:51,540 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:57:51,540 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 137 transitions. [2021-10-29 05:57:51,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-29 05:57:51,541 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:57:51,542 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:57:51,565 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-10-29 05:57:51,759 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:57:51,760 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:57:51,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:57:51,761 INFO L85 PathProgramCache]: Analyzing trace with hash -1935851497, now seen corresponding path program 1 times [2021-10-29 05:57:51,762 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:57:51,762 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1960593494] [2021-10-29 05:57:51,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:57:51,762 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:57:51,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:57:51,765 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:57:51,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-10-29 05:57:52,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:57:52,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-29 05:57:52,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:57:52,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:57:52,283 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:57:52,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:57:52,419 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:57:52,419 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1960593494] [2021-10-29 05:57:52,419 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1960593494] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:57:52,419 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:57:52,420 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-10-29 05:57:52,420 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [96772014] [2021-10-29 05:57:52,420 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-29 05:57:52,420 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:57:52,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-29 05:57:52,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-29 05:57:52,421 INFO L87 Difference]: Start difference. First operand 102 states and 137 transitions. Second operand has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 6 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:57:52,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:57:52,520 INFO L93 Difference]: Finished difference Result 258 states and 345 transitions. [2021-10-29 05:57:52,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-29 05:57:52,521 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 6 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 38 [2021-10-29 05:57:52,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:57:52,523 INFO L225 Difference]: With dead ends: 258 [2021-10-29 05:57:52,524 INFO L226 Difference]: Without dead ends: 163 [2021-10-29 05:57:52,524 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-29 05:57:52,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2021-10-29 05:57:52,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 108. [2021-10-29 05:57:52,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 107 states have (on average 1.3364485981308412) internal successors, (143), 107 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:57:52,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 143 transitions. [2021-10-29 05:57:52,538 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 143 transitions. Word has length 38 [2021-10-29 05:57:52,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:57:52,539 INFO L470 AbstractCegarLoop]: Abstraction has 108 states and 143 transitions. [2021-10-29 05:57:52,539 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 6 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:57:52,539 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 143 transitions. [2021-10-29 05:57:52,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-29 05:57:52,540 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:57:52,540 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:57:52,560 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-10-29 05:57:52,756 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:57:52,757 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:57:52,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:57:52,757 INFO L85 PathProgramCache]: Analyzing trace with hash 1338047445, now seen corresponding path program 1 times [2021-10-29 05:57:52,758 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:57:52,758 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1272312275] [2021-10-29 05:57:52,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:57:52,759 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:57:52,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:57:52,761 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:57:52,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-10-29 05:57:53,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:57:53,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:57:53,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:57:53,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:57:53,318 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:57:53,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:57:53,474 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:57:53,474 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1272312275] [2021-10-29 05:57:53,474 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1272312275] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:57:53,474 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:57:53,474 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-10-29 05:57:53,475 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1387836638] [2021-10-29 05:57:53,475 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 05:57:53,475 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:57:53,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 05:57:53,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:57:53,477 INFO L87 Difference]: Start difference. First operand 108 states and 143 transitions. Second operand has 4 states, 4 states have (on average 15.25) internal successors, (61), 3 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:57:53,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:57:53,585 INFO L93 Difference]: Finished difference Result 309 states and 413 transitions. [2021-10-29 05:57:53,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-29 05:57:53,586 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 3 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 38 [2021-10-29 05:57:53,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:57:53,588 INFO L225 Difference]: With dead ends: 309 [2021-10-29 05:57:53,588 INFO L226 Difference]: Without dead ends: 208 [2021-10-29 05:57:53,591 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:57:53,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2021-10-29 05:57:53,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 177. [2021-10-29 05:57:53,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 177 states, 176 states have (on average 1.3295454545454546) internal successors, (234), 176 states have internal predecessors, (234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:57:53,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 234 transitions. [2021-10-29 05:57:53,615 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 234 transitions. Word has length 38 [2021-10-29 05:57:53,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:57:53,615 INFO L470 AbstractCegarLoop]: Abstraction has 177 states and 234 transitions. [2021-10-29 05:57:53,615 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 3 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:57:53,616 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 234 transitions. [2021-10-29 05:57:53,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-29 05:57:53,618 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:57:53,618 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:57:53,639 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-10-29 05:57:53,835 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:57:53,836 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:57:53,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:57:53,836 INFO L85 PathProgramCache]: Analyzing trace with hash 1703143701, now seen corresponding path program 1 times [2021-10-29 05:57:53,837 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:57:53,837 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1648538389] [2021-10-29 05:57:53,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:57:53,837 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:57:53,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:57:53,839 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:57:53,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-10-29 05:57:54,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:57:54,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-29 05:57:54,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:57:54,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:57:54,483 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:57:54,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:57:54,661 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:57:54,661 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1648538389] [2021-10-29 05:57:54,661 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1648538389] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:57:54,661 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:57:54,662 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-29 05:57:54,662 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651136220] [2021-10-29 05:57:54,663 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-29 05:57:54,663 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:57:54,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-29 05:57:54,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-29 05:57:54,664 INFO L87 Difference]: Start difference. First operand 177 states and 234 transitions. Second operand has 6 states, 6 states have (on average 6.5) internal successors, (39), 5 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:57:56,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:57:56,880 INFO L93 Difference]: Finished difference Result 845 states and 1126 transitions. [2021-10-29 05:57:56,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-29 05:57:56,881 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 5 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 39 [2021-10-29 05:57:56,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:57:56,890 INFO L225 Difference]: With dead ends: 845 [2021-10-29 05:57:56,890 INFO L226 Difference]: Without dead ends: 675 [2021-10-29 05:57:56,891 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2021-10-29 05:57:56,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 675 states. [2021-10-29 05:57:56,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 675 to 303. [2021-10-29 05:57:56,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 303 states, 302 states have (on average 1.3079470198675496) internal successors, (395), 302 states have internal predecessors, (395), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:57:56,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 303 states and 395 transitions. [2021-10-29 05:57:56,941 INFO L78 Accepts]: Start accepts. Automaton has 303 states and 395 transitions. Word has length 39 [2021-10-29 05:57:56,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:57:56,941 INFO L470 AbstractCegarLoop]: Abstraction has 303 states and 395 transitions. [2021-10-29 05:57:56,942 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 5 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:57:56,942 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 395 transitions. [2021-10-29 05:57:56,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-10-29 05:57:56,943 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:57:56,944 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:57:56,964 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-10-29 05:57:57,157 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:57:57,157 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:57:57,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:57:57,158 INFO L85 PathProgramCache]: Analyzing trace with hash 1694504695, now seen corresponding path program 1 times [2021-10-29 05:57:57,159 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:57:57,159 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2000923571] [2021-10-29 05:57:57,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:57:57,159 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:57:57,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:57:57,160 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:57:57,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-10-29 05:57:57,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:57:57,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 05:57:57,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:57:57,818 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-29 05:57:57,818 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:57:58,024 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-29 05:57:58,024 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:57:58,024 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2000923571] [2021-10-29 05:57:58,024 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2000923571] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:57:58,024 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:57:58,024 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-10-29 05:57:58,025 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1640257338] [2021-10-29 05:57:58,025 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-29 05:57:58,025 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:57:58,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-29 05:57:58,026 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-29 05:57:58,026 INFO L87 Difference]: Start difference. First operand 303 states and 395 transitions. Second operand has 8 states, 8 states have (on average 7.5) internal successors, (60), 8 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:57:58,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:57:58,218 INFO L93 Difference]: Finished difference Result 968 states and 1261 transitions. [2021-10-29 05:57:58,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-29 05:57:58,219 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.5) internal successors, (60), 8 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 66 [2021-10-29 05:57:58,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:57:58,226 INFO L225 Difference]: With dead ends: 968 [2021-10-29 05:57:58,227 INFO L226 Difference]: Without dead ends: 672 [2021-10-29 05:57:58,228 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-10-29 05:57:58,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 672 states. [2021-10-29 05:57:58,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 672 to 312. [2021-10-29 05:57:58,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 312 states, 311 states have (on average 1.2990353697749195) internal successors, (404), 311 states have internal predecessors, (404), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:57:58,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 312 states and 404 transitions. [2021-10-29 05:57:58,280 INFO L78 Accepts]: Start accepts. Automaton has 312 states and 404 transitions. Word has length 66 [2021-10-29 05:57:58,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:57:58,282 INFO L470 AbstractCegarLoop]: Abstraction has 312 states and 404 transitions. [2021-10-29 05:57:58,282 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.5) internal successors, (60), 8 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:57:58,282 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 404 transitions. [2021-10-29 05:57:58,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-10-29 05:57:58,283 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:57:58,284 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:57:58,301 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-10-29 05:57:58,501 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:57:58,502 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:57:58,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:57:58,502 INFO L85 PathProgramCache]: Analyzing trace with hash 1436339257, now seen corresponding path program 1 times [2021-10-29 05:57:58,503 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:57:58,503 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1954386827] [2021-10-29 05:57:58,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:57:58,503 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:57:58,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:57:58,504 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:57:58,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-10-29 05:57:58,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:57:58,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 05:57:58,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:57:59,257 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-29 05:57:59,257 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:57:59,626 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-29 05:57:59,627 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:57:59,627 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1954386827] [2021-10-29 05:57:59,627 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1954386827] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 05:57:59,627 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [357284104] [2021-10-29 05:57:59,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:57:59,628 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-29 05:57:59,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/cvc4 [2021-10-29 05:57:59,635 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-29 05:57:59,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2021-10-29 05:58:00,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:58:00,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-29 05:58:00,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:58:00,565 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:58:00,565 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:58:00,869 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:58:00,870 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [357284104] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 05:58:00,870 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [170108561] [2021-10-29 05:58:00,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:58:00,871 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-29 05:58:00,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 05:58:00,874 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-29 05:58:00,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-10-29 05:58:01,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:58:01,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 05:58:01,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:58:01,654 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:58:01,654 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:58:01,880 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:58:01,880 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [170108561] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 05:58:01,880 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-29 05:58:01,881 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 14 [2021-10-29 05:58:01,881 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [12499736] [2021-10-29 05:58:01,882 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-10-29 05:58:01,882 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:58:01,883 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-10-29 05:58:01,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2021-10-29 05:58:01,883 INFO L87 Difference]: Start difference. First operand 312 states and 404 transitions. Second operand has 14 states, 14 states have (on average 14.714285714285714) internal successors, (206), 14 states have internal predecessors, (206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:10,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:58:10,064 INFO L93 Difference]: Finished difference Result 579 states and 756 transitions. [2021-10-29 05:58:10,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-29 05:58:10,065 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 14.714285714285714) internal successors, (206), 14 states have internal predecessors, (206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 66 [2021-10-29 05:58:10,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:58:10,065 INFO L225 Difference]: With dead ends: 579 [2021-10-29 05:58:10,066 INFO L226 Difference]: Without dead ends: 0 [2021-10-29 05:58:10,067 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 425 GetRequests, 394 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 167 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=252, Invalid=804, Unknown=0, NotChecked=0, Total=1056 [2021-10-29 05:58:10,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-29 05:58:10,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-29 05:58:10,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:10,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-29 05:58:10,068 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 66 [2021-10-29 05:58:10,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:58:10,070 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-29 05:58:10,070 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 14.714285714285714) internal successors, (206), 14 states have internal predecessors, (206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:58:10,070 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-29 05:58:10,071 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 05:58:10,074 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:58:10,075 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:58:10,076 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:58:10,097 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2021-10-29 05:58:10,279 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (13)] Forceful destruction successful, exit code 0 [2021-10-29 05:58:10,507 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2021-10-29 05:58:10,677 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-29 05:58:10,679 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-29 05:58:10,683 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:10,726 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:10,727 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:10,728 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:10,729 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:10,730 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:10,731 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:10,732 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:10,733 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:10,734 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:10,735 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:10,740 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:10,741 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:10,742 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:10,743 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:10,744 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:10,750 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:10,751 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:10,752 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:10,753 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:10,786 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:10,787 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:10,788 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:10,843 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:10,883 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:10,884 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:10,885 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:10,886 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:10,886 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:10,887 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:10,888 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:10,889 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:10,890 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:10,890 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,085 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,087 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,134 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,135 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,136 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,136 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,144 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,145 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,145 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,245 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,298 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,299 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,299 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,300 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,301 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,301 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,302 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,303 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,304 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,304 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,305 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,336 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,337 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,338 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,339 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,340 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,341 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,342 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,343 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,344 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,345 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,477 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,506 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,506 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,507 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,508 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,585 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,586 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,591 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,592 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,592 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,682 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,692 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,693 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,693 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,706 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,811 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,813 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,813 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,814 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,815 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,815 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,816 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,817 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,818 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,818 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,819 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,934 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,935 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,935 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,936 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,936 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:11,937 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:58:16,320 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 935) no Hoare annotation was computed. [2021-10-29 05:58:16,320 INFO L853 garLoopResultBuilder]: At program point L368(lines 353 371) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= ULTIMATE.start_isLowWaterLevel_~tmp~6 (_ bv0 32)) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~switchedOnBeforeTS~0 (_ bv1 32)) (= |ULTIMATE.start_isLowWaterLevel_#res| (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= ULTIMATE.start_isLowWaterLevel_~tmp___0~2 (_ bv1 32)) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) [2021-10-29 05:58:16,320 INFO L853 garLoopResultBuilder]: At program point L368-1(lines 353 371) the Hoare annotation is: false [2021-10-29 05:58:16,320 INFO L853 garLoopResultBuilder]: At program point L368-2(lines 353 371) the Hoare annotation is: false [2021-10-29 05:58:16,320 INFO L853 garLoopResultBuilder]: At program point L368-3(lines 353 371) the Hoare annotation is: false [2021-10-29 05:58:16,321 INFO L853 garLoopResultBuilder]: At program point L368-4(lines 353 371) the Hoare annotation is: false [2021-10-29 05:58:16,321 INFO L853 garLoopResultBuilder]: At program point L368-5(lines 353 371) the Hoare annotation is: false [2021-10-29 05:58:16,321 INFO L857 garLoopResultBuilder]: For program point L172(lines 172 189) no Hoare annotation was computed. [2021-10-29 05:58:16,321 INFO L857 garLoopResultBuilder]: For program point L172-1(lines 172 189) no Hoare annotation was computed. [2021-10-29 05:58:16,321 INFO L857 garLoopResultBuilder]: For program point L172-2(lines 172 189) no Hoare annotation was computed. [2021-10-29 05:58:16,321 INFO L857 garLoopResultBuilder]: For program point L172-3(lines 172 189) no Hoare annotation was computed. [2021-10-29 05:58:16,321 INFO L857 garLoopResultBuilder]: For program point L172-4(lines 172 189) no Hoare annotation was computed. [2021-10-29 05:58:16,321 INFO L857 garLoopResultBuilder]: For program point L172-5(lines 172 189) no Hoare annotation was computed. [2021-10-29 05:58:16,321 INFO L857 garLoopResultBuilder]: For program point L172-6(lines 172 189) no Hoare annotation was computed. [2021-10-29 05:58:16,322 INFO L857 garLoopResultBuilder]: For program point L172-7(lines 172 189) no Hoare annotation was computed. [2021-10-29 05:58:16,322 INFO L857 garLoopResultBuilder]: For program point L172-8(lines 172 189) no Hoare annotation was computed. [2021-10-29 05:58:16,322 INFO L857 garLoopResultBuilder]: For program point L172-9(lines 172 189) no Hoare annotation was computed. [2021-10-29 05:58:16,322 INFO L857 garLoopResultBuilder]: For program point L172-10(lines 172 189) no Hoare annotation was computed. [2021-10-29 05:58:16,322 INFO L857 garLoopResultBuilder]: For program point L172-11(lines 172 189) no Hoare annotation was computed. [2021-10-29 05:58:16,322 INFO L860 garLoopResultBuilder]: At program point L1032(lines 1013 1035) the Hoare annotation is: true [2021-10-29 05:58:16,322 INFO L857 garLoopResultBuilder]: For program point L176(lines 176 184) no Hoare annotation was computed. [2021-10-29 05:58:16,322 INFO L857 garLoopResultBuilder]: For program point L176-1(lines 176 184) no Hoare annotation was computed. [2021-10-29 05:58:16,322 INFO L857 garLoopResultBuilder]: For program point L176-2(lines 176 184) no Hoare annotation was computed. [2021-10-29 05:58:16,323 INFO L853 garLoopResultBuilder]: At program point L110(lines 63 111) the Hoare annotation is: false [2021-10-29 05:58:16,323 INFO L857 garLoopResultBuilder]: For program point L176-3(lines 176 184) no Hoare annotation was computed. [2021-10-29 05:58:16,323 INFO L857 garLoopResultBuilder]: For program point L176-4(lines 176 184) no Hoare annotation was computed. [2021-10-29 05:58:16,323 INFO L857 garLoopResultBuilder]: For program point L176-5(lines 176 184) no Hoare annotation was computed. [2021-10-29 05:58:16,323 INFO L857 garLoopResultBuilder]: For program point L176-6(lines 176 184) no Hoare annotation was computed. [2021-10-29 05:58:16,323 INFO L857 garLoopResultBuilder]: For program point L176-7(lines 176 184) no Hoare annotation was computed. [2021-10-29 05:58:16,323 INFO L857 garLoopResultBuilder]: For program point L176-8(lines 176 184) no Hoare annotation was computed. [2021-10-29 05:58:16,323 INFO L857 garLoopResultBuilder]: For program point L176-9(lines 176 184) no Hoare annotation was computed. [2021-10-29 05:58:16,323 INFO L857 garLoopResultBuilder]: For program point L176-10(lines 176 184) no Hoare annotation was computed. [2021-10-29 05:58:16,323 INFO L857 garLoopResultBuilder]: For program point L176-11(lines 176 184) no Hoare annotation was computed. [2021-10-29 05:58:16,324 INFO L857 garLoopResultBuilder]: For program point L380(lines 380 384) no Hoare annotation was computed. [2021-10-29 05:58:16,324 INFO L857 garLoopResultBuilder]: For program point L380-3(lines 380 384) no Hoare annotation was computed. [2021-10-29 05:58:16,324 INFO L857 garLoopResultBuilder]: For program point L380-6(lines 380 384) no Hoare annotation was computed. [2021-10-29 05:58:16,324 INFO L853 garLoopResultBuilder]: At program point L449(lines 444 452) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse3 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= ~systemActive~0 (_ bv1 32))) (.cse4 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse2 (= ~waterLevel~0 (_ bv1 32)) .cse4))) [2021-10-29 05:58:16,324 INFO L853 garLoopResultBuilder]: At program point L449-1(lines 444 452) the Hoare annotation is: false [2021-10-29 05:58:16,324 INFO L853 garLoopResultBuilder]: At program point L449-2(lines 444 452) the Hoare annotation is: false [2021-10-29 05:58:16,324 INFO L853 garLoopResultBuilder]: At program point L850(lines 845 852) the Hoare annotation is: (and (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:58:16,324 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-29 05:58:16,325 INFO L853 garLoopResultBuilder]: At program point L918(lines 1 1035) the Hoare annotation is: (and (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:58:16,325 INFO L857 garLoopResultBuilder]: For program point L457(lines 457 463) no Hoare annotation was computed. [2021-10-29 05:58:16,325 INFO L857 garLoopResultBuilder]: For program point L457-1(lines 457 463) no Hoare annotation was computed. [2021-10-29 05:58:16,325 INFO L857 garLoopResultBuilder]: For program point L457-2(lines 457 463) no Hoare annotation was computed. [2021-10-29 05:58:16,325 INFO L857 garLoopResultBuilder]: For program point L457-3(lines 457 463) no Hoare annotation was computed. [2021-10-29 05:58:16,325 INFO L857 garLoopResultBuilder]: For program point L457-4(lines 457 463) no Hoare annotation was computed. [2021-10-29 05:58:16,325 INFO L857 garLoopResultBuilder]: For program point L457-5(lines 457 463) no Hoare annotation was computed. [2021-10-29 05:58:16,325 INFO L857 garLoopResultBuilder]: For program point L457-6(lines 457 463) no Hoare annotation was computed. [2021-10-29 05:58:16,325 INFO L857 garLoopResultBuilder]: For program point L457-7(lines 457 463) no Hoare annotation was computed. [2021-10-29 05:58:16,326 INFO L857 garLoopResultBuilder]: For program point L457-8(lines 457 463) no Hoare annotation was computed. [2021-10-29 05:58:16,326 INFO L857 garLoopResultBuilder]: For program point L457-9(lines 457 463) no Hoare annotation was computed. [2021-10-29 05:58:16,326 INFO L857 garLoopResultBuilder]: For program point L457-10(lines 457 463) no Hoare annotation was computed. [2021-10-29 05:58:16,326 INFO L857 garLoopResultBuilder]: For program point L457-11(lines 457 463) no Hoare annotation was computed. [2021-10-29 05:58:16,326 INFO L857 garLoopResultBuilder]: For program point L392(lines 392 396) no Hoare annotation was computed. [2021-10-29 05:58:16,326 INFO L857 garLoopResultBuilder]: For program point L260(lines 260 266) no Hoare annotation was computed. [2021-10-29 05:58:16,326 INFO L857 garLoopResultBuilder]: For program point L260-2(lines 260 266) no Hoare annotation was computed. [2021-10-29 05:58:16,326 INFO L857 garLoopResultBuilder]: For program point L260-4(lines 260 266) no Hoare annotation was computed. [2021-10-29 05:58:16,326 INFO L857 garLoopResultBuilder]: For program point L260-6(lines 260 266) no Hoare annotation was computed. [2021-10-29 05:58:16,326 INFO L857 garLoopResultBuilder]: For program point L260-8(lines 260 266) no Hoare annotation was computed. [2021-10-29 05:58:16,327 INFO L857 garLoopResultBuilder]: For program point L260-10(lines 260 266) no Hoare annotation was computed. [2021-10-29 05:58:16,327 INFO L857 garLoopResultBuilder]: For program point L260-12(lines 260 266) no Hoare annotation was computed. [2021-10-29 05:58:16,327 INFO L857 garLoopResultBuilder]: For program point L260-14(lines 260 266) no Hoare annotation was computed. [2021-10-29 05:58:16,327 INFO L857 garLoopResultBuilder]: For program point L260-16(lines 260 266) no Hoare annotation was computed. [2021-10-29 05:58:16,327 INFO L857 garLoopResultBuilder]: For program point L260-18(lines 260 266) no Hoare annotation was computed. [2021-10-29 05:58:16,327 INFO L857 garLoopResultBuilder]: For program point L260-20(lines 260 266) no Hoare annotation was computed. [2021-10-29 05:58:16,327 INFO L857 garLoopResultBuilder]: For program point L260-22(lines 260 266) no Hoare annotation was computed. [2021-10-29 05:58:16,327 INFO L857 garLoopResultBuilder]: For program point L65(lines 64 109) no Hoare annotation was computed. [2021-10-29 05:58:16,327 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-29 05:58:16,328 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 935) no Hoare annotation was computed. [2021-10-29 05:58:16,328 INFO L853 garLoopResultBuilder]: At program point L462(lines 453 466) the Hoare annotation is: false [2021-10-29 05:58:16,328 INFO L853 garLoopResultBuilder]: At program point L462-1(lines 453 466) the Hoare annotation is: false [2021-10-29 05:58:16,328 INFO L853 garLoopResultBuilder]: At program point L462-2(lines 453 466) the Hoare annotation is: false [2021-10-29 05:58:16,328 INFO L853 garLoopResultBuilder]: At program point L462-3(lines 453 466) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2) (and .cse0 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) .cse1 (= ~waterLevel~0 (_ bv1 32)) .cse2))) [2021-10-29 05:58:16,328 INFO L853 garLoopResultBuilder]: At program point L462-4(lines 453 466) the Hoare annotation is: false [2021-10-29 05:58:16,328 INFO L853 garLoopResultBuilder]: At program point L462-5(lines 453 466) the Hoare annotation is: false [2021-10-29 05:58:16,328 INFO L853 garLoopResultBuilder]: At program point L462-6(lines 453 466) the Hoare annotation is: false [2021-10-29 05:58:16,329 INFO L853 garLoopResultBuilder]: At program point L462-7(lines 453 466) the Hoare annotation is: false [2021-10-29 05:58:16,329 INFO L857 garLoopResultBuilder]: For program point L198(lines 198 215) no Hoare annotation was computed. [2021-10-29 05:58:16,329 INFO L853 garLoopResultBuilder]: At program point L462-8(lines 453 466) the Hoare annotation is: false [2021-10-29 05:58:16,329 INFO L857 garLoopResultBuilder]: For program point L198-1(lines 198 215) no Hoare annotation was computed. [2021-10-29 05:58:16,329 INFO L853 garLoopResultBuilder]: At program point L462-9(lines 453 466) the Hoare annotation is: false [2021-10-29 05:58:16,329 INFO L857 garLoopResultBuilder]: For program point L198-2(lines 198 215) no Hoare annotation was computed. [2021-10-29 05:58:16,330 INFO L853 garLoopResultBuilder]: At program point L462-10(lines 453 466) the Hoare annotation is: false [2021-10-29 05:58:16,330 INFO L857 garLoopResultBuilder]: For program point L198-3(lines 198 215) no Hoare annotation was computed. [2021-10-29 05:58:16,330 INFO L853 garLoopResultBuilder]: At program point L462-11(lines 453 466) the Hoare annotation is: false [2021-10-29 05:58:16,330 INFO L857 garLoopResultBuilder]: For program point L66(lines 66 70) no Hoare annotation was computed. [2021-10-29 05:58:16,331 INFO L857 garLoopResultBuilder]: For program point L198-4(lines 198 215) no Hoare annotation was computed. [2021-10-29 05:58:16,331 INFO L857 garLoopResultBuilder]: For program point L198-5(lines 198 215) no Hoare annotation was computed. [2021-10-29 05:58:16,331 INFO L853 garLoopResultBuilder]: At program point L926(lines 921 929) the Hoare annotation is: (and (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:58:16,331 INFO L853 garLoopResultBuilder]: At program point L860(lines 140 146) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= ~waterLevel~0 (_ bv2 32))) (.cse2 (= ~systemActive~0 (_ bv1 32)))) (or (and .cse0 .cse1 .cse2 (= ~waterLevel~0 (_ bv1 32)) .cse3) (and .cse0 .cse4 .cse1 .cse2 .cse3) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse4 .cse2 (= ~switchedOnBeforeTS~0 (_ bv1 32)) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)))) [2021-10-29 05:58:16,332 INFO L853 garLoopResultBuilder]: At program point L860-1(lines 140 146) the Hoare annotation is: false [2021-10-29 05:58:16,332 INFO L853 garLoopResultBuilder]: At program point L860-2(lines 140 146) the Hoare annotation is: false [2021-10-29 05:58:16,332 INFO L857 garLoopResultBuilder]: For program point L202(lines 202 210) no Hoare annotation was computed. [2021-10-29 05:58:16,332 INFO L857 garLoopResultBuilder]: For program point L202-1(lines 202 210) no Hoare annotation was computed. [2021-10-29 05:58:16,333 INFO L857 garLoopResultBuilder]: For program point L202-2(lines 202 210) no Hoare annotation was computed. [2021-10-29 05:58:16,333 INFO L857 garLoopResultBuilder]: For program point L202-3(lines 202 210) no Hoare annotation was computed. [2021-10-29 05:58:16,333 INFO L857 garLoopResultBuilder]: For program point L202-4(lines 202 210) no Hoare annotation was computed. [2021-10-29 05:58:16,333 INFO L857 garLoopResultBuilder]: For program point L202-5(lines 202 210) no Hoare annotation was computed. [2021-10-29 05:58:16,333 INFO L857 garLoopResultBuilder]: For program point L404(lines 404 408) no Hoare annotation was computed. [2021-10-29 05:58:16,334 INFO L853 garLoopResultBuilder]: At program point L140(lines 136 158) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32))) (.cse3 (= ~waterLevel~0 (_ bv1 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse1 (= ~switchedOnBeforeTS~0 (_ bv1 32)) .cse3 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (and .cse0 .cse1 .cse3 .cse2))) [2021-10-29 05:58:16,334 INFO L853 garLoopResultBuilder]: At program point L140-1(lines 136 158) the Hoare annotation is: false [2021-10-29 05:58:16,334 INFO L857 garLoopResultBuilder]: For program point L74(lines 74 80) no Hoare annotation was computed. [2021-10-29 05:58:16,334 INFO L853 garLoopResultBuilder]: At program point L140-2(lines 136 158) the Hoare annotation is: false [2021-10-29 05:58:16,335 INFO L853 garLoopResultBuilder]: At program point L74-1(lines 74 80) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= ~systemActive~0 (_ bv1 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse1 .cse2) (and .cse0 .cse2 (= ~waterLevel~0 (_ bv1 32)) .cse3))) [2021-10-29 05:58:16,335 INFO L853 garLoopResultBuilder]: At program point L999(lines 995 1001) the Hoare annotation is: (and (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:58:16,335 INFO L853 garLoopResultBuilder]: At program point L472(lines 467 475) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~switchedOnBeforeTS~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) [2021-10-29 05:58:16,335 INFO L853 garLoopResultBuilder]: At program point L472-1(lines 467 475) the Hoare annotation is: false [2021-10-29 05:58:16,336 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 935) no Hoare annotation was computed. [2021-10-29 05:58:16,336 INFO L853 garLoopResultBuilder]: At program point L472-2(lines 467 475) the Hoare annotation is: false [2021-10-29 05:58:16,336 INFO L853 garLoopResultBuilder]: At program point L472-3(lines 467 475) the Hoare annotation is: false [2021-10-29 05:58:16,336 INFO L853 garLoopResultBuilder]: At program point L472-4(lines 467 475) the Hoare annotation is: false [2021-10-29 05:58:16,337 INFO L853 garLoopResultBuilder]: At program point L472-5(lines 467 475) the Hoare annotation is: false [2021-10-29 05:58:16,337 INFO L857 garLoopResultBuilder]: For program point L935(line 935) no Hoare annotation was computed. [2021-10-29 05:58:16,337 INFO L857 garLoopResultBuilder]: For program point L935-1(line 935) no Hoare annotation was computed. [2021-10-29 05:58:16,337 INFO L857 garLoopResultBuilder]: For program point L935-2(line 935) no Hoare annotation was computed. [2021-10-29 05:58:16,337 INFO L857 garLoopResultBuilder]: For program point L871(lines 871 888) no Hoare annotation was computed. [2021-10-29 05:58:16,338 INFO L853 garLoopResultBuilder]: At program point L871-1(lines 1 1035) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse2 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~10)) (.cse4 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= ~systemActive~0 (_ bv1 32))) (.cse5 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse3 (= ~waterLevel~0 (_ bv1 32)) .cse5))) [2021-10-29 05:58:16,338 INFO L857 garLoopResultBuilder]: For program point L871-2(lines 871 888) no Hoare annotation was computed. [2021-10-29 05:58:16,338 INFO L853 garLoopResultBuilder]: At program point L871-3(lines 1 1035) the Hoare annotation is: false [2021-10-29 05:58:16,338 INFO L857 garLoopResultBuilder]: For program point L871-4(lines 871 888) no Hoare annotation was computed. [2021-10-29 05:58:16,339 INFO L853 garLoopResultBuilder]: At program point L871-5(lines 1 1035) the Hoare annotation is: false [2021-10-29 05:58:16,339 INFO L857 garLoopResultBuilder]: For program point L343(lines 343 347) no Hoare annotation was computed. [2021-10-29 05:58:16,339 INFO L857 garLoopResultBuilder]: For program point L343-2(lines 343 347) no Hoare annotation was computed. [2021-10-29 05:58:16,339 INFO L857 garLoopResultBuilder]: For program point L343-3(lines 343 347) no Hoare annotation was computed. [2021-10-29 05:58:16,340 INFO L857 garLoopResultBuilder]: For program point L343-5(lines 343 347) no Hoare annotation was computed. [2021-10-29 05:58:16,340 INFO L857 garLoopResultBuilder]: For program point L343-6(lines 343 347) no Hoare annotation was computed. [2021-10-29 05:58:16,340 INFO L857 garLoopResultBuilder]: For program point L343-8(lines 343 347) no Hoare annotation was computed. [2021-10-29 05:58:16,340 INFO L857 garLoopResultBuilder]: For program point L343-9(lines 343 347) no Hoare annotation was computed. [2021-10-29 05:58:16,340 INFO L857 garLoopResultBuilder]: For program point L343-11(lines 343 347) no Hoare annotation was computed. [2021-10-29 05:58:16,341 INFO L857 garLoopResultBuilder]: For program point L343-12(lines 343 347) no Hoare annotation was computed. [2021-10-29 05:58:16,341 INFO L857 garLoopResultBuilder]: For program point L343-14(lines 343 347) no Hoare annotation was computed. [2021-10-29 05:58:16,341 INFO L857 garLoopResultBuilder]: For program point L343-15(lines 343 347) no Hoare annotation was computed. [2021-10-29 05:58:16,341 INFO L857 garLoopResultBuilder]: For program point L343-17(lines 343 347) no Hoare annotation was computed. [2021-10-29 05:58:16,341 INFO L857 garLoopResultBuilder]: For program point L343-18(lines 343 347) no Hoare annotation was computed. [2021-10-29 05:58:16,342 INFO L857 garLoopResultBuilder]: For program point L343-20(lines 343 347) no Hoare annotation was computed. [2021-10-29 05:58:16,342 INFO L857 garLoopResultBuilder]: For program point L343-21(lines 343 347) no Hoare annotation was computed. [2021-10-29 05:58:16,342 INFO L857 garLoopResultBuilder]: For program point L343-23(lines 343 347) no Hoare annotation was computed. [2021-10-29 05:58:16,342 INFO L857 garLoopResultBuilder]: For program point L343-24(lines 343 347) no Hoare annotation was computed. [2021-10-29 05:58:16,342 INFO L857 garLoopResultBuilder]: For program point L343-26(lines 343 347) no Hoare annotation was computed. [2021-10-29 05:58:16,343 INFO L857 garLoopResultBuilder]: For program point L343-27(lines 343 347) no Hoare annotation was computed. [2021-10-29 05:58:16,343 INFO L857 garLoopResultBuilder]: For program point L343-29(lines 343 347) no Hoare annotation was computed. [2021-10-29 05:58:16,343 INFO L857 garLoopResultBuilder]: For program point L343-30(lines 343 347) no Hoare annotation was computed. [2021-10-29 05:58:16,343 INFO L857 garLoopResultBuilder]: For program point L343-32(lines 343 347) no Hoare annotation was computed. [2021-10-29 05:58:16,343 INFO L857 garLoopResultBuilder]: For program point L343-33(lines 343 347) no Hoare annotation was computed. [2021-10-29 05:58:16,344 INFO L857 garLoopResultBuilder]: For program point L343-35(lines 343 347) no Hoare annotation was computed. [2021-10-29 05:58:16,344 INFO L853 garLoopResultBuilder]: At program point L147(lines 147 153) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= ~systemActive~0 (_ bv1 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse1 .cse2) (and .cse0 .cse2 (= ~waterLevel~0 (_ bv1 32)) .cse3))) [2021-10-29 05:58:16,344 INFO L853 garLoopResultBuilder]: At program point L147-1(lines 147 153) the Hoare annotation is: false [2021-10-29 05:58:16,344 INFO L853 garLoopResultBuilder]: At program point L147-2(lines 147 153) the Hoare annotation is: false [2021-10-29 05:58:16,345 INFO L857 garLoopResultBuilder]: For program point L875(lines 875 885) no Hoare annotation was computed. [2021-10-29 05:58:16,345 INFO L857 garLoopResultBuilder]: For program point L875-2(lines 875 885) no Hoare annotation was computed. [2021-10-29 05:58:16,345 INFO L857 garLoopResultBuilder]: For program point L875-4(lines 875 885) no Hoare annotation was computed. [2021-10-29 05:58:16,345 INFO L857 garLoopResultBuilder]: For program point L876(lines 876 882) no Hoare annotation was computed. [2021-10-29 05:58:16,345 INFO L857 garLoopResultBuilder]: For program point L876-2(lines 876 882) no Hoare annotation was computed. [2021-10-29 05:58:16,346 INFO L857 garLoopResultBuilder]: For program point L876-4(lines 876 882) no Hoare annotation was computed. [2021-10-29 05:58:16,346 INFO L857 garLoopResultBuilder]: For program point L84(lines 84 90) no Hoare annotation was computed. [2021-10-29 05:58:16,346 INFO L853 garLoopResultBuilder]: At program point L84-1(lines 84 90) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= ~systemActive~0 (_ bv1 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse1 .cse2) (and .cse0 .cse2 (= ~waterLevel~0 (_ bv1 32)) .cse3))) [2021-10-29 05:58:16,346 INFO L853 garLoopResultBuilder]: At program point L349(lines 334 352) the Hoare annotation is: false [2021-10-29 05:58:16,347 INFO L853 garLoopResultBuilder]: At program point L349-1(lines 334 352) the Hoare annotation is: false [2021-10-29 05:58:16,347 INFO L853 garLoopResultBuilder]: At program point L349-2(lines 334 352) the Hoare annotation is: false [2021-10-29 05:58:16,347 INFO L853 garLoopResultBuilder]: At program point L349-3(lines 334 352) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2) (and .cse0 (not (= ULTIMATE.start_isHighWaterLevel_~tmp~5 (_ bv0 32))) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv0 32)) .cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32)) (= ~waterLevel~0 (_ bv1 32)) .cse2))) [2021-10-29 05:58:16,347 INFO L853 garLoopResultBuilder]: At program point L349-4(lines 334 352) the Hoare annotation is: false [2021-10-29 05:58:16,347 INFO L853 garLoopResultBuilder]: At program point L349-5(lines 334 352) the Hoare annotation is: false [2021-10-29 05:58:16,348 INFO L853 garLoopResultBuilder]: At program point L349-6(lines 334 352) the Hoare annotation is: false [2021-10-29 05:58:16,348 INFO L853 garLoopResultBuilder]: At program point L349-7(lines 334 352) the Hoare annotation is: false [2021-10-29 05:58:16,348 INFO L853 garLoopResultBuilder]: At program point L349-8(lines 334 352) the Hoare annotation is: false [2021-10-29 05:58:16,348 INFO L853 garLoopResultBuilder]: At program point L349-9(lines 334 352) the Hoare annotation is: false [2021-10-29 05:58:16,349 INFO L853 garLoopResultBuilder]: At program point L349-10(lines 334 352) the Hoare annotation is: false [2021-10-29 05:58:16,349 INFO L853 garLoopResultBuilder]: At program point L349-11(lines 334 352) the Hoare annotation is: false [2021-10-29 05:58:16,349 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-29 05:58:16,349 INFO L853 garLoopResultBuilder]: At program point L417(lines 412 420) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= ~systemActive~0 (_ bv1 32)) (= ~switchedOnBeforeTS~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) [2021-10-29 05:58:16,349 INFO L853 garLoopResultBuilder]: At program point L417-1(lines 412 420) the Hoare annotation is: false [2021-10-29 05:58:16,350 INFO L853 garLoopResultBuilder]: At program point L417-2(lines 412 420) the Hoare annotation is: false [2021-10-29 05:58:16,350 INFO L853 garLoopResultBuilder]: At program point L417-3(lines 412 420) the Hoare annotation is: false [2021-10-29 05:58:16,350 INFO L853 garLoopResultBuilder]: At program point L285(lines 278 288) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= ~systemActive~0 (_ bv1 32)) (= ~switchedOnBeforeTS~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) [2021-10-29 05:58:16,350 INFO L853 garLoopResultBuilder]: At program point L417-4(lines 412 420) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~waterLevel~0 (_ bv2 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:58:16,351 INFO L853 garLoopResultBuilder]: At program point L285-1(lines 278 288) the Hoare annotation is: false [2021-10-29 05:58:16,351 INFO L853 garLoopResultBuilder]: At program point L417-5(lines 412 420) the Hoare annotation is: false [2021-10-29 05:58:16,351 INFO L853 garLoopResultBuilder]: At program point L285-2(lines 278 288) the Hoare annotation is: false [2021-10-29 05:58:16,351 INFO L853 garLoopResultBuilder]: At program point L417-6(lines 412 420) the Hoare annotation is: false [2021-10-29 05:58:16,351 INFO L853 garLoopResultBuilder]: At program point L285-3(lines 278 288) the Hoare annotation is: false [2021-10-29 05:58:16,352 INFO L853 garLoopResultBuilder]: At program point L417-7(lines 412 420) the Hoare annotation is: false [2021-10-29 05:58:16,352 INFO L853 garLoopResultBuilder]: At program point L285-4(lines 278 288) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~waterLevel~0 (_ bv2 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:58:16,352 INFO L853 garLoopResultBuilder]: At program point L417-8(lines 412 420) the Hoare annotation is: false [2021-10-29 05:58:16,352 INFO L853 garLoopResultBuilder]: At program point L285-5(lines 278 288) the Hoare annotation is: false [2021-10-29 05:58:16,353 INFO L853 garLoopResultBuilder]: At program point L417-9(lines 412 420) the Hoare annotation is: false [2021-10-29 05:58:16,353 INFO L853 garLoopResultBuilder]: At program point L285-6(lines 278 288) the Hoare annotation is: false [2021-10-29 05:58:16,353 INFO L853 garLoopResultBuilder]: At program point L417-10(lines 412 420) the Hoare annotation is: false [2021-10-29 05:58:16,353 INFO L853 garLoopResultBuilder]: At program point L285-7(lines 278 288) the Hoare annotation is: false [2021-10-29 05:58:16,353 INFO L853 garLoopResultBuilder]: At program point L417-11(lines 412 420) the Hoare annotation is: false [2021-10-29 05:58:16,354 INFO L853 garLoopResultBuilder]: At program point L285-8(lines 278 288) the Hoare annotation is: false [2021-10-29 05:58:16,354 INFO L853 garLoopResultBuilder]: At program point L417-12(lines 412 420) the Hoare annotation is: false [2021-10-29 05:58:16,354 INFO L853 garLoopResultBuilder]: At program point L285-9(lines 278 288) the Hoare annotation is: false [2021-10-29 05:58:16,354 INFO L853 garLoopResultBuilder]: At program point L417-13(lines 412 420) the Hoare annotation is: false [2021-10-29 05:58:16,354 INFO L853 garLoopResultBuilder]: At program point L285-10(lines 278 288) the Hoare annotation is: false [2021-10-29 05:58:16,355 INFO L853 garLoopResultBuilder]: At program point L417-14(lines 412 420) the Hoare annotation is: false [2021-10-29 05:58:16,355 INFO L853 garLoopResultBuilder]: At program point L285-11(lines 278 288) the Hoare annotation is: false [2021-10-29 05:58:16,355 INFO L853 garLoopResultBuilder]: At program point L285-12(lines 278 288) the Hoare annotation is: false [2021-10-29 05:58:16,355 INFO L853 garLoopResultBuilder]: At program point L285-13(lines 278 288) the Hoare annotation is: false [2021-10-29 05:58:16,356 INFO L853 garLoopResultBuilder]: At program point L285-14(lines 278 288) the Hoare annotation is: false [2021-10-29 05:58:16,356 INFO L857 garLoopResultBuilder]: For program point L224(lines 224 241) no Hoare annotation was computed. [2021-10-29 05:58:16,356 INFO L857 garLoopResultBuilder]: For program point L224-1(lines 224 241) no Hoare annotation was computed. [2021-10-29 05:58:16,356 INFO L857 garLoopResultBuilder]: For program point L224-2(lines 224 241) no Hoare annotation was computed. [2021-10-29 05:58:16,356 INFO L853 garLoopResultBuilder]: At program point L951-2(lines 951 965) the Hoare annotation is: false [2021-10-29 05:58:16,357 INFO L857 garLoopResultBuilder]: For program point L952(line 952) no Hoare annotation was computed. [2021-10-29 05:58:16,357 INFO L857 garLoopResultBuilder]: For program point L94(lines 94 105) no Hoare annotation was computed. [2021-10-29 05:58:16,357 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-29 05:58:16,357 INFO L853 garLoopResultBuilder]: At program point L294(lines 289 297) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= ~waterLevel~0 (_ bv2 32))) (.cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= ~systemActive~0 (_ bv1 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 (= ~waterLevel~0 (_ bv1 32)) .cse3) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse4 .cse2 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (and .cse0 .cse4 .cse1 .cse2 .cse3))) [2021-10-29 05:58:16,358 INFO L853 garLoopResultBuilder]: At program point L294-1(lines 289 297) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:58:16,358 INFO L857 garLoopResultBuilder]: For program point L228(lines 228 236) no Hoare annotation was computed. [2021-10-29 05:58:16,358 INFO L853 garLoopResultBuilder]: At program point L294-2(lines 289 297) the Hoare annotation is: false [2021-10-29 05:58:16,358 INFO L857 garLoopResultBuilder]: For program point L228-1(lines 228 236) no Hoare annotation was computed. [2021-10-29 05:58:16,358 INFO L853 garLoopResultBuilder]: At program point L294-3(lines 289 297) the Hoare annotation is: false [2021-10-29 05:58:16,359 INFO L853 garLoopResultBuilder]: At program point L294-4(lines 289 297) the Hoare annotation is: false [2021-10-29 05:58:16,359 INFO L857 garLoopResultBuilder]: For program point L228-2(lines 228 236) no Hoare annotation was computed. [2021-10-29 05:58:16,359 INFO L853 garLoopResultBuilder]: At program point L294-5(lines 289 297) the Hoare annotation is: false [2021-10-29 05:58:16,359 INFO L857 garLoopResultBuilder]: For program point L955(lines 955 959) no Hoare annotation was computed. [2021-10-29 05:58:16,359 INFO L857 garLoopResultBuilder]: For program point L955-1(lines 955 959) no Hoare annotation was computed. [2021-10-29 05:58:16,360 INFO L857 garLoopResultBuilder]: For program point L362(lines 362 366) no Hoare annotation was computed. [2021-10-29 05:58:16,360 INFO L857 garLoopResultBuilder]: For program point L362-2(lines 362 366) no Hoare annotation was computed. [2021-10-29 05:58:16,360 INFO L857 garLoopResultBuilder]: For program point L362-3(lines 362 366) no Hoare annotation was computed. [2021-10-29 05:58:16,360 INFO L857 garLoopResultBuilder]: For program point L362-5(lines 362 366) no Hoare annotation was computed. [2021-10-29 05:58:16,360 INFO L857 garLoopResultBuilder]: For program point L362-6(lines 362 366) no Hoare annotation was computed. [2021-10-29 05:58:16,361 INFO L857 garLoopResultBuilder]: For program point L362-8(lines 362 366) no Hoare annotation was computed. [2021-10-29 05:58:16,361 INFO L857 garLoopResultBuilder]: For program point L362-9(lines 362 366) no Hoare annotation was computed. [2021-10-29 05:58:16,361 INFO L857 garLoopResultBuilder]: For program point L1023(lines 1023 1030) no Hoare annotation was computed. [2021-10-29 05:58:16,361 INFO L857 garLoopResultBuilder]: For program point L362-11(lines 362 366) no Hoare annotation was computed. [2021-10-29 05:58:16,361 INFO L857 garLoopResultBuilder]: For program point L362-12(lines 362 366) no Hoare annotation was computed. [2021-10-29 05:58:16,362 INFO L860 garLoopResultBuilder]: At program point L1023-1(lines 1023 1030) the Hoare annotation is: true [2021-10-29 05:58:16,362 INFO L857 garLoopResultBuilder]: For program point L362-14(lines 362 366) no Hoare annotation was computed. [2021-10-29 05:58:16,362 INFO L857 garLoopResultBuilder]: For program point L362-15(lines 362 366) no Hoare annotation was computed. [2021-10-29 05:58:16,362 INFO L857 garLoopResultBuilder]: For program point L362-17(lines 362 366) no Hoare annotation was computed. [2021-10-29 05:58:16,362 INFO L857 garLoopResultBuilder]: For program point L100(lines 100 104) no Hoare annotation was computed. [2021-10-29 05:58:16,363 INFO L857 garLoopResultBuilder]: For program point L100-2(lines 94 105) no Hoare annotation was computed. [2021-10-29 05:58:16,367 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:58:16,370 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-29 05:58:16,422 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 05:58:16 BoogieIcfgContainer [2021-10-29 05:58:16,422 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-29 05:58:16,423 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 05:58:16,423 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 05:58:16,423 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 05:58:16,424 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:57:45" (3/4) ... [2021-10-29 05:58:16,428 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 05:58:16,494 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-29 05:58:16,497 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-29 05:58:16,501 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-29 05:58:16,504 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 05:58:16,507 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 05:58:16,510 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 05:58:16,514 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 05:58:16,564 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && 2bv32 == tmp) && systemActive == 1bv32) && 2bv32 == \result) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 2bv32 == tmp) && systemActive == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) [2021-10-29 05:58:16,569 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && systemActive == 1bv32) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning) [2021-10-29 05:58:16,570 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && 1bv32 == \result) [2021-10-29 05:58:16,571 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result)) || (((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) [2021-10-29 05:58:16,575 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && systemActive == 1bv32) && 2bv32 == \result) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) [2021-10-29 05:58:16,576 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result [2021-10-29 05:58:16,577 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result [2021-10-29 05:58:16,587 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning [2021-10-29 05:58:16,589 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && 1bv32 == \result) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) [2021-10-29 05:58:16,592 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || ((((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) [2021-10-29 05:58:16,595 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result [2021-10-29 05:58:16,596 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && \result == 1bv32) && waterLevel == 1bv32) && tmp___0 == 1bv32) && 1bv32 == \result [2021-10-29 05:58:16,734 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/witness.graphml [2021-10-29 05:58:16,735 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 05:58:16,737 INFO L168 Benchmark]: Toolchain (without parser) took 35853.50 ms. Allocated memory was 65.0 MB in the beginning and 117.4 MB in the end (delta: 52.4 MB). Free memory was 43.9 MB in the beginning and 39.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 56.7 MB. Max. memory is 16.1 GB. [2021-10-29 05:58:16,737 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 65.0 MB. Free memory is still 46.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:58:16,738 INFO L168 Benchmark]: CACSL2BoogieTranslator took 890.89 ms. Allocated memory is still 65.0 MB. Free memory was 43.8 MB in the beginning and 37.1 MB in the end (delta: 6.7 MB). Peak memory consumption was 17.7 MB. Max. memory is 16.1 GB. [2021-10-29 05:58:16,739 INFO L168 Benchmark]: Boogie Procedure Inliner took 135.26 ms. Allocated memory is still 65.0 MB. Free memory was 36.9 MB in the beginning and 31.3 MB in the end (delta: 5.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-29 05:58:16,740 INFO L168 Benchmark]: Boogie Preprocessor took 122.69 ms. Allocated memory was 65.0 MB in the beginning and 79.7 MB in the end (delta: 14.7 MB). Free memory was 31.3 MB in the beginning and 57.9 MB in the end (delta: -26.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 16.1 GB. [2021-10-29 05:58:16,741 INFO L168 Benchmark]: RCFGBuilder took 3816.78 ms. Allocated memory is still 79.7 MB. Free memory was 57.9 MB in the beginning and 35.0 MB in the end (delta: 23.0 MB). Peak memory consumption was 26.3 MB. Max. memory is 16.1 GB. [2021-10-29 05:58:16,742 INFO L168 Benchmark]: TraceAbstraction took 30567.84 ms. Allocated memory was 79.7 MB in the beginning and 117.4 MB in the end (delta: 37.7 MB). Free memory was 34.5 MB in the beginning and 58.8 MB in the end (delta: -24.2 MB). Peak memory consumption was 44.3 MB. Max. memory is 16.1 GB. [2021-10-29 05:58:16,742 INFO L168 Benchmark]: Witness Printer took 312.10 ms. Allocated memory is still 117.4 MB. Free memory was 58.8 MB in the beginning and 39.9 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-29 05:58:16,745 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 65.0 MB. Free memory is still 46.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 890.89 ms. Allocated memory is still 65.0 MB. Free memory was 43.8 MB in the beginning and 37.1 MB in the end (delta: 6.7 MB). Peak memory consumption was 17.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 135.26 ms. Allocated memory is still 65.0 MB. Free memory was 36.9 MB in the beginning and 31.3 MB in the end (delta: 5.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 122.69 ms. Allocated memory was 65.0 MB in the beginning and 79.7 MB in the end (delta: 14.7 MB). Free memory was 31.3 MB in the beginning and 57.9 MB in the end (delta: -26.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3816.78 ms. Allocated memory is still 79.7 MB. Free memory was 57.9 MB in the beginning and 35.0 MB in the end (delta: 23.0 MB). Peak memory consumption was 26.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 30567.84 ms. Allocated memory was 79.7 MB in the beginning and 117.4 MB in the end (delta: 37.7 MB). Free memory was 34.5 MB in the beginning and 58.8 MB in the end (delta: -24.2 MB). Peak memory consumption was 44.3 MB. Max. memory is 16.1 GB. * Witness Printer took 312.10 ms. Allocated memory is still 117.4 MB. Free memory was 58.8 MB in the beginning and 39.9 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 935]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 935]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 935]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 234 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 30.4s, OverallIterations: 11, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 11.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.6s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1803 SDtfs, 2512 SDslu, 3730 SDs, 0 SdLazy, 562 SolverSat, 100 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1123 GetRequests, 1051 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 184 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=312occurred in iteration=10, InterpolantAutomatonStates: 74, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 11 MinimizatonAttempts, 998 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 97 LocationsWithAnnotation, 97 PreInvPairs, 199 NumberOfFragments, 681 HoareAnnotationTreeSize, 97 FomulaSimplifications, 419597 FormulaSimplificationTreeSizeReduction, 1.2s HoareSimplificationTime, 97 FomulaSimplificationsInter, 56322 FormulaSimplificationTreeSizeReductionInter, 4.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 5.0s InterpolantComputationTime, 546 NumberOfCodeBlocks, 546 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1066 ConstructedInterpolants, 0 QuantifiedInterpolants, 2075 SizeOfPredicates, 26 NumberOfNonLiveVariables, 2947 ConjunctsInSsa, 52 ConjunctsInUnsatCore, 26 InterpolantComputations, 20 PerfectInterpolantSequences, 104/128 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1023]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 412]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 412]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (systemActive == 1bv32 && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 444]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 412]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 412]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 467]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result - InvariantResult [Line: 289]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 289]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 412]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 412]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result - InvariantResult [Line: 467]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 412]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 289]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 412]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result)) || (((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 444]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && systemActive == 1bv32) && 2bv32 == \result) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 63]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 412]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 412]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 289]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && 2bv32 == tmp) && systemActive == 1bv32) && 2bv32 == \result) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 2bv32 == tmp) && systemActive == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || ((((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 412]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 412]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 353]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1013]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 289]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 412]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 412]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 353]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 444]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 921]: Loop Invariant Derived loop invariant: (systemActive == 1bv32 && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 467]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && systemActive == 1bv32)) || (((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && 1bv32 == \result) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 353]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && 1bv32 == \result) - InvariantResult [Line: 353]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && \result == 1bv32) && waterLevel == 1bv32) && tmp___0 == 1bv32) && 1bv32 == \result - InvariantResult [Line: 951]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 289]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && systemActive == 1bv32) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result - InvariantResult [Line: 467]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 995]: Loop Invariant Derived loop invariant: (systemActive == 1bv32 && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && systemActive == 1bv32)) || (((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 412]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 353]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 845]: Loop Invariant Derived loop invariant: (systemActive == 1bv32 && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 467]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && systemActive == 1bv32)) || (((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 353]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 467]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-29 05:58:16,873 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0addc59-4896-48b4-b679-ac584bc8f183/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...