./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product23.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product23.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash df939eacd07971dbe984826c04d07f64706b0716dba249ed14f3095e44967ff6 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:12:57,216 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:12:57,218 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:12:57,274 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:12:57,275 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:12:57,280 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:12:57,282 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:12:57,286 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:12:57,289 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:12:57,295 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:12:57,296 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:12:57,298 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:12:57,299 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:12:57,301 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:12:57,303 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:12:57,308 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:12:57,310 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:12:57,311 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:12:57,314 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:12:57,322 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:12:57,324 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:12:57,325 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:12:57,329 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:12:57,330 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:12:57,339 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:12:57,340 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:12:57,340 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:12:57,342 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:12:57,343 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:12:57,344 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:12:57,345 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:12:57,346 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:12:57,348 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:12:57,349 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:12:57,350 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:12:57,351 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:12:57,352 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:12:57,352 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:12:57,352 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:12:57,353 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:12:57,354 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:12:57,355 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-07 01:12:57,401 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:12:57,402 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:12:57,403 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:12:57,403 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:12:57,404 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:12:57,404 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:12:57,404 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:12:57,404 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:12:57,405 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:12:57,405 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:12:57,406 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:12:57,406 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:12:57,407 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:12:57,407 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:12:57,407 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:12:57,408 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:12:57,408 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 01:12:57,408 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:12:57,409 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 01:12:57,409 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:12:57,409 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:12:57,409 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:12:57,410 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:12:57,410 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:12:57,410 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 01:12:57,410 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:12:57,411 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:12:57,411 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:12:57,411 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:12:57,413 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:12:57,413 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:12:57,413 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:12:57,414 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:12:57,414 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:12:57,414 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:12:57,415 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:12:57,415 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:12:57,415 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:12:57,415 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:12:57,416 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_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df939eacd07971dbe984826c04d07f64706b0716dba249ed14f3095e44967ff6 [2021-11-07 01:12:57,811 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:12:57,834 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:12:57,837 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:12:57,838 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:12:57,839 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:12:57,840 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/product-lines/minepump_spec2_product23.cil.c [2021-11-07 01:12:57,914 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/data/17500bc10/e9f2b5018b8943d78971048ff2a95b33/FLAG5928fb02b [2021-11-07 01:12:58,504 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:12:58,505 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/sv-benchmarks/c/product-lines/minepump_spec2_product23.cil.c [2021-11-07 01:12:58,518 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/data/17500bc10/e9f2b5018b8943d78971048ff2a95b33/FLAG5928fb02b [2021-11-07 01:12:58,804 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/data/17500bc10/e9f2b5018b8943d78971048ff2a95b33 [2021-11-07 01:12:58,807 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:12:58,810 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:12:58,815 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:12:58,815 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:12:58,819 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:12:58,820 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:12:58" (1/1) ... [2021-11-07 01:12:58,822 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cc8fe52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:12:58, skipping insertion in model container [2021-11-07 01:12:58,822 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:12:58" (1/1) ... [2021-11-07 01:12:58,830 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:12:58,899 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:12:59,259 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_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/sv-benchmarks/c/product-lines/minepump_spec2_product23.cil.c[13383,13396] [2021-11-07 01:12:59,297 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:12:59,308 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-11-07 01:12:59,309 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@768012e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:12:59, skipping insertion in model container [2021-11-07 01:12:59,309 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:12:59,310 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:12:59,312 INFO L168 Benchmark]: Toolchain (without parser) took 500.68 ms. Allocated memory was 90.2 MB in the beginning and 134.2 MB in the end (delta: 44.0 MB). Free memory was 53.0 MB in the beginning and 107.4 MB in the end (delta: -54.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-07 01:12:59,314 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 90.2 MB. Free memory was 70.1 MB in the beginning and 70.0 MB in the end (delta: 57.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:12:59,315 INFO L168 Benchmark]: CACSL2BoogieTranslator took 495.17 ms. Allocated memory was 90.2 MB in the beginning and 134.2 MB in the end (delta: 44.0 MB). Free memory was 52.8 MB in the beginning and 107.4 MB in the end (delta: -54.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-11-07 01:12:59,317 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 90.2 MB. Free memory was 70.1 MB in the beginning and 70.0 MB in the end (delta: 57.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 495.17 ms. Allocated memory was 90.2 MB in the beginning and 134.2 MB in the end (delta: 44.0 MB). Free memory was 52.8 MB in the beginning and 107.4 MB in the end (delta: -54.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 215]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product23.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash df939eacd07971dbe984826c04d07f64706b0716dba249ed14f3095e44967ff6 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:13:01,758 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:13:01,760 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:13:01,811 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:13:01,812 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:13:01,817 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:13:01,819 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:13:01,828 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:13:01,832 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:13:01,841 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:13:01,843 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:13:01,845 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:13:01,846 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:13:01,849 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:13:01,852 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:13:01,857 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:13:01,859 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:13:01,860 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:13:01,863 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:13:01,873 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:13:01,875 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:13:01,877 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:13:01,880 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:13:01,883 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:13:01,892 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:13:01,893 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:13:01,893 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:13:01,896 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:13:01,896 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:13:01,898 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:13:01,899 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:13:01,900 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:13:01,903 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:13:01,904 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:13:01,906 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:13:01,906 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:13:01,907 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:13:01,908 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:13:01,908 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:13:01,910 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:13:01,911 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:13:01,916 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-07 01:13:01,971 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:13:01,971 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:13:01,973 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:13:01,973 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:13:01,973 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:13:01,973 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:13:01,974 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:13:01,974 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:13:01,974 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:13:01,976 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:13:01,977 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 01:13:01,977 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 01:13:01,978 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:13:01,978 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:13:01,978 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:13:01,978 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:13:01,979 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:13:01,979 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 01:13:01,979 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 01:13:01,979 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 01:13:01,980 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:13:01,980 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:13:01,980 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:13:01,980 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:13:01,981 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 01:13:01,981 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:13:01,981 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:13:01,981 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:13:01,982 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:13:01,982 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:13:01,982 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 01:13:01,982 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 01:13:01,982 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:13:01,983 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:13:01,983 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:13:01,984 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_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df939eacd07971dbe984826c04d07f64706b0716dba249ed14f3095e44967ff6 [2021-11-07 01:13:02,391 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:13:02,415 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:13:02,417 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:13:02,419 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:13:02,420 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:13:02,421 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/product-lines/minepump_spec2_product23.cil.c [2021-11-07 01:13:02,491 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/data/5851c026e/dde8003f3a864ebc9b88e33ad06e87cd/FLAGf143b2ceb [2021-11-07 01:13:03,072 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:13:03,073 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/sv-benchmarks/c/product-lines/minepump_spec2_product23.cil.c [2021-11-07 01:13:03,096 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/data/5851c026e/dde8003f3a864ebc9b88e33ad06e87cd/FLAGf143b2ceb [2021-11-07 01:13:03,408 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/data/5851c026e/dde8003f3a864ebc9b88e33ad06e87cd [2021-11-07 01:13:03,415 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:13:03,417 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:13:03,420 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:13:03,420 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:13:03,424 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:13:03,424 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:13:03" (1/1) ... [2021-11-07 01:13:03,426 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f3e9fe2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:13:03, skipping insertion in model container [2021-11-07 01:13:03,426 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:13:03" (1/1) ... [2021-11-07 01:13:03,436 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:13:03,499 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:13:03,843 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_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/sv-benchmarks/c/product-lines/minepump_spec2_product23.cil.c[13383,13396] [2021-11-07 01:13:03,879 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:13:03,892 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-07 01:13:03,900 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:13:03,959 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_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/sv-benchmarks/c/product-lines/minepump_spec2_product23.cil.c[13383,13396] [2021-11-07 01:13:03,983 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:13:03,994 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 01:13:04,066 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_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/sv-benchmarks/c/product-lines/minepump_spec2_product23.cil.c[13383,13396] [2021-11-07 01:13:04,081 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:13:04,118 INFO L208 MainTranslator]: Completed translation [2021-11-07 01:13:04,119 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:13:04 WrapperNode [2021-11-07 01:13:04,119 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:13:04,121 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 01:13:04,121 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 01:13:04,121 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 01:13:04,128 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:13:04" (1/1) ... [2021-11-07 01:13:04,164 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:13:04" (1/1) ... [2021-11-07 01:13:04,235 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 01:13:04,239 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 01:13:04,240 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 01:13:04,240 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 01:13:04,249 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:13:04" (1/1) ... [2021-11-07 01:13:04,249 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:13:04" (1/1) ... [2021-11-07 01:13:04,267 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:13:04" (1/1) ... [2021-11-07 01:13:04,272 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:13:04" (1/1) ... [2021-11-07 01:13:04,285 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:13:04" (1/1) ... [2021-11-07 01:13:04,307 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:13:04" (1/1) ... [2021-11-07 01:13:04,314 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:13:04" (1/1) ... [2021-11-07 01:13:04,323 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 01:13:04,327 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 01:13:04,328 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 01:13:04,328 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 01:13:04,329 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:13:04" (1/1) ... [2021-11-07 01:13:04,338 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:13:04,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:13:04,360 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 01:13:04,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 01:13:04,408 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 01:13:04,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-07 01:13:04,410 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 01:13:04,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 01:13:06,845 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 01:13:06,845 INFO L299 CfgBuilder]: Removed 162 assume(true) statements. [2021-11-07 01:13:06,847 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:13:06 BoogieIcfgContainer [2021-11-07 01:13:06,847 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 01:13:06,849 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 01:13:06,850 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 01:13:06,852 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 01:13:06,853 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:13:03" (1/3) ... [2021-11-07 01:13:06,853 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72c583c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:13:06, skipping insertion in model container [2021-11-07 01:13:06,854 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:13:04" (2/3) ... [2021-11-07 01:13:06,854 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72c583c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:13:06, skipping insertion in model container [2021-11-07 01:13:06,854 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:13:06" (3/3) ... [2021-11-07 01:13:06,856 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product23.cil.c [2021-11-07 01:13:06,861 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 01:13:06,862 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-07 01:13:06,911 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 01:13:06,918 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-07 01:13:06,918 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-07 01:13:06,938 INFO L276 IsEmpty]: Start isEmpty. Operand has 111 states, 107 states have (on average 1.5514018691588785) internal successors, (166), 110 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:13:06,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-07 01:13:06,946 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:13:06,947 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:13:06,948 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:13:06,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:13:06,957 INFO L85 PathProgramCache]: Analyzing trace with hash 280793572, now seen corresponding path program 1 times [2021-11-07 01:13:06,969 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:13:06,971 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1331514523] [2021-11-07 01:13:06,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:13:06,972 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:13:06,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:13:06,974 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:13:06,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-07 01:13:07,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:13:07,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-07 01:13:07,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:13:07,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:13:07,360 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:13:07,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:13:07,439 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:13:07,440 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1331514523] [2021-11-07 01:13:07,441 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1331514523] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:13:07,441 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:13:07,441 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-07 01:13:07,445 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [783458690] [2021-11-07 01:13:07,451 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-07 01:13:07,452 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:13:07,470 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-07 01:13:07,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 01:13:07,474 INFO L87 Difference]: Start difference. First operand has 111 states, 107 states have (on average 1.5514018691588785) internal successors, (166), 110 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:13:07,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:13:07,517 INFO L93 Difference]: Finished difference Result 215 states and 324 transitions. [2021-11-07 01:13:07,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 01:13:07,518 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-11-07 01:13:07,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:13:07,532 INFO L225 Difference]: With dead ends: 215 [2021-11-07 01:13:07,533 INFO L226 Difference]: Without dead ends: 107 [2021-11-07 01:13:07,536 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 01:13:07,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2021-11-07 01:13:07,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2021-11-07 01:13:07,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 104 states have (on average 1.4807692307692308) internal successors, (154), 106 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:13:07,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 154 transitions. [2021-11-07 01:13:07,602 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 154 transitions. Word has length 18 [2021-11-07 01:13:07,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:13:07,602 INFO L470 AbstractCegarLoop]: Abstraction has 107 states and 154 transitions. [2021-11-07 01:13:07,602 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:13:07,603 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 154 transitions. [2021-11-07 01:13:07,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-07 01:13:07,606 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:13:07,606 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:13:07,620 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-07 01:13:07,818 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:13:07,820 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:13:07,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:13:07,823 INFO L85 PathProgramCache]: Analyzing trace with hash 61957603, now seen corresponding path program 1 times [2021-11-07 01:13:07,824 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:13:07,824 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [825913915] [2021-11-07 01:13:07,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:13:07,825 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:13:07,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:13:07,826 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:13:07,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-07 01:13:07,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:13:08,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:13:08,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:13:08,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:13:08,082 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:13:08,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:13:08,154 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:13:08,154 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [825913915] [2021-11-07 01:13:08,154 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [825913915] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:13:08,154 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:13:08,154 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 01:13:08,155 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2127987985] [2021-11-07 01:13:08,157 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:13:08,157 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:13:08,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:13:08,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:13:08,163 INFO L87 Difference]: Start difference. First operand 107 states and 154 transitions. Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:13:08,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:13:08,192 INFO L93 Difference]: Finished difference Result 107 states and 154 transitions. [2021-11-07 01:13:08,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:13:08,193 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-11-07 01:13:08,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:13:08,194 INFO L225 Difference]: With dead ends: 107 [2021-11-07 01:13:08,195 INFO L226 Difference]: Without dead ends: 47 [2021-11-07 01:13:08,196 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:13:08,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2021-11-07 01:13:08,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2021-11-07 01:13:08,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 46 states have (on average 1.4565217391304348) internal successors, (67), 46 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:13:08,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 67 transitions. [2021-11-07 01:13:08,205 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 67 transitions. Word has length 19 [2021-11-07 01:13:08,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:13:08,206 INFO L470 AbstractCegarLoop]: Abstraction has 47 states and 67 transitions. [2021-11-07 01:13:08,206 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:13:08,206 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 67 transitions. [2021-11-07 01:13:08,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-07 01:13:08,207 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:13:08,207 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:13:08,223 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-07 01:13:08,419 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:13:08,420 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:13:08,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:13:08,420 INFO L85 PathProgramCache]: Analyzing trace with hash 1244835391, now seen corresponding path program 1 times [2021-11-07 01:13:08,421 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:13:08,421 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1334639245] [2021-11-07 01:13:08,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:13:08,422 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:13:08,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:13:08,423 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:13:08,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-07 01:13:08,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:13:08,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:13:08,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:13:08,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:13:08,707 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:13:08,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:13:08,802 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:13:08,802 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1334639245] [2021-11-07 01:13:08,803 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1334639245] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:13:08,803 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:13:08,803 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-11-07 01:13:08,803 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1535157319] [2021-11-07 01:13:08,804 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:13:08,804 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:13:08,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:13:08,805 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:13:08,805 INFO L87 Difference]: Start difference. First operand 47 states and 67 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:13:08,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:13:08,827 INFO L93 Difference]: Finished difference Result 151 states and 223 transitions. [2021-11-07 01:13:08,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 01:13:08,827 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-11-07 01:13:08,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:13:08,829 INFO L225 Difference]: With dead ends: 151 [2021-11-07 01:13:08,829 INFO L226 Difference]: Without dead ends: 111 [2021-11-07 01:13:08,830 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:13:08,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2021-11-07 01:13:08,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 67. [2021-11-07 01:13:08,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 66 states have (on average 1.4848484848484849) internal successors, (98), 66 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:13:08,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 98 transitions. [2021-11-07 01:13:08,840 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 98 transitions. Word has length 24 [2021-11-07 01:13:08,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:13:08,840 INFO L470 AbstractCegarLoop]: Abstraction has 67 states and 98 transitions. [2021-11-07 01:13:08,841 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:13:08,841 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 98 transitions. [2021-11-07 01:13:08,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-07 01:13:08,842 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:13:08,842 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:13:08,868 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Ended with exit code 0 [2021-11-07 01:13:09,055 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:13:09,056 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:13:09,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:13:09,056 INFO L85 PathProgramCache]: Analyzing trace with hash 1177918449, now seen corresponding path program 1 times [2021-11-07 01:13:09,057 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:13:09,057 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1333708211] [2021-11-07 01:13:09,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:13:09,058 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:13:09,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:13:09,059 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:13:09,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-07 01:13:09,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:13:09,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:13:09,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:13:09,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:13:09,373 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:13:09,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:13:09,471 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:13:09,471 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1333708211] [2021-11-07 01:13:09,472 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1333708211] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:13:09,472 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:13:09,472 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-11-07 01:13:09,472 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1138342814] [2021-11-07 01:13:09,473 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 01:13:09,473 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:13:09,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 01:13:09,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 01:13:09,474 INFO L87 Difference]: Start difference. First operand 67 states and 98 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:13:09,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:13:09,602 INFO L93 Difference]: Finished difference Result 314 states and 480 transitions. [2021-11-07 01:13:09,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-07 01:13:09,603 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-11-07 01:13:09,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:13:09,606 INFO L225 Difference]: With dead ends: 314 [2021-11-07 01:13:09,606 INFO L226 Difference]: Without dead ends: 254 [2021-11-07 01:13:09,607 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-11-07 01:13:09,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2021-11-07 01:13:09,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 119. [2021-11-07 01:13:09,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 118 states have (on average 1.4745762711864407) internal successors, (174), 118 states have internal predecessors, (174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:13:09,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 174 transitions. [2021-11-07 01:13:09,627 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 174 transitions. Word has length 26 [2021-11-07 01:13:09,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:13:09,628 INFO L470 AbstractCegarLoop]: Abstraction has 119 states and 174 transitions. [2021-11-07 01:13:09,628 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:13:09,628 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 174 transitions. [2021-11-07 01:13:09,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-07 01:13:09,630 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:13:09,630 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:13:09,650 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-07 01:13:09,846 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:13:09,846 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:13:09,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:13:09,847 INFO L85 PathProgramCache]: Analyzing trace with hash 161824377, now seen corresponding path program 1 times [2021-11-07 01:13:09,847 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:13:09,848 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1499493421] [2021-11-07 01:13:09,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:13:09,848 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:13:09,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:13:09,849 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:13:09,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-07 01:13:10,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:13:10,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:13:10,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:13:10,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:13:10,185 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:13:10,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:13:10,262 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:13:10,262 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1499493421] [2021-11-07 01:13:10,266 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1499493421] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:13:10,266 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:13:10,267 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-07 01:13:10,267 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [934425475] [2021-11-07 01:13:10,267 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 01:13:10,268 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:13:10,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 01:13:10,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 01:13:10,269 INFO L87 Difference]: Start difference. First operand 119 states and 174 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:13:10,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:13:10,398 INFO L93 Difference]: Finished difference Result 315 states and 472 transitions. [2021-11-07 01:13:10,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 01:13:10,398 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 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 27 [2021-11-07 01:13:10,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:13:10,399 INFO L225 Difference]: With dead ends: 315 [2021-11-07 01:13:10,399 INFO L226 Difference]: Without dead ends: 0 [2021-11-07 01:13:10,401 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-07 01:13:10,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-07 01:13:10,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-07 01:13:10,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:13:10,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-07 01:13:10,402 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2021-11-07 01:13:10,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:13:10,402 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-07 01:13:10,402 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:13:10,402 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-07 01:13:10,402 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-07 01:13:10,405 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:13:10,405 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:13:10,406 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:13:10,422 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-07 01:13:10,618 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:13:10,620 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-07 01:13:10,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:13:10,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:13:10,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:13:10,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:13:10,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:13:10,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:13:10,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:13:10,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:13:10,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:13:10,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:13:10,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:13:10,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:13:10,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:13:10,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:13:10,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:13:10,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:13:10,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:13:10,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:13:10,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:13:10,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:13:10,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:13:10,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:13:10,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:13:10,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:13:10,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:13:10,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:13:10,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:13:10,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:13:10,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:13:10,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:13:10,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:13:10,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:13:10,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:13:10,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:13:10,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:13:10,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:13:10,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:13:10,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:13:10,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:13:10,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:13:10,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:13:10,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:13:10,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:13:10,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:13:10,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:13:11,076 INFO L853 garLoopResultBuilder]: At program point L861(lines 856 864) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:13:11,077 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 557) no Hoare annotation was computed. [2021-11-07 01:13:11,077 INFO L857 garLoopResultBuilder]: For program point L169(lines 169 179) no Hoare annotation was computed. [2021-11-07 01:13:11,077 INFO L857 garLoopResultBuilder]: For program point L169-2(lines 169 179) no Hoare annotation was computed. [2021-11-07 01:13:11,077 INFO L857 garLoopResultBuilder]: For program point L169-4(lines 169 179) no Hoare annotation was computed. [2021-11-07 01:13:11,077 INFO L857 garLoopResultBuilder]: For program point L170(lines 170 176) no Hoare annotation was computed. [2021-11-07 01:13:11,077 INFO L857 garLoopResultBuilder]: For program point L170-2(lines 170 176) no Hoare annotation was computed. [2021-11-07 01:13:11,077 INFO L857 garLoopResultBuilder]: For program point L170-4(lines 170 176) no Hoare annotation was computed. [2021-11-07 01:13:11,078 INFO L857 garLoopResultBuilder]: For program point L700(lines 700 717) no Hoare annotation was computed. [2021-11-07 01:13:11,078 INFO L857 garLoopResultBuilder]: For program point L700-1(lines 700 717) no Hoare annotation was computed. [2021-11-07 01:13:11,078 INFO L857 garLoopResultBuilder]: For program point L700-2(lines 700 717) no Hoare annotation was computed. [2021-11-07 01:13:11,078 INFO L853 garLoopResultBuilder]: At program point L141(lines 136 144) the Hoare annotation is: false [2021-11-07 01:13:11,078 INFO L853 garLoopResultBuilder]: At program point L141-1(lines 136 144) the Hoare annotation is: false [2021-11-07 01:13:11,078 INFO L857 garLoopResultBuilder]: For program point L75(lines 75 79) no Hoare annotation was computed. [2021-11-07 01:13:11,078 INFO L853 garLoopResultBuilder]: At program point L141-2(lines 136 144) the Hoare annotation is: false [2021-11-07 01:13:11,079 INFO L853 garLoopResultBuilder]: At program point L141-3(lines 136 144) the Hoare annotation is: false [2021-11-07 01:13:11,079 INFO L853 garLoopResultBuilder]: At program point L141-4(lines 136 144) the Hoare annotation is: false [2021-11-07 01:13:11,079 INFO L853 garLoopResultBuilder]: At program point L141-5(lines 136 144) the Hoare annotation is: false [2021-11-07 01:13:11,079 INFO L857 garLoopResultBuilder]: For program point L802(lines 802 806) no Hoare annotation was computed. [2021-11-07 01:13:11,079 INFO L857 garLoopResultBuilder]: For program point L802-2(lines 802 806) no Hoare annotation was computed. [2021-11-07 01:13:11,079 INFO L857 garLoopResultBuilder]: For program point L802-3(lines 802 806) no Hoare annotation was computed. [2021-11-07 01:13:11,079 INFO L857 garLoopResultBuilder]: For program point L802-5(lines 802 806) no Hoare annotation was computed. [2021-11-07 01:13:11,080 INFO L857 garLoopResultBuilder]: For program point L802-6(lines 802 806) no Hoare annotation was computed. [2021-11-07 01:13:11,080 INFO L857 garLoopResultBuilder]: For program point L802-8(lines 802 806) no Hoare annotation was computed. [2021-11-07 01:13:11,080 INFO L857 garLoopResultBuilder]: For program point L802-9(lines 802 806) no Hoare annotation was computed. [2021-11-07 01:13:11,080 INFO L857 garLoopResultBuilder]: For program point L802-11(lines 802 806) no Hoare annotation was computed. [2021-11-07 01:13:11,080 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 557) no Hoare annotation was computed. [2021-11-07 01:13:11,080 INFO L857 garLoopResultBuilder]: For program point L802-12(lines 802 806) no Hoare annotation was computed. [2021-11-07 01:13:11,080 INFO L857 garLoopResultBuilder]: For program point L802-14(lines 802 806) no Hoare annotation was computed. [2021-11-07 01:13:11,081 INFO L857 garLoopResultBuilder]: For program point L802-15(lines 802 806) no Hoare annotation was computed. [2021-11-07 01:13:11,081 INFO L857 garLoopResultBuilder]: For program point L802-17(lines 802 806) no Hoare annotation was computed. [2021-11-07 01:13:11,081 INFO L857 garLoopResultBuilder]: For program point L704(lines 704 712) no Hoare annotation was computed. [2021-11-07 01:13:11,081 INFO L857 garLoopResultBuilder]: For program point L704-1(lines 704 712) no Hoare annotation was computed. [2021-11-07 01:13:11,081 INFO L857 garLoopResultBuilder]: For program point L704-2(lines 704 712) no Hoare annotation was computed. [2021-11-07 01:13:11,081 INFO L857 garLoopResultBuilder]: For program point L605(lines 605 618) no Hoare annotation was computed. [2021-11-07 01:13:11,081 INFO L857 garLoopResultBuilder]: For program point L674(lines 674 691) no Hoare annotation was computed. [2021-11-07 01:13:11,082 INFO L857 garLoopResultBuilder]: For program point L674-1(lines 674 691) no Hoare annotation was computed. [2021-11-07 01:13:11,082 INFO L857 garLoopResultBuilder]: For program point L674-2(lines 674 691) no Hoare annotation was computed. [2021-11-07 01:13:11,082 INFO L857 garLoopResultBuilder]: For program point L674-3(lines 674 691) no Hoare annotation was computed. [2021-11-07 01:13:11,082 INFO L857 garLoopResultBuilder]: For program point L674-4(lines 674 691) no Hoare annotation was computed. [2021-11-07 01:13:11,082 INFO L857 garLoopResultBuilder]: For program point L674-5(lines 674 691) no Hoare annotation was computed. [2021-11-07 01:13:11,082 INFO L853 garLoopResultBuilder]: At program point L642(lines 641 660) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:13:11,082 INFO L857 garLoopResultBuilder]: For program point L642-1(lines 642 648) no Hoare annotation was computed. [2021-11-07 01:13:11,083 INFO L857 garLoopResultBuilder]: For program point L576(lines 575 622) no Hoare annotation was computed. [2021-11-07 01:13:11,083 INFO L853 garLoopResultBuilder]: At program point L642-2(lines 641 660) the Hoare annotation is: false [2021-11-07 01:13:11,083 INFO L853 garLoopResultBuilder]: At program point L642-3(lines 641 660) the Hoare annotation is: false [2021-11-07 01:13:11,083 INFO L853 garLoopResultBuilder]: At program point L808(lines 793 811) the Hoare annotation is: false [2021-11-07 01:13:11,083 INFO L853 garLoopResultBuilder]: At program point L808-1(lines 793 811) the Hoare annotation is: false [2021-11-07 01:13:11,083 INFO L853 garLoopResultBuilder]: At program point L808-2(lines 793 811) the Hoare annotation is: false [2021-11-07 01:13:11,083 INFO L853 garLoopResultBuilder]: At program point L808-3(lines 793 811) the Hoare annotation is: false [2021-11-07 01:13:11,084 INFO L853 garLoopResultBuilder]: At program point L808-4(lines 793 811) the Hoare annotation is: false [2021-11-07 01:13:11,084 INFO L853 garLoopResultBuilder]: At program point L808-5(lines 793 811) the Hoare annotation is: false [2021-11-07 01:13:11,084 INFO L857 garLoopResultBuilder]: For program point L577(lines 577 581) no Hoare annotation was computed. [2021-11-07 01:13:11,084 INFO L857 garLoopResultBuilder]: For program point L611(lines 611 617) no Hoare annotation was computed. [2021-11-07 01:13:11,084 INFO L853 garLoopResultBuilder]: At program point L611-1(lines 642 648) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:13:11,084 INFO L853 garLoopResultBuilder]: At program point L744(lines 737 747) the Hoare annotation is: false [2021-11-07 01:13:11,084 INFO L853 garLoopResultBuilder]: At program point L744-1(lines 737 747) the Hoare annotation is: false [2021-11-07 01:13:11,084 INFO L857 garLoopResultBuilder]: For program point L678(lines 678 686) no Hoare annotation was computed. [2021-11-07 01:13:11,085 INFO L853 garLoopResultBuilder]: At program point L744-2(lines 737 747) the Hoare annotation is: false [2021-11-07 01:13:11,085 INFO L857 garLoopResultBuilder]: For program point L678-1(lines 678 686) no Hoare annotation was computed. [2021-11-07 01:13:11,085 INFO L857 garLoopResultBuilder]: For program point L678-2(lines 678 686) no Hoare annotation was computed. [2021-11-07 01:13:11,085 INFO L857 garLoopResultBuilder]: For program point L678-3(lines 678 686) no Hoare annotation was computed. [2021-11-07 01:13:11,085 INFO L857 garLoopResultBuilder]: For program point L678-4(lines 678 686) no Hoare annotation was computed. [2021-11-07 01:13:11,085 INFO L857 garLoopResultBuilder]: For program point L678-5(lines 678 686) no Hoare annotation was computed. [2021-11-07 01:13:11,085 INFO L853 garLoopResultBuilder]: At program point L877-2(lines 877 891) the Hoare annotation is: false [2021-11-07 01:13:11,086 INFO L857 garLoopResultBuilder]: For program point L878(line 878) no Hoare annotation was computed. [2021-11-07 01:13:11,086 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-07 01:13:11,086 INFO L857 garLoopResultBuilder]: For program point L87(lines 87 91) no Hoare annotation was computed. [2021-11-07 01:13:11,086 INFO L853 garLoopResultBuilder]: At program point L649(lines 649 655) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:13:11,086 INFO L853 garLoopResultBuilder]: At program point L649-1(lines 649 655) the Hoare annotation is: false [2021-11-07 01:13:11,086 INFO L853 garLoopResultBuilder]: At program point L649-2(lines 649 655) the Hoare annotation is: false [2021-11-07 01:13:11,086 INFO L853 garLoopResultBuilder]: At program point L154(lines 149 156) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:13:11,087 INFO L857 garLoopResultBuilder]: For program point L881(lines 881 885) no Hoare annotation was computed. [2021-11-07 01:13:11,087 INFO L857 garLoopResultBuilder]: For program point L881-1(lines 642 648) no Hoare annotation was computed. [2021-11-07 01:13:11,087 INFO L857 garLoopResultBuilder]: For program point L816(lines 816 822) no Hoare annotation was computed. [2021-11-07 01:13:11,087 INFO L853 garLoopResultBuilder]: At program point L816-1(lines 816 822) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:13:11,087 INFO L857 garLoopResultBuilder]: For program point L585(lines 585 591) no Hoare annotation was computed. [2021-11-07 01:13:11,087 INFO L853 garLoopResultBuilder]: At program point L585-1(lines 585 591) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:13:11,087 INFO L857 garLoopResultBuilder]: For program point L949(lines 949 956) no Hoare annotation was computed. [2021-11-07 01:13:11,087 INFO L860 garLoopResultBuilder]: At program point L949-1(lines 949 956) the Hoare annotation is: true [2021-11-07 01:13:11,088 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-07 01:13:11,088 INFO L853 garLoopResultBuilder]: At program point L753(lines 748 756) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:13:11,088 INFO L853 garLoopResultBuilder]: At program point L753-1(lines 748 756) the Hoare annotation is: false [2021-11-07 01:13:11,088 INFO L853 garLoopResultBuilder]: At program point L753-2(lines 748 756) the Hoare annotation is: false [2021-11-07 01:13:11,088 INFO L853 garLoopResultBuilder]: At program point L853(lines 1 961) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:13:11,088 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-07 01:13:11,088 INFO L853 garLoopResultBuilder]: At program point L623(lines 574 624) the Hoare annotation is: false [2021-11-07 01:13:11,089 INFO L857 garLoopResultBuilder]: For program point L557(line 557) no Hoare annotation was computed. [2021-11-07 01:13:11,089 INFO L857 garLoopResultBuilder]: For program point L557-1(line 557) no Hoare annotation was computed. [2021-11-07 01:13:11,089 INFO L857 garLoopResultBuilder]: For program point L557-2(line 557) no Hoare annotation was computed. [2021-11-07 01:13:11,089 INFO L857 garLoopResultBuilder]: For program point L63(lines 63 67) no Hoare annotation was computed. [2021-11-07 01:13:11,089 INFO L857 garLoopResultBuilder]: For program point L63-3(lines 63 67) no Hoare annotation was computed. [2021-11-07 01:13:11,089 INFO L857 garLoopResultBuilder]: For program point L63-6(lines 63 67) no Hoare annotation was computed. [2021-11-07 01:13:11,089 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-07 01:13:11,090 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 557) no Hoare annotation was computed. [2021-11-07 01:13:11,090 INFO L857 garLoopResultBuilder]: For program point L165(lines 165 182) no Hoare annotation was computed. [2021-11-07 01:13:11,090 INFO L853 garLoopResultBuilder]: At program point L165-1(lines 1 961) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:13:11,090 INFO L857 garLoopResultBuilder]: For program point L165-2(lines 165 182) no Hoare annotation was computed. [2021-11-07 01:13:11,090 INFO L853 garLoopResultBuilder]: At program point L165-3(lines 1 961) the Hoare annotation is: false [2021-11-07 01:13:11,090 INFO L857 garLoopResultBuilder]: For program point L165-4(lines 165 182) no Hoare annotation was computed. [2021-11-07 01:13:11,090 INFO L853 garLoopResultBuilder]: At program point L165-5(lines 1 961) the Hoare annotation is: false [2021-11-07 01:13:11,091 INFO L860 garLoopResultBuilder]: At program point L958(lines 939 961) the Hoare annotation is: true [2021-11-07 01:13:11,091 INFO L853 garLoopResultBuilder]: At program point L925(lines 921 927) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:13:11,091 INFO L857 garLoopResultBuilder]: For program point L595(lines 595 601) no Hoare annotation was computed. [2021-11-07 01:13:11,091 INFO L853 garLoopResultBuilder]: At program point L595-1(lines 595 601) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:13:11,091 INFO L853 garLoopResultBuilder]: At program point L100(lines 95 103) the Hoare annotation is: false [2021-11-07 01:13:11,095 INFO L853 garLoopResultBuilder]: At program point L100-1(lines 95 103) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:13:11,096 INFO L853 garLoopResultBuilder]: At program point L100-2(lines 95 103) the Hoare annotation is: false [2021-11-07 01:13:11,096 INFO L853 garLoopResultBuilder]: At program point L100-3(lines 95 103) the Hoare annotation is: false [2021-11-07 01:13:11,097 INFO L853 garLoopResultBuilder]: At program point L100-4(lines 95 103) the Hoare annotation is: false [2021-11-07 01:13:11,097 INFO L853 garLoopResultBuilder]: At program point L100-5(lines 95 103) the Hoare annotation is: false [2021-11-07 01:13:11,101 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2021-11-07 01:13:11,102 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-07 01:13:11,133 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 01:13:11 BoogieIcfgContainer [2021-11-07 01:13:11,133 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 01:13:11,134 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 01:13:11,134 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 01:13:11,135 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 01:13:11,135 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:13:06" (3/4) ... [2021-11-07 01:13:11,138 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-07 01:13:11,165 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-11-07 01:13:11,166 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-11-07 01:13:11,167 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-11-07 01:13:11,168 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-07 01:13:11,169 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-07 01:13:11,170 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 01:13:11,171 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 01:13:11,208 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-11-07 01:13:11,291 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/witness.graphml [2021-11-07 01:13:11,291 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 01:13:11,293 INFO L168 Benchmark]: Toolchain (without parser) took 7875.28 ms. Allocated memory was 73.4 MB in the beginning and 92.3 MB in the end (delta: 18.9 MB). Free memory was 58.6 MB in the beginning and 32.5 MB in the end (delta: 26.1 MB). Peak memory consumption was 43.4 MB. Max. memory is 16.1 GB. [2021-11-07 01:13:11,294 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 73.4 MB. Free memory is still 54.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:13:11,295 INFO L168 Benchmark]: CACSL2BoogieTranslator took 699.24 ms. Allocated memory is still 73.4 MB. Free memory was 58.5 MB in the beginning and 42.2 MB in the end (delta: 16.3 MB). Peak memory consumption was 15.5 MB. Max. memory is 16.1 GB. [2021-11-07 01:13:11,295 INFO L168 Benchmark]: Boogie Procedure Inliner took 118.22 ms. Allocated memory is still 73.4 MB. Free memory was 42.2 MB in the beginning and 38.8 MB in the end (delta: 3.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-11-07 01:13:11,295 INFO L168 Benchmark]: Boogie Preprocessor took 86.60 ms. Allocated memory is still 73.4 MB. Free memory was 38.6 MB in the beginning and 36.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-07 01:13:11,296 INFO L168 Benchmark]: RCFGBuilder took 2520.89 ms. Allocated memory was 73.4 MB in the beginning and 92.3 MB in the end (delta: 18.9 MB). Free memory was 36.0 MB in the beginning and 51.7 MB in the end (delta: -15.7 MB). Peak memory consumption was 14.0 MB. Max. memory is 16.1 GB. [2021-11-07 01:13:11,296 INFO L168 Benchmark]: TraceAbstraction took 4284.16 ms. Allocated memory is still 92.3 MB. Free memory was 51.2 MB in the beginning and 41.4 MB in the end (delta: 9.8 MB). Peak memory consumption was 22.3 MB. Max. memory is 16.1 GB. [2021-11-07 01:13:11,297 INFO L168 Benchmark]: Witness Printer took 157.39 ms. Allocated memory is still 92.3 MB. Free memory was 41.4 MB in the beginning and 32.5 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-07 01:13:11,299 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 73.4 MB. Free memory is still 54.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 699.24 ms. Allocated memory is still 73.4 MB. Free memory was 58.5 MB in the beginning and 42.2 MB in the end (delta: 16.3 MB). Peak memory consumption was 15.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 118.22 ms. Allocated memory is still 73.4 MB. Free memory was 42.2 MB in the beginning and 38.8 MB in the end (delta: 3.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 86.60 ms. Allocated memory is still 73.4 MB. Free memory was 38.6 MB in the beginning and 36.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2520.89 ms. Allocated memory was 73.4 MB in the beginning and 92.3 MB in the end (delta: 18.9 MB). Free memory was 36.0 MB in the beginning and 51.7 MB in the end (delta: -15.7 MB). Peak memory consumption was 14.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 4284.16 ms. Allocated memory is still 92.3 MB. Free memory was 51.2 MB in the beginning and 41.4 MB in the end (delta: 9.8 MB). Peak memory consumption was 22.3 MB. Max. memory is 16.1 GB. * Witness Printer took 157.39 ms. Allocated memory is still 92.3 MB. Free memory was 41.4 MB in the beginning and 32.5 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 557]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 557]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 557]: 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, 111 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 4.1s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 451 SDtfs, 534 SDslu, 520 SDs, 0 SdLazy, 73 SolverSat, 14 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 226 GetRequests, 210 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=119occurred in iteration=4, InterpolantAutomatonStates: 22, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 179 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 45 LocationsWithAnnotation, 45 PreInvPairs, 131 NumberOfFragments, 138 HoareAnnotationTreeSize, 45 FomulaSimplifications, 3826 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 45 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 114 NumberOfCodeBlocks, 114 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 218 ConstructedInterpolants, 0 QuantifiedInterpolants, 422 SizeOfPredicates, 7 NumberOfNonLiveVariables, 990 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: 649]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 574]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 641]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 641]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 641]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 921]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 939]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 585]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 816]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 877]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 649]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 149]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 642]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 649]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 595]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 856]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 949]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-11-07 01:13:11,363 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af6ff0ba-806d-48a5-8412-9dd1c9c6039c/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE