./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product21.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2500a3a7-90c5-4715-946e-8fe4983c7de4/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2500a3a7-90c5-4715-946e-8fe4983c7de4/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2500a3a7-90c5-4715-946e-8fe4983c7de4/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2500a3a7-90c5-4715-946e-8fe4983c7de4/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product21.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2500a3a7-90c5-4715-946e-8fe4983c7de4/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2500a3a7-90c5-4715-946e-8fe4983c7de4/bin/utaipan-q2qaUkNPG8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 48ed910b93267406c9d869c4be4310e79bd67c2e ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2500a3a7-90c5-4715-946e-8fe4983c7de4/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2500a3a7-90c5-4715-946e-8fe4983c7de4/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2500a3a7-90c5-4715-946e-8fe4983c7de4/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2500a3a7-90c5-4715-946e-8fe4983c7de4/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product21.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2500a3a7-90c5-4715-946e-8fe4983c7de4/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2500a3a7-90c5-4715-946e-8fe4983c7de4/bin/utaipan-q2qaUkNPG8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 48ed910b93267406c9d869c4be4310e79bd67c2e ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 08:15:33,898 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 08:15:33,901 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 08:15:33,963 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 08:15:33,964 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 08:15:33,970 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 08:15:33,972 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 08:15:33,976 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 08:15:33,979 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 08:15:33,985 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 08:15:33,986 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 08:15:33,988 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 08:15:33,989 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 08:15:33,992 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 08:15:33,994 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 08:15:34,003 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 08:15:34,005 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 08:15:34,007 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 08:15:34,009 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 08:15:34,018 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 08:15:34,020 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 08:15:34,022 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 08:15:34,025 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 08:15:34,027 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 08:15:34,031 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 08:15:34,032 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 08:15:34,032 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 08:15:34,035 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 08:15:34,036 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 08:15:34,037 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 08:15:34,038 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 08:15:34,039 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 08:15:34,042 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 08:15:34,043 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 08:15:34,044 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 08:15:34,045 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 08:15:34,046 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 08:15:34,046 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 08:15:34,046 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 08:15:34,047 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 08:15:34,048 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 08:15:34,049 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2500a3a7-90c5-4715-946e-8fe4983c7de4/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-13 08:15:34,093 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 08:15:34,093 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 08:15:34,094 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 08:15:34,095 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 08:15:34,095 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 08:15:34,095 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 08:15:34,095 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-13 08:15:34,096 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 08:15:34,102 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 08:15:34,102 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-13 08:15:34,103 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-13 08:15:34,103 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 08:15:34,104 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-13 08:15:34,104 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-13 08:15:34,104 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-13 08:15:34,105 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 08:15:34,105 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 08:15:34,106 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 08:15:34,106 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 08:15:34,106 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 08:15:34,106 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 08:15:34,106 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 08:15:34,107 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 08:15:34,107 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 08:15:34,107 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 08:15:34,107 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 08:15:34,107 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 08:15:34,108 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 08:15:34,108 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 08:15:34,108 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 08:15:34,108 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 08:15:34,109 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 08:15:34,109 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 08:15:34,109 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 08:15:34,110 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-13 08:15:34,110 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 08:15:34,110 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 08:15:34,110 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 08:15:34,110 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 08:15:34,111 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_2500a3a7-90c5-4715-946e-8fe4983c7de4/bin/utaipan-q2qaUkNPG8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2500a3a7-90c5-4715-946e-8fe4983c7de4/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 48ed910b93267406c9d869c4be4310e79bd67c2e [2021-10-13 08:15:34,399 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 08:15:34,421 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 08:15:34,424 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 08:15:34,425 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 08:15:34,426 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 08:15:34,427 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2500a3a7-90c5-4715-946e-8fe4983c7de4/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/product-lines/minepump_spec5_product21.cil.c [2021-10-13 08:15:34,502 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2500a3a7-90c5-4715-946e-8fe4983c7de4/bin/utaipan-q2qaUkNPG8/data/fbad73b05/28f72ab3f4714c84a6c2116fe7cd6a07/FLAG9ed5a120b [2021-10-13 08:15:35,037 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 08:15:35,037 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2500a3a7-90c5-4715-946e-8fe4983c7de4/sv-benchmarks/c/product-lines/minepump_spec5_product21.cil.c [2021-10-13 08:15:35,055 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2500a3a7-90c5-4715-946e-8fe4983c7de4/bin/utaipan-q2qaUkNPG8/data/fbad73b05/28f72ab3f4714c84a6c2116fe7cd6a07/FLAG9ed5a120b [2021-10-13 08:15:35,353 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2500a3a7-90c5-4715-946e-8fe4983c7de4/bin/utaipan-q2qaUkNPG8/data/fbad73b05/28f72ab3f4714c84a6c2116fe7cd6a07 [2021-10-13 08:15:35,355 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 08:15:35,356 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 08:15:35,358 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 08:15:35,358 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 08:15:35,361 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 08:15:35,362 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:15:35" (1/1) ... [2021-10-13 08:15:35,363 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49920cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:15:35, skipping insertion in model container [2021-10-13 08:15:35,364 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:15:35" (1/1) ... [2021-10-13 08:15:35,370 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 08:15:35,448 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 08:15:35,648 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_2500a3a7-90c5-4715-946e-8fe4983c7de4/sv-benchmarks/c/product-lines/minepump_spec5_product21.cil.c[3403,3416] [2021-10-13 08:15:35,805 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 08:15:35,816 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-10-13 08:15:35,817 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6ba7c44e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:15:35, skipping insertion in model container [2021-10-13 08:15:35,817 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 08:15:35,817 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 08:15:35,820 INFO L168 Benchmark]: Toolchain (without parser) took 461.65 ms. Allocated memory was 77.6 MB in the beginning and 98.6 MB in the end (delta: 21.0 MB). Free memory was 41.4 MB in the beginning and 72.1 MB in the end (delta: -30.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-13 08:15:35,820 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 77.6 MB. Free memory was 58.5 MB in the beginning and 58.4 MB in the end (delta: 69.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 08:15:35,822 INFO L168 Benchmark]: CACSL2BoogieTranslator took 459.01 ms. Allocated memory was 77.6 MB in the beginning and 98.6 MB in the end (delta: 21.0 MB). Free memory was 41.2 MB in the beginning and 72.1 MB in the end (delta: -30.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 08:15:35,824 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 77.6 MB. Free memory was 58.5 MB in the beginning and 58.4 MB in the end (delta: 69.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 459.01 ms. Allocated memory was 77.6 MB in the beginning and 98.6 MB in the end (delta: 21.0 MB). Free memory was 41.2 MB in the beginning and 72.1 MB in the end (delta: -30.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 365]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 08:15:38,095 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 08:15:38,098 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 08:15:38,145 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 08:15:38,146 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 08:15:38,150 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 08:15:38,152 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 08:15:38,160 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 08:15:38,163 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 08:15:38,171 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 08:15:38,173 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 08:15:38,175 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 08:15:38,175 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 08:15:38,178 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 08:15:38,181 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 08:15:38,186 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 08:15:38,187 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 08:15:38,188 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 08:15:38,190 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 08:15:38,198 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 08:15:38,201 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 08:15:38,202 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 08:15:38,205 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 08:15:38,207 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 08:15:38,216 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 08:15:38,217 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 08:15:38,217 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 08:15:38,219 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 08:15:38,220 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 08:15:38,221 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 08:15:38,222 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 08:15:38,223 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 08:15:38,225 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 08:15:38,226 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 08:15:38,228 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 08:15:38,228 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 08:15:38,229 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 08:15:38,229 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 08:15:38,230 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 08:15:38,232 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 08:15:38,232 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 08:15:38,233 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2500a3a7-90c5-4715-946e-8fe4983c7de4/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-13 08:15:38,278 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 08:15:38,278 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 08:15:38,280 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 08:15:38,280 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 08:15:38,281 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 08:15:38,281 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 08:15:38,281 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 08:15:38,281 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 08:15:38,281 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 08:15:38,283 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 08:15:38,284 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 08:15:38,285 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 08:15:38,285 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 08:15:38,285 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 08:15:38,285 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 08:15:38,285 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 08:15:38,286 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 08:15:38,286 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 08:15:38,286 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 08:15:38,286 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 08:15:38,287 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 08:15:38,287 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 08:15:38,287 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 08:15:38,287 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 08:15:38,288 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 08:15:38,288 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 08:15:38,288 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 08:15:38,288 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 08:15:38,289 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 08:15:38,289 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 08:15:38,289 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-13 08:15:38,289 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 08:15:38,290 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 08:15:38,290 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 08:15:38,290 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 08:15:38,291 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_2500a3a7-90c5-4715-946e-8fe4983c7de4/bin/utaipan-q2qaUkNPG8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2500a3a7-90c5-4715-946e-8fe4983c7de4/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 48ed910b93267406c9d869c4be4310e79bd67c2e [2021-10-13 08:15:38,683 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 08:15:38,720 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 08:15:38,724 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 08:15:38,725 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 08:15:38,726 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 08:15:38,727 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2500a3a7-90c5-4715-946e-8fe4983c7de4/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/product-lines/minepump_spec5_product21.cil.c [2021-10-13 08:15:38,790 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2500a3a7-90c5-4715-946e-8fe4983c7de4/bin/utaipan-q2qaUkNPG8/data/d9c6e509a/47939938c6c74d6b9bed94070a11153d/FLAG0a2611315 [2021-10-13 08:15:39,353 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 08:15:39,353 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2500a3a7-90c5-4715-946e-8fe4983c7de4/sv-benchmarks/c/product-lines/minepump_spec5_product21.cil.c [2021-10-13 08:15:39,367 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2500a3a7-90c5-4715-946e-8fe4983c7de4/bin/utaipan-q2qaUkNPG8/data/d9c6e509a/47939938c6c74d6b9bed94070a11153d/FLAG0a2611315 [2021-10-13 08:15:39,656 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2500a3a7-90c5-4715-946e-8fe4983c7de4/bin/utaipan-q2qaUkNPG8/data/d9c6e509a/47939938c6c74d6b9bed94070a11153d [2021-10-13 08:15:39,663 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 08:15:39,664 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 08:15:39,667 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 08:15:39,667 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 08:15:39,671 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 08:15:39,671 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:15:39" (1/1) ... [2021-10-13 08:15:39,673 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6514a46c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:15:39, skipping insertion in model container [2021-10-13 08:15:39,673 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:15:39" (1/1) ... [2021-10-13 08:15:39,682 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 08:15:39,746 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 08:15:39,965 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_2500a3a7-90c5-4715-946e-8fe4983c7de4/sv-benchmarks/c/product-lines/minepump_spec5_product21.cil.c[3403,3416] [2021-10-13 08:15:40,120 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 08:15:40,135 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-13 08:15:40,144 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 08:15:40,155 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_2500a3a7-90c5-4715-946e-8fe4983c7de4/sv-benchmarks/c/product-lines/minepump_spec5_product21.cil.c[3403,3416] [2021-10-13 08:15:40,217 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 08:15:40,227 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 08:15:40,253 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_2500a3a7-90c5-4715-946e-8fe4983c7de4/sv-benchmarks/c/product-lines/minepump_spec5_product21.cil.c[3403,3416] [2021-10-13 08:15:40,321 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 08:15:40,341 INFO L208 MainTranslator]: Completed translation [2021-10-13 08:15:40,342 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:15:40 WrapperNode [2021-10-13 08:15:40,342 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 08:15:40,343 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 08:15:40,343 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 08:15:40,343 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 08:15:40,350 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:15:40" (1/1) ... [2021-10-13 08:15:40,369 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:15:40" (1/1) ... [2021-10-13 08:15:40,440 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 08:15:40,440 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 08:15:40,441 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 08:15:40,441 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 08:15:40,452 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:15:40" (1/1) ... [2021-10-13 08:15:40,452 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:15:40" (1/1) ... [2021-10-13 08:15:40,469 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:15:40" (1/1) ... [2021-10-13 08:15:40,469 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:15:40" (1/1) ... [2021-10-13 08:15:40,484 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:15:40" (1/1) ... [2021-10-13 08:15:40,492 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:15:40" (1/1) ... [2021-10-13 08:15:40,495 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:15:40" (1/1) ... [2021-10-13 08:15:40,502 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 08:15:40,503 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 08:15:40,503 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 08:15:40,503 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 08:15:40,504 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:15:40" (1/1) ... [2021-10-13 08:15:40,510 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 08:15:40,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2500a3a7-90c5-4715-946e-8fe4983c7de4/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 08:15:40,537 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2500a3a7-90c5-4715-946e-8fe4983c7de4/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 08:15:40,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2500a3a7-90c5-4715-946e-8fe4983c7de4/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 08:15:40,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 08:15:40,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-13 08:15:40,581 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 08:15:40,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 08:15:43,006 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 08:15:43,006 INFO L299 CfgBuilder]: Removed 170 assume(true) statements. [2021-10-13 08:15:43,009 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:15:43 BoogieIcfgContainer [2021-10-13 08:15:43,009 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 08:15:43,011 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 08:15:43,013 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 08:15:43,016 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 08:15:43,016 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 08:15:39" (1/3) ... [2021-10-13 08:15:43,017 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16fe5a70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:15:43, skipping insertion in model container [2021-10-13 08:15:43,017 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:15:40" (2/3) ... [2021-10-13 08:15:43,018 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16fe5a70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:15:43, skipping insertion in model container [2021-10-13 08:15:43,018 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:15:43" (3/3) ... [2021-10-13 08:15:43,019 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product21.cil.c [2021-10-13 08:15:43,025 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 08:15:43,025 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-13 08:15:43,081 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 08:15:43,089 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-13 08:15:43,089 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-13 08:15:43,114 INFO L276 IsEmpty]: Start isEmpty. Operand has 114 states, 110 states have (on average 1.5272727272727273) internal successors, (168), 113 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 08:15:43,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-13 08:15:43,126 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 08:15:43,127 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 08:15:43,128 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 08:15:43,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 08:15:43,133 INFO L82 PathProgramCache]: Analyzing trace with hash 1060984352, now seen corresponding path program 1 times [2021-10-13 08:15:43,150 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 08:15:43,150 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1150083867] [2021-10-13 08:15:43,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 08:15:43,151 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 08:15:43,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2500a3a7-90c5-4715-946e-8fe4983c7de4/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 08:15:43,154 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2500a3a7-90c5-4715-946e-8fe4983c7de4/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 08:15:43,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2500a3a7-90c5-4715-946e-8fe4983c7de4/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-13 08:15:43,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 08:15:43,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-13 08:15:43,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 08:15:43,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 08:15:43,515 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 08:15:43,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 08:15:43,577 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 08:15:43,578 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1150083867] [2021-10-13 08:15:43,578 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1150083867] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 08:15:43,579 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 08:15:43,579 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-13 08:15:43,581 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114859250] [2021-10-13 08:15:43,585 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-13 08:15:43,586 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 08:15:43,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-13 08:15:43,598 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 08:15:43,601 INFO L87 Difference]: Start difference. First operand has 114 states, 110 states have (on average 1.5272727272727273) internal successors, (168), 113 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 08:15:43,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 08:15:43,630 INFO L93 Difference]: Finished difference Result 221 states and 328 transitions. [2021-10-13 08:15:43,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-13 08:15:43,632 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-13 08:15:43,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 08:15:43,642 INFO L225 Difference]: With dead ends: 221 [2021-10-13 08:15:43,644 INFO L226 Difference]: Without dead ends: 110 [2021-10-13 08:15:43,647 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 08:15:43,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2021-10-13 08:15:43,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2021-10-13 08:15:43,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 107 states have (on average 1.4579439252336448) internal successors, (156), 109 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 08:15:43,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 156 transitions. [2021-10-13 08:15:43,691 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 156 transitions. Word has length 19 [2021-10-13 08:15:43,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 08:15:43,692 INFO L470 AbstractCegarLoop]: Abstraction has 110 states and 156 transitions. [2021-10-13 08:15:43,692 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 08:15:43,692 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 156 transitions. [2021-10-13 08:15:43,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-13 08:15:43,694 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 08:15:43,694 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 08:15:43,707 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2500a3a7-90c5-4715-946e-8fe4983c7de4/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2021-10-13 08:15:43,907 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2500a3a7-90c5-4715-946e-8fe4983c7de4/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 08:15:43,908 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 08:15:43,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 08:15:43,909 INFO L82 PathProgramCache]: Analyzing trace with hash 1752364560, now seen corresponding path program 1 times [2021-10-13 08:15:43,909 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 08:15:43,910 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1488890733] [2021-10-13 08:15:43,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 08:15:43,910 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 08:15:43,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2500a3a7-90c5-4715-946e-8fe4983c7de4/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 08:15:43,911 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2500a3a7-90c5-4715-946e-8fe4983c7de4/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 08:15:43,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2500a3a7-90c5-4715-946e-8fe4983c7de4/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-13 08:15:44,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 08:15:44,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 08:15:44,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 08:15:44,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 08:15:44,193 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 08:15:44,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 08:15:44,269 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 08:15:44,270 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1488890733] [2021-10-13 08:15:44,270 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1488890733] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 08:15:44,270 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 08:15:44,270 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-13 08:15:44,271 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1169636500] [2021-10-13 08:15:44,273 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 08:15:44,273 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 08:15:44,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 08:15:44,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 08:15:44,279 INFO L87 Difference]: Start difference. First operand 110 states and 156 transitions. Second operand has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 08:15:44,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 08:15:44,316 INFO L93 Difference]: Finished difference Result 110 states and 156 transitions. [2021-10-13 08:15:44,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 08:15:44,317 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-10-13 08:15:44,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 08:15:44,320 INFO L225 Difference]: With dead ends: 110 [2021-10-13 08:15:44,320 INFO L226 Difference]: Without dead ends: 47 [2021-10-13 08:15:44,322 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.9ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 08:15:44,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2021-10-13 08:15:44,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2021-10-13 08:15:44,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 46 states have (on average 1.434782608695652) internal successors, (66), 46 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 08:15:44,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 66 transitions. [2021-10-13 08:15:44,334 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 66 transitions. Word has length 20 [2021-10-13 08:15:44,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 08:15:44,334 INFO L470 AbstractCegarLoop]: Abstraction has 47 states and 66 transitions. [2021-10-13 08:15:44,335 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 08:15:44,335 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 66 transitions. [2021-10-13 08:15:44,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-13 08:15:44,336 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 08:15:44,336 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 08:15:44,351 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2500a3a7-90c5-4715-946e-8fe4983c7de4/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (3)] Ended with exit code 0 [2021-10-13 08:15:44,548 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2500a3a7-90c5-4715-946e-8fe4983c7de4/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 08:15:44,549 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 08:15:44,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 08:15:44,549 INFO L82 PathProgramCache]: Analyzing trace with hash 1184073624, now seen corresponding path program 1 times [2021-10-13 08:15:44,550 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 08:15:44,550 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [988365136] [2021-10-13 08:15:44,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 08:15:44,551 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 08:15:44,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2500a3a7-90c5-4715-946e-8fe4983c7de4/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 08:15:44,552 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2500a3a7-90c5-4715-946e-8fe4983c7de4/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 08:15:44,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2500a3a7-90c5-4715-946e-8fe4983c7de4/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-13 08:15:44,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 08:15:44,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 08:15:44,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 08:15:44,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 08:15:44,920 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 08:15:45,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 08:15:45,047 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 08:15:45,047 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [988365136] [2021-10-13 08:15:45,048 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [988365136] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 08:15:45,048 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 08:15:45,048 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-10-13 08:15:45,048 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1122130919] [2021-10-13 08:15:45,049 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 08:15:45,049 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 08:15:45,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 08:15:45,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 08:15:45,050 INFO L87 Difference]: Start difference. First operand 47 states and 66 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 08:15:45,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 08:15:45,060 INFO L93 Difference]: Finished difference Result 87 states and 125 transitions. [2021-10-13 08:15:45,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 08:15:45,061 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-10-13 08:15:45,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 08:15:45,062 INFO L225 Difference]: With dead ends: 87 [2021-10-13 08:15:45,062 INFO L226 Difference]: Without dead ends: 47 [2021-10-13 08:15:45,063 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.4ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 08:15:45,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2021-10-13 08:15:45,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2021-10-13 08:15:45,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 46 states have (on average 1.4130434782608696) internal successors, (65), 46 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 08:15:45,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 65 transitions. [2021-10-13 08:15:45,070 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 65 transitions. Word has length 26 [2021-10-13 08:15:45,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 08:15:45,070 INFO L470 AbstractCegarLoop]: Abstraction has 47 states and 65 transitions. [2021-10-13 08:15:45,071 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 08:15:45,071 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 65 transitions. [2021-10-13 08:15:45,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-13 08:15:45,072 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 08:15:45,072 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 08:15:45,090 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2500a3a7-90c5-4715-946e-8fe4983c7de4/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-13 08:15:45,285 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2500a3a7-90c5-4715-946e-8fe4983c7de4/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 08:15:45,285 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 08:15:45,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 08:15:45,286 INFO L82 PathProgramCache]: Analyzing trace with hash -1379564950, now seen corresponding path program 1 times [2021-10-13 08:15:45,286 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 08:15:45,287 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [981099601] [2021-10-13 08:15:45,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 08:15:45,287 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 08:15:45,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2500a3a7-90c5-4715-946e-8fe4983c7de4/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 08:15:45,289 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2500a3a7-90c5-4715-946e-8fe4983c7de4/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 08:15:45,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2500a3a7-90c5-4715-946e-8fe4983c7de4/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-13 08:15:45,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 08:15:45,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 08:15:45,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 08:15:45,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 08:15:45,611 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 08:15:45,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 08:15:45,694 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 08:15:45,694 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [981099601] [2021-10-13 08:15:45,695 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [981099601] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 08:15:45,695 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 08:15:45,695 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-13 08:15:45,695 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1321153154] [2021-10-13 08:15:45,696 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 08:15:45,696 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 08:15:45,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 08:15:45,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 08:15:45,697 INFO L87 Difference]: Start difference. First operand 47 states and 65 transitions. Second operand has 5 states, 5 states have (on average 5.6) internal successors, (28), 5 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 08:15:45,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 08:15:45,800 INFO L93 Difference]: Finished difference Result 99 states and 143 transitions. [2021-10-13 08:15:45,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 08:15:45,801 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.6) internal successors, (28), 5 states have internal predecessors, (28), 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 28 [2021-10-13 08:15:45,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 08:15:45,801 INFO L225 Difference]: With dead ends: 99 [2021-10-13 08:15:45,802 INFO L226 Difference]: Without dead ends: 0 [2021-10-13 08:15:45,802 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 31.5ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 08:15:45,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-13 08:15:45,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-13 08:15:45,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 08:15:45,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 08:15:45,803 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 28 [2021-10-13 08:15:45,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 08:15:45,804 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 08:15:45,804 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.6) internal successors, (28), 5 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 08:15:45,804 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-13 08:15:45,804 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 08:15:45,806 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 08:15:45,807 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 08:15:45,807 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 08:15:45,823 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2500a3a7-90c5-4715-946e-8fe4983c7de4/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-13 08:15:46,007 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2500a3a7-90c5-4715-946e-8fe4983c7de4/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 08:15:46,009 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-13 08:15:46,012 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:15:46,042 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:15:46,043 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:15:46,053 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:15:46,061 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:15:46,068 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:15:46,068 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:15:46,070 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:15:46,071 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:15:46,072 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:15:46,073 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:15:46,073 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:15:46,074 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:15:46,075 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:15:46,076 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:15:46,077 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:15:46,079 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:15:46,084 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:15:46,085 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:15:46,086 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:15:46,087 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:15:46,089 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:15:46,090 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:15:46,092 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:15:46,093 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:15:46,093 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:15:46,094 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:15:46,095 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:15:46,096 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:15:46,096 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:15:46,097 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:15:46,098 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:15:46,099 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:15:46,100 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:15:46,100 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:15:46,101 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:15:46,107 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:15:46,109 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:15:46,110 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:15:46,111 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:15:46,112 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:15:46,117 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:15:46,118 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:15:46,123 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:15:46,124 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:15:46,125 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:15:46,126 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:15:46,126 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:15:46,127 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:15:46,273 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 204) no Hoare annotation was computed. [2021-10-13 08:15:46,273 INFO L857 garLoopResultBuilder]: For program point L204(line 204) no Hoare annotation was computed. [2021-10-13 08:15:46,273 INFO L857 garLoopResultBuilder]: For program point L204-1(line 204) no Hoare annotation was computed. [2021-10-13 08:15:46,274 INFO L857 garLoopResultBuilder]: For program point L204-2(line 204) no Hoare annotation was computed. [2021-10-13 08:15:46,274 INFO L853 garLoopResultBuilder]: At program point L105(lines 101 107) the Hoare annotation is: (and (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 08:15:46,274 INFO L857 garLoopResultBuilder]: For program point L733(lines 733 739) no Hoare annotation was computed. [2021-10-13 08:15:46,274 INFO L853 garLoopResultBuilder]: At program point L733-1(lines 733 739) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 08:15:46,274 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 204) no Hoare annotation was computed. [2021-10-13 08:15:46,275 INFO L860 garLoopResultBuilder]: At program point L143(lines 124 146) the Hoare annotation is: true [2021-10-13 08:15:46,275 INFO L857 garLoopResultBuilder]: For program point L243(lines 243 247) no Hoare annotation was computed. [2021-10-13 08:15:46,275 INFO L857 garLoopResultBuilder]: For program point L838(lines 838 855) no Hoare annotation was computed. [2021-10-13 08:15:46,275 INFO L857 garLoopResultBuilder]: For program point L838-1(lines 838 855) no Hoare annotation was computed. [2021-10-13 08:15:46,275 INFO L857 garLoopResultBuilder]: For program point L838-2(lines 838 855) no Hoare annotation was computed. [2021-10-13 08:15:46,275 INFO L857 garLoopResultBuilder]: For program point L178(lines 178 195) no Hoare annotation was computed. [2021-10-13 08:15:46,276 INFO L853 garLoopResultBuilder]: At program point L178-1(lines 1 949) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 08:15:46,276 INFO L857 garLoopResultBuilder]: For program point L178-2(lines 178 195) no Hoare annotation was computed. [2021-10-13 08:15:46,276 INFO L853 garLoopResultBuilder]: At program point L178-3(lines 1 949) the Hoare annotation is: false [2021-10-13 08:15:46,276 INFO L857 garLoopResultBuilder]: For program point L178-4(lines 178 195) no Hoare annotation was computed. [2021-10-13 08:15:46,276 INFO L853 garLoopResultBuilder]: At program point L178-5(lines 1 949) the Hoare annotation is: false [2021-10-13 08:15:46,276 INFO L857 garLoopResultBuilder]: For program point L940(lines 940 944) no Hoare annotation was computed. [2021-10-13 08:15:46,276 INFO L857 garLoopResultBuilder]: For program point L940-2(lines 940 944) no Hoare annotation was computed. [2021-10-13 08:15:46,277 INFO L857 garLoopResultBuilder]: For program point L940-3(lines 940 944) no Hoare annotation was computed. [2021-10-13 08:15:46,277 INFO L857 garLoopResultBuilder]: For program point L940-5(lines 940 944) no Hoare annotation was computed. [2021-10-13 08:15:46,277 INFO L857 garLoopResultBuilder]: For program point L940-6(lines 940 944) no Hoare annotation was computed. [2021-10-13 08:15:46,277 INFO L857 garLoopResultBuilder]: For program point L940-8(lines 940 944) no Hoare annotation was computed. [2021-10-13 08:15:46,277 INFO L857 garLoopResultBuilder]: For program point L940-9(lines 940 944) no Hoare annotation was computed. [2021-10-13 08:15:46,277 INFO L857 garLoopResultBuilder]: For program point L940-11(lines 940 944) no Hoare annotation was computed. [2021-10-13 08:15:46,277 INFO L857 garLoopResultBuilder]: For program point L940-12(lines 940 944) no Hoare annotation was computed. [2021-10-13 08:15:46,278 INFO L857 garLoopResultBuilder]: For program point L940-14(lines 940 944) no Hoare annotation was computed. [2021-10-13 08:15:46,278 INFO L857 garLoopResultBuilder]: For program point L940-15(lines 940 944) no Hoare annotation was computed. [2021-10-13 08:15:46,278 INFO L857 garLoopResultBuilder]: For program point L940-17(lines 940 944) no Hoare annotation was computed. [2021-10-13 08:15:46,278 INFO L857 garLoopResultBuilder]: For program point L842(lines 842 850) no Hoare annotation was computed. [2021-10-13 08:15:46,278 INFO L857 garLoopResultBuilder]: For program point L842-1(lines 842 850) no Hoare annotation was computed. [2021-10-13 08:15:46,278 INFO L857 garLoopResultBuilder]: For program point L842-2(lines 842 850) no Hoare annotation was computed. [2021-10-13 08:15:46,278 INFO L857 garLoopResultBuilder]: For program point L743(lines 743 754) no Hoare annotation was computed. [2021-10-13 08:15:46,279 INFO L857 garLoopResultBuilder]: For program point L182(lines 182 192) no Hoare annotation was computed. [2021-10-13 08:15:46,279 INFO L857 garLoopResultBuilder]: For program point L182-2(lines 182 192) no Hoare annotation was computed. [2021-10-13 08:15:46,279 INFO L857 garLoopResultBuilder]: For program point L182-4(lines 182 192) no Hoare annotation was computed. [2021-10-13 08:15:46,279 INFO L857 garLoopResultBuilder]: For program point L183(lines 183 189) no Hoare annotation was computed. [2021-10-13 08:15:46,279 INFO L857 garLoopResultBuilder]: For program point L183-2(lines 183 189) no Hoare annotation was computed. [2021-10-13 08:15:46,279 INFO L857 garLoopResultBuilder]: For program point L183-4(lines 183 189) no Hoare annotation was computed. [2021-10-13 08:15:46,279 INFO L857 garLoopResultBuilder]: For program point L812(lines 812 829) no Hoare annotation was computed. [2021-10-13 08:15:46,280 INFO L857 garLoopResultBuilder]: For program point L812-1(lines 812 829) no Hoare annotation was computed. [2021-10-13 08:15:46,280 INFO L857 garLoopResultBuilder]: For program point L812-2(lines 812 829) no Hoare annotation was computed. [2021-10-13 08:15:46,280 INFO L857 garLoopResultBuilder]: For program point L812-3(lines 812 829) no Hoare annotation was computed. [2021-10-13 08:15:46,280 INFO L857 garLoopResultBuilder]: For program point L812-4(lines 812 829) no Hoare annotation was computed. [2021-10-13 08:15:46,280 INFO L857 garLoopResultBuilder]: For program point L812-5(lines 812 829) no Hoare annotation was computed. [2021-10-13 08:15:46,280 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-13 08:15:46,281 INFO L853 garLoopResultBuilder]: At program point L780(lines 776 798) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 08:15:46,281 INFO L853 garLoopResultBuilder]: At program point L780-1(lines 776 798) the Hoare annotation is: false [2021-10-13 08:15:46,281 INFO L857 garLoopResultBuilder]: For program point L714(lines 713 758) no Hoare annotation was computed. [2021-10-13 08:15:46,281 INFO L853 garLoopResultBuilder]: At program point L780-2(lines 776 798) the Hoare annotation is: false [2021-10-13 08:15:46,281 INFO L857 garLoopResultBuilder]: For program point L219(lines 219 223) no Hoare annotation was computed. [2021-10-13 08:15:46,281 INFO L857 garLoopResultBuilder]: For program point L219-3(lines 219 223) no Hoare annotation was computed. [2021-10-13 08:15:46,281 INFO L857 garLoopResultBuilder]: For program point L219-6(lines 219 223) no Hoare annotation was computed. [2021-10-13 08:15:46,281 INFO L853 garLoopResultBuilder]: At program point L54-2(lines 54 68) the Hoare annotation is: false [2021-10-13 08:15:46,282 INFO L853 garLoopResultBuilder]: At program point L946(lines 931 949) the Hoare annotation is: false [2021-10-13 08:15:46,282 INFO L853 garLoopResultBuilder]: At program point L946-1(lines 931 949) the Hoare annotation is: false [2021-10-13 08:15:46,282 INFO L853 garLoopResultBuilder]: At program point L946-2(lines 931 949) the Hoare annotation is: false [2021-10-13 08:15:46,282 INFO L853 garLoopResultBuilder]: At program point L946-3(lines 931 949) the Hoare annotation is: false [2021-10-13 08:15:46,282 INFO L853 garLoopResultBuilder]: At program point L946-4(lines 931 949) the Hoare annotation is: false [2021-10-13 08:15:46,283 INFO L853 garLoopResultBuilder]: At program point L946-5(lines 931 949) the Hoare annotation is: false [2021-10-13 08:15:46,283 INFO L857 garLoopResultBuilder]: For program point L715(lines 715 719) no Hoare annotation was computed. [2021-10-13 08:15:46,283 INFO L857 garLoopResultBuilder]: For program point L55(line 55) no Hoare annotation was computed. [2021-10-13 08:15:46,283 INFO L857 garLoopResultBuilder]: For program point L749(lines 749 753) no Hoare annotation was computed. [2021-10-13 08:15:46,283 INFO L857 garLoopResultBuilder]: For program point L749-2(lines 743 754) no Hoare annotation was computed. [2021-10-13 08:15:46,283 INFO L853 garLoopResultBuilder]: At program point L882(lines 875 885) the Hoare annotation is: false [2021-10-13 08:15:46,284 INFO L853 garLoopResultBuilder]: At program point L882-1(lines 875 885) the Hoare annotation is: false [2021-10-13 08:15:46,284 INFO L857 garLoopResultBuilder]: For program point L816(lines 816 824) no Hoare annotation was computed. [2021-10-13 08:15:46,284 INFO L853 garLoopResultBuilder]: At program point L882-2(lines 875 885) the Hoare annotation is: false [2021-10-13 08:15:46,284 INFO L857 garLoopResultBuilder]: For program point L816-1(lines 816 824) no Hoare annotation was computed. [2021-10-13 08:15:46,284 INFO L857 garLoopResultBuilder]: For program point L816-2(lines 816 824) no Hoare annotation was computed. [2021-10-13 08:15:46,284 INFO L857 garLoopResultBuilder]: For program point L816-3(lines 816 824) no Hoare annotation was computed. [2021-10-13 08:15:46,284 INFO L857 garLoopResultBuilder]: For program point L816-4(lines 816 824) no Hoare annotation was computed. [2021-10-13 08:15:46,285 INFO L857 garLoopResultBuilder]: For program point L816-5(lines 816 824) no Hoare annotation was computed. [2021-10-13 08:15:46,285 INFO L853 garLoopResultBuilder]: At program point L288(lines 283 291) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 08:15:46,285 INFO L853 garLoopResultBuilder]: At program point L288-1(lines 283 291) the Hoare annotation is: false [2021-10-13 08:15:46,285 INFO L853 garLoopResultBuilder]: At program point L288-2(lines 283 291) the Hoare annotation is: false [2021-10-13 08:15:46,285 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-13 08:15:46,286 INFO L853 garLoopResultBuilder]: At program point L256(lines 251 259) the Hoare annotation is: false [2021-10-13 08:15:46,286 INFO L853 garLoopResultBuilder]: At program point L256-1(lines 251 259) the Hoare annotation is: false [2021-10-13 08:15:46,286 INFO L853 garLoopResultBuilder]: At program point L256-2(lines 251 259) the Hoare annotation is: false [2021-10-13 08:15:46,286 INFO L853 garLoopResultBuilder]: At program point L157(lines 152 159) the Hoare annotation is: (and (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 08:15:46,286 INFO L857 garLoopResultBuilder]: For program point L58(lines 58 62) no Hoare annotation was computed. [2021-10-13 08:15:46,286 INFO L857 garLoopResultBuilder]: For program point L58-1(lines 58 62) no Hoare annotation was computed. [2021-10-13 08:15:46,291 INFO L853 garLoopResultBuilder]: At program point L324(lines 1 949) the Hoare annotation is: (and (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 08:15:46,291 INFO L853 garLoopResultBuilder]: At program point L787(lines 787 793) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 08:15:46,291 INFO L853 garLoopResultBuilder]: At program point L787-1(lines 787 793) the Hoare annotation is: false [2021-10-13 08:15:46,292 INFO L853 garLoopResultBuilder]: At program point L787-2(lines 787 793) the Hoare annotation is: false [2021-10-13 08:15:46,292 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-13 08:15:46,292 INFO L857 garLoopResultBuilder]: For program point L723(lines 723 729) no Hoare annotation was computed. [2021-10-13 08:15:46,292 INFO L853 garLoopResultBuilder]: At program point L723-1(lines 723 729) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 08:15:46,292 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-13 08:15:46,293 INFO L853 garLoopResultBuilder]: At program point L891(lines 886 894) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 08:15:46,293 INFO L853 garLoopResultBuilder]: At program point L891-1(lines 886 894) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 08:15:46,296 INFO L853 garLoopResultBuilder]: At program point L891-2(lines 886 894) the Hoare annotation is: false [2021-10-13 08:15:46,296 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 204) no Hoare annotation was computed. [2021-10-13 08:15:46,297 INFO L853 garLoopResultBuilder]: At program point L891-3(lines 886 894) the Hoare annotation is: false [2021-10-13 08:15:46,297 INFO L853 garLoopResultBuilder]: At program point L759(lines 712 760) the Hoare annotation is: false [2021-10-13 08:15:46,297 INFO L853 garLoopResultBuilder]: At program point L891-4(lines 886 894) the Hoare annotation is: false [2021-10-13 08:15:46,298 INFO L853 garLoopResultBuilder]: At program point L891-5(lines 886 894) the Hoare annotation is: false [2021-10-13 08:15:46,298 INFO L853 garLoopResultBuilder]: At program point L297(lines 292 300) the Hoare annotation is: false [2021-10-13 08:15:46,298 INFO L853 garLoopResultBuilder]: At program point L297-1(lines 292 300) the Hoare annotation is: false [2021-10-13 08:15:46,299 INFO L857 garLoopResultBuilder]: For program point L231(lines 231 235) no Hoare annotation was computed. [2021-10-13 08:15:46,304 INFO L853 garLoopResultBuilder]: At program point L297-2(lines 292 300) the Hoare annotation is: false [2021-10-13 08:15:46,304 INFO L853 garLoopResultBuilder]: At program point L297-3(lines 292 300) the Hoare annotation is: false [2021-10-13 08:15:46,304 INFO L853 garLoopResultBuilder]: At program point L297-4(lines 292 300) the Hoare annotation is: false [2021-10-13 08:15:46,304 INFO L853 garLoopResultBuilder]: At program point L297-5(lines 292 300) the Hoare annotation is: false [2021-10-13 08:15:46,305 INFO L853 garLoopResultBuilder]: At program point L332(lines 327 335) the Hoare annotation is: (and (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 08:15:46,305 INFO L853 garLoopResultBuilder]: At program point L167(lines 780 786) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 08:15:46,305 INFO L857 garLoopResultBuilder]: For program point L134(lines 134 141) no Hoare annotation was computed. [2021-10-13 08:15:46,305 INFO L853 garLoopResultBuilder]: At program point L167-1(lines 780 786) the Hoare annotation is: false [2021-10-13 08:15:46,305 INFO L853 garLoopResultBuilder]: At program point L167-2(lines 780 786) the Hoare annotation is: false [2021-10-13 08:15:46,306 INFO L860 garLoopResultBuilder]: At program point L134-1(lines 134 141) the Hoare annotation is: true [2021-10-13 08:15:46,310 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 08:15:46,333 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 08:15:46 BoogieIcfgContainer [2021-10-13 08:15:46,343 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 08:15:46,343 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 08:15:46,344 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 08:15:46,344 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 08:15:46,344 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:15:43" (3/4) ... [2021-10-13 08:15:46,347 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 08:15:46,378 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-13 08:15:46,379 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-13 08:15:46,380 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-13 08:15:46,382 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-13 08:15:46,383 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-13 08:15:46,384 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 08:15:46,385 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 08:15:46,417 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-13 08:15:46,418 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-13 08:15:46,418 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-13 08:15:46,418 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-13 08:15:46,420 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-13 08:15:46,422 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-13 08:15:46,508 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2500a3a7-90c5-4715-946e-8fe4983c7de4/bin/utaipan-q2qaUkNPG8/witness.graphml [2021-10-13 08:15:46,508 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 08:15:46,510 INFO L168 Benchmark]: Toolchain (without parser) took 6844.63 ms. Allocated memory was 62.9 MB in the beginning and 77.6 MB in the end (delta: 14.7 MB). Free memory was 41.1 MB in the beginning and 47.2 MB in the end (delta: -6.1 MB). Peak memory consumption was 29.7 MB. Max. memory is 16.1 GB. [2021-10-13 08:15:46,510 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 62.9 MB. Free memory is still 43.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 08:15:46,511 INFO L168 Benchmark]: CACSL2BoogieTranslator took 675.01 ms. Allocated memory is still 62.9 MB. Free memory was 40.9 MB in the beginning and 30.8 MB in the end (delta: 10.1 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-13 08:15:46,511 INFO L168 Benchmark]: Boogie Procedure Inliner took 97.03 ms. Allocated memory is still 62.9 MB. Free memory was 30.6 MB in the beginning and 44.3 MB in the end (delta: -13.7 MB). Peak memory consumption was 7.9 MB. Max. memory is 16.1 GB. [2021-10-13 08:15:46,512 INFO L168 Benchmark]: Boogie Preprocessor took 61.51 ms. Allocated memory is still 62.9 MB. Free memory was 44.3 MB in the beginning and 41.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 08:15:46,512 INFO L168 Benchmark]: RCFGBuilder took 2506.77 ms. Allocated memory was 62.9 MB in the beginning and 77.6 MB in the end (delta: 14.7 MB). Free memory was 41.6 MB in the beginning and 40.2 MB in the end (delta: 1.4 MB). Peak memory consumption was 23.5 MB. Max. memory is 16.1 GB. [2021-10-13 08:15:46,512 INFO L168 Benchmark]: TraceAbstraction took 3331.74 ms. Allocated memory is still 77.6 MB. Free memory was 39.8 MB in the beginning and 29.0 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.2 MB. Max. memory is 16.1 GB. [2021-10-13 08:15:46,513 INFO L168 Benchmark]: Witness Printer took 164.84 ms. Allocated memory is still 77.6 MB. Free memory was 29.0 MB in the beginning and 47.2 MB in the end (delta: -18.3 MB). Peak memory consumption was 3.7 MB. Max. memory is 16.1 GB. [2021-10-13 08:15:46,515 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 62.9 MB. Free memory is still 43.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 675.01 ms. Allocated memory is still 62.9 MB. Free memory was 40.9 MB in the beginning and 30.8 MB in the end (delta: 10.1 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 97.03 ms. Allocated memory is still 62.9 MB. Free memory was 30.6 MB in the beginning and 44.3 MB in the end (delta: -13.7 MB). Peak memory consumption was 7.9 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 61.51 ms. Allocated memory is still 62.9 MB. Free memory was 44.3 MB in the beginning and 41.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2506.77 ms. Allocated memory was 62.9 MB in the beginning and 77.6 MB in the end (delta: 14.7 MB). Free memory was 41.6 MB in the beginning and 40.2 MB in the end (delta: 1.4 MB). Peak memory consumption was 23.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 3331.74 ms. Allocated memory is still 77.6 MB. Free memory was 39.8 MB in the beginning and 29.0 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.2 MB. Max. memory is 16.1 GB. * Witness Printer took 164.84 ms. Allocated memory is still 77.6 MB. Free memory was 29.0 MB in the beginning and 47.2 MB in the end (delta: -18.3 MB). Peak memory consumption was 3.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 204]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 204]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 204]: 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, 114 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 3230.5ms, OverallIterations: 4, TraceHistogramMax: 1, EmptinessCheckTime: 25.0ms, AutomataDifference: 229.2ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 264.8ms, InitialAbstractionConstructionTime: 15.9ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 354 SDtfs, 291 SDslu, 74 SDs, 0 SdLazy, 25 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 59.8ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 182 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 49.2ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=114occurred in iteration=0, InterpolantAutomatonStates: 13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 47.5ms AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 49 LocationsWithAnnotation, 49 PreInvPairs, 70 NumberOfFragments, 172 HoareAnnotationTreeSize, 49 FomulaSimplifications, 158 FormulaSimplificationTreeSizeReduction, 115.8ms HoareSimplificationTime, 49 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 139.0ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 104.7ms SsaConstructionTime, 492.9ms SatisfiabilityAnalysisTime, 803.1ms InterpolantComputationTime, 93 NumberOfCodeBlocks, 93 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 178 ConstructedInterpolants, 0 QuantifiedInterpolants, 296 SizeOfPredicates, 4 NumberOfNonLiveVariables, 797 ConjunctsInSsa, 10 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 292]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 875]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 733]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 886]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 152]: Loop Invariant Derived loop invariant: systemActive == 1bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 292]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 251]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 931]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 931]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: systemActive == 1bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: systemActive == 1bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 780]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 787]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 886]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 886]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 327]: Loop Invariant Derived loop invariant: systemActive == 1bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 283]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 780]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 931]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 292]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 931]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 124]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 292]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 292]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 886]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 712]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 886]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 292]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 875]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 886]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 780]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 283]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 723]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 251]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 787]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 875]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 931]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 931]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 787]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 251]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 283]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-13 08:15:46,580 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2500a3a7-90c5-4715-946e-8fe4983c7de4/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...