./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product03.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product03.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8 --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 a0ad45b227bbb81da93f33ffe3bf06c7b9263248 ............................................................................................................................................ 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_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product03.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8 --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 a0ad45b227bbb81da93f33ffe3bf06c7b9263248 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 07:15:35,896 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 07:15:35,900 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 07:15:35,948 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 07:15:35,948 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 07:15:35,954 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 07:15:35,955 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 07:15:35,958 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 07:15:35,960 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 07:15:35,961 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 07:15:35,962 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 07:15:35,964 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 07:15:35,964 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 07:15:35,965 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 07:15:35,970 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 07:15:35,976 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 07:15:35,978 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 07:15:35,987 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 07:15:35,991 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 07:15:35,996 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 07:15:35,998 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 07:15:36,005 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 07:15:36,009 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 07:15:36,010 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 07:15:36,017 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 07:15:36,017 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 07:15:36,018 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 07:15:36,020 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 07:15:36,020 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 07:15:36,022 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 07:15:36,023 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 07:15:36,024 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 07:15:36,026 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 07:15:36,027 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 07:15:36,028 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 07:15:36,028 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 07:15:36,029 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 07:15:36,029 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 07:15:36,030 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 07:15:36,030 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 07:15:36,031 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 07:15:36,032 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-13 07:15:36,074 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 07:15:36,074 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 07:15:36,077 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 07:15:36,078 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 07:15:36,078 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 07:15:36,078 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 07:15:36,078 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-13 07:15:36,078 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 07:15:36,078 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 07:15:36,079 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-13 07:15:36,080 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-13 07:15:36,080 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 07:15:36,080 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-13 07:15:36,080 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-13 07:15:36,080 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-13 07:15:36,081 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 07:15:36,081 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 07:15:36,082 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 07:15:36,082 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 07:15:36,082 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 07:15:36,082 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 07:15:36,082 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 07:15:36,082 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 07:15:36,083 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 07:15:36,083 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 07:15:36,083 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 07:15:36,084 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 07:15:36,084 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 07:15:36,084 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 07:15:36,084 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 07:15:36,084 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:15:36,085 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 07:15:36,085 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 07:15:36,085 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 07:15:36,085 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-13 07:15:36,086 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 07:15:36,086 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 07:15:36,086 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 07:15:36,086 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 07:15:36,086 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_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a0ad45b227bbb81da93f33ffe3bf06c7b9263248 [2021-10-13 07:15:36,363 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 07:15:36,385 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 07:15:36,388 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 07:15:36,389 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 07:15:36,390 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 07:15:36,391 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/product-lines/minepump_spec1_product03.cil.c [2021-10-13 07:15:36,461 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/data/fcf606d39/e0795ebc88ec46de9a9e36d2daeb6b50/FLAGb1fc4515a [2021-10-13 07:15:36,935 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 07:15:36,936 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/sv-benchmarks/c/product-lines/minepump_spec1_product03.cil.c [2021-10-13 07:15:36,947 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/data/fcf606d39/e0795ebc88ec46de9a9e36d2daeb6b50/FLAGb1fc4515a [2021-10-13 07:15:37,275 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/data/fcf606d39/e0795ebc88ec46de9a9e36d2daeb6b50 [2021-10-13 07:15:37,278 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 07:15:37,279 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 07:15:37,282 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 07:15:37,282 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 07:15:37,285 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 07:15:37,286 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:15:37" (1/1) ... [2021-10-13 07:15:37,287 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a5b0b69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:15:37, skipping insertion in model container [2021-10-13 07:15:37,287 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:15:37" (1/1) ... [2021-10-13 07:15:37,293 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 07:15:37,349 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 07:15:37,582 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_f624366a-9253-4c4b-9d40-f5e886bfc63e/sv-benchmarks/c/product-lines/minepump_spec1_product03.cil.c[6562,6575] [2021-10-13 07:15:37,636 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 07:15:37,649 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) [2021-10-13 07:15:37,649 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3cc2a701 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:15:37, skipping insertion in model container [2021-10-13 07:15:37,650 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 07:15:37,650 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 07:15:37,653 INFO L168 Benchmark]: Toolchain (without parser) took 371.96 ms. Allocated memory is still 98.6 MB. Free memory was 55.4 MB in the beginning and 69.8 MB in the end (delta: -14.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 07:15:37,653 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 98.6 MB. Free memory is still 72.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:15:37,655 INFO L168 Benchmark]: CACSL2BoogieTranslator took 368.47 ms. Allocated memory is still 98.6 MB. Free memory was 55.2 MB in the beginning and 69.8 MB in the end (delta: -14.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 07:15:37,657 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 98.6 MB. Free memory is still 72.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 368.47 ms. Allocated memory is still 98.6 MB. Free memory was 55.2 MB in the beginning and 69.8 MB in the end (delta: -14.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 522]: 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-4e77c04 [2021-10-13 07:15:39,948 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 07:15:39,950 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 07:15:40,004 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 07:15:40,005 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 07:15:40,009 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 07:15:40,011 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 07:15:40,016 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 07:15:40,019 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 07:15:40,027 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 07:15:40,028 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 07:15:40,030 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 07:15:40,031 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 07:15:40,033 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 07:15:40,036 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 07:15:40,040 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 07:15:40,042 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 07:15:40,043 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 07:15:40,046 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 07:15:40,054 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 07:15:40,056 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 07:15:40,057 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 07:15:40,061 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 07:15:40,063 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 07:15:40,072 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 07:15:40,073 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 07:15:40,073 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 07:15:40,075 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 07:15:40,076 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 07:15:40,077 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 07:15:40,077 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 07:15:40,078 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 07:15:40,080 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 07:15:40,081 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 07:15:40,083 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 07:15:40,083 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 07:15:40,084 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 07:15:40,090 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 07:15:40,090 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 07:15:40,092 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 07:15:40,093 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 07:15:40,098 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-13 07:15:40,142 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 07:15:40,143 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 07:15:40,144 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 07:15:40,145 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 07:15:40,145 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 07:15:40,145 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 07:15:40,145 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 07:15:40,146 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 07:15:40,146 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 07:15:40,147 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 07:15:40,148 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 07:15:40,149 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 07:15:40,149 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 07:15:40,149 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 07:15:40,149 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 07:15:40,150 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 07:15:40,150 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 07:15:40,150 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 07:15:40,150 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 07:15:40,151 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 07:15:40,151 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 07:15:40,151 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 07:15:40,151 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 07:15:40,152 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 07:15:40,152 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 07:15:40,152 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 07:15:40,152 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:15:40,153 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 07:15:40,153 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 07:15:40,153 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 07:15:40,153 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-13 07:15:40,154 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 07:15:40,154 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 07:15:40,154 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 07:15:40,155 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 07:15:40,155 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_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a0ad45b227bbb81da93f33ffe3bf06c7b9263248 [2021-10-13 07:15:40,547 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 07:15:40,574 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 07:15:40,578 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 07:15:40,580 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 07:15:40,580 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 07:15:40,581 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/product-lines/minepump_spec1_product03.cil.c [2021-10-13 07:15:40,650 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/data/283331c6d/73c8f02eba44495790489521b9a090b9/FLAGbfaac18a4 [2021-10-13 07:15:41,187 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 07:15:41,188 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/sv-benchmarks/c/product-lines/minepump_spec1_product03.cil.c [2021-10-13 07:15:41,201 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/data/283331c6d/73c8f02eba44495790489521b9a090b9/FLAGbfaac18a4 [2021-10-13 07:15:41,519 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/data/283331c6d/73c8f02eba44495790489521b9a090b9 [2021-10-13 07:15:41,521 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 07:15:41,522 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 07:15:41,527 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 07:15:41,528 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 07:15:41,533 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 07:15:41,538 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:15:41" (1/1) ... [2021-10-13 07:15:41,539 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@261a97cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:15:41, skipping insertion in model container [2021-10-13 07:15:41,540 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:15:41" (1/1) ... [2021-10-13 07:15:41,548 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 07:15:41,594 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 07:15:41,881 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_f624366a-9253-4c4b-9d40-f5e886bfc63e/sv-benchmarks/c/product-lines/minepump_spec1_product03.cil.c[6562,6575] [2021-10-13 07:15:41,970 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 07:15:41,990 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-13 07:15:42,010 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 07:15:42,070 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_f624366a-9253-4c4b-9d40-f5e886bfc63e/sv-benchmarks/c/product-lines/minepump_spec1_product03.cil.c[6562,6575] [2021-10-13 07:15:42,119 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 07:15:42,125 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 07:15:42,160 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_f624366a-9253-4c4b-9d40-f5e886bfc63e/sv-benchmarks/c/product-lines/minepump_spec1_product03.cil.c[6562,6575] [2021-10-13 07:15:42,201 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 07:15:42,222 INFO L208 MainTranslator]: Completed translation [2021-10-13 07:15:42,223 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:15:42 WrapperNode [2021-10-13 07:15:42,223 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 07:15:42,224 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 07:15:42,224 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 07:15:42,225 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 07:15:42,232 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:15:42" (1/1) ... [2021-10-13 07:15:42,265 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:15:42" (1/1) ... [2021-10-13 07:15:42,314 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 07:15:42,315 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 07:15:42,315 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 07:15:42,315 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 07:15:42,332 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:15:42" (1/1) ... [2021-10-13 07:15:42,333 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:15:42" (1/1) ... [2021-10-13 07:15:42,343 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:15:42" (1/1) ... [2021-10-13 07:15:42,343 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:15:42" (1/1) ... [2021-10-13 07:15:42,371 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:15:42" (1/1) ... [2021-10-13 07:15:42,378 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:15:42" (1/1) ... [2021-10-13 07:15:42,379 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:15:42" (1/1) ... [2021-10-13 07:15:42,382 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 07:15:42,383 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 07:15:42,383 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 07:15:42,383 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 07:15:42,384 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:15:42" (1/1) ... [2021-10-13 07:15:42,395 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:15:42,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 07:15:42,417 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 07:15:42,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 07:15:42,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 07:15:42,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-13 07:15:42,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 07:15:42,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 07:15:44,779 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 07:15:44,779 INFO L299 CfgBuilder]: Removed 70 assume(true) statements. [2021-10-13 07:15:44,781 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:15:44 BoogieIcfgContainer [2021-10-13 07:15:44,782 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 07:15:44,783 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 07:15:44,784 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 07:15:44,786 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 07:15:44,786 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 07:15:41" (1/3) ... [2021-10-13 07:15:44,787 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c3ae457 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:15:44, skipping insertion in model container [2021-10-13 07:15:44,788 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:15:42" (2/3) ... [2021-10-13 07:15:44,788 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c3ae457 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:15:44, skipping insertion in model container [2021-10-13 07:15:44,788 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:15:44" (3/3) ... [2021-10-13 07:15:44,790 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product03.cil.c [2021-10-13 07:15:44,795 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 07:15:44,796 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-13 07:15:44,837 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 07:15:44,842 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-13 07:15:44,843 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-13 07:15:44,857 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 55 states have (on average 1.5818181818181818) internal successors, (87), 58 states have internal predecessors, (87), 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) [2021-10-13 07:15:44,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-13 07:15:44,863 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:15:44,864 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:15:44,865 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:15:44,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:15:44,870 INFO L82 PathProgramCache]: Analyzing trace with hash 1256308090, now seen corresponding path program 1 times [2021-10-13 07:15:44,883 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:15:44,883 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [678055432] [2021-10-13 07:15:44,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:15:44,885 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:15:44,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:15:44,888 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:15:44,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-13 07:15:45,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:15:45,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-13 07:15:45,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:15:45,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:15:45,222 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:15:45,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:15:45,294 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:15:45,294 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [678055432] [2021-10-13 07:15:45,295 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [678055432] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:15:45,295 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:15:45,296 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-13 07:15:45,297 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1280184189] [2021-10-13 07:15:45,302 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-13 07:15:45,302 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:15:45,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-13 07:15:45,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 07:15:45,323 INFO L87 Difference]: Start difference. First operand has 59 states, 55 states have (on average 1.5818181818181818) internal successors, (87), 58 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:15:45,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:15:45,358 INFO L93 Difference]: Finished difference Result 112 states and 167 transitions. [2021-10-13 07:15:45,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-13 07:15:45,360 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-10-13 07:15:45,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:15:45,370 INFO L225 Difference]: With dead ends: 112 [2021-10-13 07:15:45,370 INFO L226 Difference]: Without dead ends: 55 [2021-10-13 07:15:45,373 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 07:15:45,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2021-10-13 07:15:45,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2021-10-13 07:15:45,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 52 states have (on average 1.4423076923076923) internal successors, (75), 54 states have internal predecessors, (75), 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) [2021-10-13 07:15:45,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 75 transitions. [2021-10-13 07:15:45,418 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 75 transitions. Word has length 16 [2021-10-13 07:15:45,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:15:45,418 INFO L470 AbstractCegarLoop]: Abstraction has 55 states and 75 transitions. [2021-10-13 07:15:45,419 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:15:45,419 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 75 transitions. [2021-10-13 07:15:45,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-13 07:15:45,420 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:15:45,420 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:15:45,434 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-13 07:15:45,623 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:15:45,623 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:15:45,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:15:45,624 INFO L82 PathProgramCache]: Analyzing trace with hash 209551193, now seen corresponding path program 1 times [2021-10-13 07:15:45,625 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:15:45,625 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [471766946] [2021-10-13 07:15:45,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:15:45,626 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:15:45,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:15:45,631 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:15:45,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-13 07:15:45,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:15:45,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 07:15:45,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:15:45,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:15:45,901 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:15:45,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:15:45,991 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:15:45,991 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [471766946] [2021-10-13 07:15:45,991 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [471766946] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:15:45,992 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:15:45,992 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-13 07:15:45,992 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [190032472] [2021-10-13 07:15:45,993 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 07:15:45,994 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:15:45,995 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 07:15:45,995 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 07:15:45,996 INFO L87 Difference]: Start difference. First operand 55 states and 75 transitions. Second operand has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:15:46,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:15:46,008 INFO L93 Difference]: Finished difference Result 55 states and 75 transitions. [2021-10-13 07:15:46,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 07:15:46,009 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-10-13 07:15:46,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:15:46,010 INFO L225 Difference]: With dead ends: 55 [2021-10-13 07:15:46,010 INFO L226 Difference]: Without dead ends: 29 [2021-10-13 07:15:46,011 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 33.0ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 07:15:46,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2021-10-13 07:15:46,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2021-10-13 07:15:46,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 28 states have (on average 1.4285714285714286) internal successors, (40), 28 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:15:46,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 40 transitions. [2021-10-13 07:15:46,017 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 40 transitions. Word has length 17 [2021-10-13 07:15:46,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:15:46,017 INFO L470 AbstractCegarLoop]: Abstraction has 29 states and 40 transitions. [2021-10-13 07:15:46,018 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:15:46,018 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2021-10-13 07:15:46,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-13 07:15:46,019 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:15:46,019 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:15:46,039 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (3)] Ended with exit code 0 [2021-10-13 07:15:46,231 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:15:46,232 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:15:46,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:15:46,233 INFO L82 PathProgramCache]: Analyzing trace with hash 474467475, now seen corresponding path program 1 times [2021-10-13 07:15:46,234 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:15:46,234 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1033873835] [2021-10-13 07:15:46,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:15:46,234 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:15:46,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:15:46,235 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:15:46,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-13 07:15:46,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:15:46,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 07:15:46,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:15:46,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:15:46,524 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:15:46,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:15:46,622 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:15:46,623 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1033873835] [2021-10-13 07:15:46,623 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1033873835] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:15:46,623 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:15:46,623 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-10-13 07:15:46,623 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746813286] [2021-10-13 07:15:46,624 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 07:15:46,624 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:15:46,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 07:15:46,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 07:15:46,625 INFO L87 Difference]: Start difference. First operand 29 states and 40 transitions. Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 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) [2021-10-13 07:15:46,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:15:46,645 INFO L93 Difference]: Finished difference Result 98 states and 142 transitions. [2021-10-13 07:15:46,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 07:15:46,646 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 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 22 [2021-10-13 07:15:46,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:15:46,648 INFO L225 Difference]: With dead ends: 98 [2021-10-13 07:15:46,648 INFO L226 Difference]: Without dead ends: 75 [2021-10-13 07:15:46,649 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.5ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 07:15:46,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2021-10-13 07:15:46,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 48. [2021-10-13 07:15:46,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 47 states have (on average 1.4680851063829787) internal successors, (69), 47 states have internal predecessors, (69), 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) [2021-10-13 07:15:46,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 69 transitions. [2021-10-13 07:15:46,660 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 69 transitions. Word has length 22 [2021-10-13 07:15:46,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:15:46,660 INFO L470 AbstractCegarLoop]: Abstraction has 48 states and 69 transitions. [2021-10-13 07:15:46,661 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 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) [2021-10-13 07:15:46,661 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 69 transitions. [2021-10-13 07:15:46,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-13 07:15:46,662 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:15:46,662 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:15:46,675 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (4)] Ended with exit code 0 [2021-10-13 07:15:46,874 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:15:46,874 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:15:46,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:15:46,875 INFO L82 PathProgramCache]: Analyzing trace with hash 2106923728, now seen corresponding path program 1 times [2021-10-13 07:15:46,875 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:15:46,876 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2085966934] [2021-10-13 07:15:46,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:15:46,876 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:15:46,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:15:46,877 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:15:46,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-13 07:15:47,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:15:47,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 07:15:47,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:15:47,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:15:47,195 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:15:47,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:15:47,280 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:15:47,280 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2085966934] [2021-10-13 07:15:47,281 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2085966934] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:15:47,281 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:15:47,281 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-10-13 07:15:47,281 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [491077474] [2021-10-13 07:15:47,281 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 07:15:47,281 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:15:47,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 07:15:47,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 07:15:47,282 INFO L87 Difference]: Start difference. First operand 48 states and 69 transitions. Second operand has 5 states, 5 states have (on average 4.4) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:15:47,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:15:47,376 INFO L93 Difference]: Finished difference Result 214 states and 328 transitions. [2021-10-13 07:15:47,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-13 07:15:47,377 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-10-13 07:15:47,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:15:47,379 INFO L225 Difference]: With dead ends: 214 [2021-10-13 07:15:47,380 INFO L226 Difference]: Without dead ends: 172 [2021-10-13 07:15:47,380 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 49.9ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-13 07:15:47,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2021-10-13 07:15:47,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 84. [2021-10-13 07:15:47,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 83 states have (on average 1.4578313253012047) internal successors, (121), 83 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:15:47,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 121 transitions. [2021-10-13 07:15:47,396 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 121 transitions. Word has length 22 [2021-10-13 07:15:47,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:15:47,397 INFO L470 AbstractCegarLoop]: Abstraction has 84 states and 121 transitions. [2021-10-13 07:15:47,397 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:15:47,397 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 121 transitions. [2021-10-13 07:15:47,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-13 07:15:47,399 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:15:47,399 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:15:47,415 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-13 07:15:47,611 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:15:47,611 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:15:47,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:15:47,612 INFO L82 PathProgramCache]: Analyzing trace with hash 507351174, now seen corresponding path program 1 times [2021-10-13 07:15:47,612 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:15:47,613 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [992808197] [2021-10-13 07:15:47,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:15:47,613 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:15:47,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:15:47,614 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:15:47,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-13 07:15:47,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:15:47,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 07:15:47,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:15:47,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:15:47,941 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:15:47,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:15:47,995 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:15:47,995 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [992808197] [2021-10-13 07:15:47,995 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [992808197] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:15:47,996 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:15:47,996 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-13 07:15:47,996 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [586219910] [2021-10-13 07:15:47,996 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 07:15:47,997 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:15:47,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 07:15:47,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 07:15:47,998 INFO L87 Difference]: Start difference. First operand 84 states and 121 transitions. Second operand has 5 states, 5 states have (on average 4.6) internal successors, (23), 5 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) [2021-10-13 07:15:48,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:15:48,106 INFO L93 Difference]: Finished difference Result 268 states and 395 transitions. [2021-10-13 07:15:48,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 07:15:48,107 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 5 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 23 [2021-10-13 07:15:48,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:15:48,108 INFO L225 Difference]: With dead ends: 268 [2021-10-13 07:15:48,108 INFO L226 Difference]: Without dead ends: 0 [2021-10-13 07:15:48,110 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 30.8ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 07:15:48,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-13 07:15:48,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-13 07:15:48,110 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) [2021-10-13 07:15:48,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 07:15:48,111 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 23 [2021-10-13 07:15:48,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:15:48,111 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 07:15:48,111 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 5 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) [2021-10-13 07:15:48,111 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-13 07:15:48,111 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 07:15:48,114 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:15:48,115 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:15:48,115 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:15:48,132 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-13 07:15:48,328 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:15:48,330 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-13 07:15:48,333 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:15:48,454 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:15:48,455 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:15:48,456 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:15:48,458 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:15:48,462 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:15:48,463 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:15:48,472 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:15:48,473 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:15:48,544 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:15:48,576 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:15:48,578 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:15:48,579 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:15:48,584 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:15:48,588 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:15:48,589 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:15:48,590 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:15:48,615 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:15:48,648 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:15:48,649 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:15:48,650 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:15:48,668 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:15:48,681 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:15:48,683 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:15:48,684 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:15:48,688 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:15:48,776 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 463) no Hoare annotation was computed. [2021-10-13 07:15:48,776 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-13 07:15:48,776 INFO L857 garLoopResultBuilder]: For program point L301(lines 301 305) no Hoare annotation was computed. [2021-10-13 07:15:48,777 INFO L857 garLoopResultBuilder]: For program point L87(lines 87 100) no Hoare annotation was computed. [2021-10-13 07:15:48,777 INFO L857 garLoopResultBuilder]: For program point L270(lines 270 276) no Hoare annotation was computed. [2021-10-13 07:15:48,777 INFO L853 garLoopResultBuilder]: At program point L270-1(lines 270 276) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:15:48,777 INFO L853 garLoopResultBuilder]: At program point L105(lines 56 106) the Hoare annotation is: false [2021-10-13 07:15:48,777 INFO L853 garLoopResultBuilder]: At program point L139(lines 1 858) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:15:48,777 INFO L860 garLoopResultBuilder]: At program point L454(lines 435 457) the Hoare annotation is: true [2021-10-13 07:15:48,778 INFO L857 garLoopResultBuilder]: For program point L289(lines 289 293) no Hoare annotation was computed. [2021-10-13 07:15:48,778 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-13 07:15:48,778 INFO L857 garLoopResultBuilder]: For program point L289-3(lines 289 293) no Hoare annotation was computed. [2021-10-13 07:15:48,778 INFO L857 garLoopResultBuilder]: For program point L289-6(lines 289 293) no Hoare annotation was computed. [2021-10-13 07:15:48,778 INFO L857 garLoopResultBuilder]: For program point L58(lines 57 104) no Hoare annotation was computed. [2021-10-13 07:15:48,778 INFO L853 garLoopResultBuilder]: At program point L174(lines 174 180) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:15:48,778 INFO L853 garLoopResultBuilder]: At program point L174-1(lines 174 180) the Hoare annotation is: false [2021-10-13 07:15:48,778 INFO L853 garLoopResultBuilder]: At program point L174-2(lines 174 180) the Hoare annotation is: false [2021-10-13 07:15:48,779 INFO L853 garLoopResultBuilder]: At program point L422(lines 418 424) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:15:48,779 INFO L857 garLoopResultBuilder]: For program point L59(lines 59 63) no Hoare annotation was computed. [2021-10-13 07:15:48,779 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 463) no Hoare annotation was computed. [2021-10-13 07:15:48,779 INFO L857 garLoopResultBuilder]: For program point L93(lines 93 99) no Hoare annotation was computed. [2021-10-13 07:15:48,779 INFO L853 garLoopResultBuilder]: At program point L93-1(lines 167 173) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:15:48,779 INFO L853 garLoopResultBuilder]: At program point L374-2(lines 374 388) the Hoare annotation is: false [2021-10-13 07:15:48,779 INFO L857 garLoopResultBuilder]: For program point L77(lines 77 83) no Hoare annotation was computed. [2021-10-13 07:15:48,780 INFO L853 garLoopResultBuilder]: At program point L77-1(lines 77 83) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:15:48,780 INFO L853 garLoopResultBuilder]: At program point L226(lines 221 229) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:15:48,780 INFO L853 garLoopResultBuilder]: At program point L226-1(lines 221 229) the Hoare annotation is: false [2021-10-13 07:15:48,780 INFO L853 garLoopResultBuilder]: At program point L226-2(lines 221 229) the Hoare annotation is: false [2021-10-13 07:15:48,780 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-13 07:15:48,780 INFO L857 garLoopResultBuilder]: For program point L375(line 375) no Hoare annotation was computed. [2021-10-13 07:15:48,780 INFO L853 garLoopResultBuilder]: At program point L326(lines 321 329) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:15:48,780 INFO L853 garLoopResultBuilder]: At program point L326-1(lines 321 329) the Hoare annotation is: false [2021-10-13 07:15:48,781 INFO L853 garLoopResultBuilder]: At program point L326-2(lines 321 329) the Hoare annotation is: false [2021-10-13 07:15:48,781 INFO L857 garLoopResultBuilder]: For program point L476(lines 476 489) no Hoare annotation was computed. [2021-10-13 07:15:48,781 INFO L853 garLoopResultBuilder]: At program point L476-1(lines 1 858) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:15:48,781 INFO L857 garLoopResultBuilder]: For program point L476-2(lines 476 489) no Hoare annotation was computed. [2021-10-13 07:15:48,781 INFO L853 garLoopResultBuilder]: At program point L476-3(lines 1 858) the Hoare annotation is: false [2021-10-13 07:15:48,781 INFO L857 garLoopResultBuilder]: For program point L476-4(lines 476 489) no Hoare annotation was computed. [2021-10-13 07:15:48,781 INFO L853 garLoopResultBuilder]: At program point L476-5(lines 1 858) the Hoare annotation is: false [2021-10-13 07:15:48,781 INFO L857 garLoopResultBuilder]: For program point L378(lines 378 382) no Hoare annotation was computed. [2021-10-13 07:15:48,782 INFO L857 garLoopResultBuilder]: For program point L378-1(lines 167 173) no Hoare annotation was computed. [2021-10-13 07:15:48,782 INFO L853 garLoopResultBuilder]: At program point L147(lines 142 150) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:15:48,782 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-13 07:15:48,782 INFO L857 garLoopResultBuilder]: For program point L445(lines 445 452) no Hoare annotation was computed. [2021-10-13 07:15:48,782 INFO L860 garLoopResultBuilder]: At program point L445-1(lines 445 452) the Hoare annotation is: true [2021-10-13 07:15:48,782 INFO L857 garLoopResultBuilder]: For program point L313(lines 313 317) no Hoare annotation was computed. [2021-10-13 07:15:48,782 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 463) no Hoare annotation was computed. [2021-10-13 07:15:48,784 INFO L857 garLoopResultBuilder]: For program point L463(line 463) no Hoare annotation was computed. [2021-10-13 07:15:48,785 INFO L857 garLoopResultBuilder]: For program point L463-1(line 463) no Hoare annotation was computed. [2021-10-13 07:15:48,785 INFO L857 garLoopResultBuilder]: For program point L463-2(line 463) no Hoare annotation was computed. [2021-10-13 07:15:48,785 INFO L857 garLoopResultBuilder]: For program point L67(lines 67 73) no Hoare annotation was computed. [2021-10-13 07:15:48,786 INFO L853 garLoopResultBuilder]: At program point L67-1(lines 67 73) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:15:48,787 INFO L857 garLoopResultBuilder]: For program point L480(lines 480 486) no Hoare annotation was computed. [2021-10-13 07:15:48,787 INFO L857 garLoopResultBuilder]: For program point L480-2(lines 480 486) no Hoare annotation was computed. [2021-10-13 07:15:48,787 INFO L857 garLoopResultBuilder]: For program point L480-4(lines 480 486) no Hoare annotation was computed. [2021-10-13 07:15:48,787 INFO L853 garLoopResultBuilder]: At program point L167(lines 166 185) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:15:48,787 INFO L857 garLoopResultBuilder]: For program point L167-1(lines 167 173) no Hoare annotation was computed. [2021-10-13 07:15:48,788 INFO L853 garLoopResultBuilder]: At program point L167-2(lines 166 185) the Hoare annotation is: false [2021-10-13 07:15:48,789 INFO L853 garLoopResultBuilder]: At program point L167-3(lines 166 185) the Hoare annotation is: false [2021-10-13 07:15:48,794 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 07:15:48,814 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 07:15:48 BoogieIcfgContainer [2021-10-13 07:15:48,815 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 07:15:48,815 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 07:15:48,816 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 07:15:48,816 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 07:15:48,816 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:15:44" (3/4) ... [2021-10-13 07:15:48,819 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 07:15:48,838 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-13 07:15:48,839 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-13 07:15:48,840 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-13 07:15:48,841 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-13 07:15:48,842 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-13 07:15:48,842 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 07:15:48,843 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 07:15:48,885 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-13 07:15:48,931 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/witness.graphml [2021-10-13 07:15:48,932 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 07:15:48,934 INFO L168 Benchmark]: Toolchain (without parser) took 7410.53 ms. Allocated memory was 58.7 MB in the beginning and 86.0 MB in the end (delta: 27.3 MB). Free memory was 36.4 MB in the beginning and 49.0 MB in the end (delta: -12.6 MB). Peak memory consumption was 15.8 MB. Max. memory is 16.1 GB. [2021-10-13 07:15:48,936 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 58.7 MB. Free memory is still 39.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:15:48,937 INFO L168 Benchmark]: CACSL2BoogieTranslator took 696.05 ms. Allocated memory was 58.7 MB in the beginning and 71.3 MB in the end (delta: 12.6 MB). Free memory was 36.1 MB in the beginning and 40.3 MB in the end (delta: -4.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 07:15:48,938 INFO L168 Benchmark]: Boogie Procedure Inliner took 90.25 ms. Allocated memory is still 71.3 MB. Free memory was 40.3 MB in the beginning and 37.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 07:15:48,938 INFO L168 Benchmark]: Boogie Preprocessor took 67.02 ms. Allocated memory is still 71.3 MB. Free memory was 37.7 MB in the beginning and 53.7 MB in the end (delta: -16.0 MB). Peak memory consumption was 5.2 MB. Max. memory is 16.1 GB. [2021-10-13 07:15:48,938 INFO L168 Benchmark]: RCFGBuilder took 2398.84 ms. Allocated memory is still 71.3 MB. Free memory was 53.7 MB in the beginning and 46.2 MB in the end (delta: 7.5 MB). Peak memory consumption was 23.3 MB. Max. memory is 16.1 GB. [2021-10-13 07:15:48,939 INFO L168 Benchmark]: TraceAbstraction took 4031.31 ms. Allocated memory was 71.3 MB in the beginning and 86.0 MB in the end (delta: 14.7 MB). Free memory was 45.8 MB in the beginning and 54.0 MB in the end (delta: -8.2 MB). Peak memory consumption was 30.4 MB. Max. memory is 16.1 GB. [2021-10-13 07:15:48,939 INFO L168 Benchmark]: Witness Printer took 116.85 ms. Allocated memory is still 86.0 MB. Free memory was 54.0 MB in the beginning and 49.0 MB in the end (delta: 5.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-13 07:15:48,942 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 58.7 MB. Free memory is still 39.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 696.05 ms. Allocated memory was 58.7 MB in the beginning and 71.3 MB in the end (delta: 12.6 MB). Free memory was 36.1 MB in the beginning and 40.3 MB in the end (delta: -4.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 90.25 ms. Allocated memory is still 71.3 MB. Free memory was 40.3 MB in the beginning and 37.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 67.02 ms. Allocated memory is still 71.3 MB. Free memory was 37.7 MB in the beginning and 53.7 MB in the end (delta: -16.0 MB). Peak memory consumption was 5.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2398.84 ms. Allocated memory is still 71.3 MB. Free memory was 53.7 MB in the beginning and 46.2 MB in the end (delta: 7.5 MB). Peak memory consumption was 23.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 4031.31 ms. Allocated memory was 71.3 MB in the beginning and 86.0 MB in the end (delta: 14.7 MB). Free memory was 45.8 MB in the beginning and 54.0 MB in the end (delta: -8.2 MB). Peak memory consumption was 30.4 MB. Max. memory is 16.1 GB. * Witness Printer took 116.85 ms. Allocated memory is still 86.0 MB. Free memory was 54.0 MB in the beginning and 49.0 MB in the end (delta: 5.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 463]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 463]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 463]: 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, 59 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 3958.1ms, OverallIterations: 5, TraceHistogramMax: 1, EmptinessCheckTime: 14.2ms, AutomataDifference: 323.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 447.3ms, InitialAbstractionConstructionTime: 10.5ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 270 SDtfs, 325 SDslu, 307 SDs, 0 SdLazy, 43 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 79.8ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 198 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 122.6ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=84occurred in iteration=4, InterpolantAutomatonStates: 22, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 62.8ms AutomataMinimizationTime, 5 MinimizatonAttempts, 115 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 26 LocationsWithAnnotation, 26 PreInvPairs, 112 NumberOfFragments, 110 HoareAnnotationTreeSize, 26 FomulaSimplifications, 3757 FormulaSimplificationTreeSizeReduction, 356.0ms HoareSimplificationTime, 26 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 82.2ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 115.0ms SsaConstructionTime, 561.8ms SatisfiabilityAnalysisTime, 952.1ms InterpolantComputationTime, 100 NumberOfCodeBlocks, 100 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 190 ConstructedInterpolants, 0 QuantifiedInterpolants, 369 SizeOfPredicates, 7 NumberOfNonLiveVariables, 971 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 435]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 221]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 221]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 221]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 174]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 142]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 418]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 374]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 77]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 174]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 174]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning RESULT: Ultimate proved your program to be correct! [2021-10-13 07:15:49,010 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f624366a-9253-4c4b-9d40-f5e886bfc63e/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...