./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product62.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_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/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_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product62.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/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_c27a45a7-dbe1-4afc-938c-075dfc66d11f/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 f29d91945fbff4cc0c2de7e0e7b2e2b9e380e9fb ............................................................................................................................................ 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_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/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_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product62.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/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_c27a45a7-dbe1-4afc-938c-075dfc66d11f/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 f29d91945fbff4cc0c2de7e0e7b2e2b9e380e9fb ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 08:06:34,848 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 08:06:34,850 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 08:06:34,895 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 08:06:34,896 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 08:06:34,901 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 08:06:34,903 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 08:06:34,907 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 08:06:34,911 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 08:06:34,919 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 08:06:34,920 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 08:06:34,922 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 08:06:34,922 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 08:06:34,925 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 08:06:34,928 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 08:06:34,936 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 08:06:34,937 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 08:06:34,938 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 08:06:34,941 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 08:06:34,951 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 08:06:34,955 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 08:06:34,956 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 08:06:34,957 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 08:06:34,958 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 08:06:34,962 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 08:06:34,962 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 08:06:34,963 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 08:06:34,964 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 08:06:34,964 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 08:06:34,966 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 08:06:34,966 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 08:06:34,967 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 08:06:34,968 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 08:06:34,969 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 08:06:34,970 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 08:06:34,970 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 08:06:34,971 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 08:06:34,971 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 08:06:34,972 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 08:06:34,973 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 08:06:34,974 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 08:06:34,975 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-13 08:06:35,002 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 08:06:35,002 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 08:06:35,003 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 08:06:35,004 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 08:06:35,004 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 08:06:35,004 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 08:06:35,004 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-13 08:06:35,005 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 08:06:35,005 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 08:06:35,005 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-13 08:06:35,005 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-13 08:06:35,006 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 08:06:35,006 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-13 08:06:35,006 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-13 08:06:35,006 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-13 08:06:35,007 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 08:06:35,007 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 08:06:35,008 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 08:06:35,008 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 08:06:35,008 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 08:06:35,008 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 08:06:35,009 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 08:06:35,009 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 08:06:35,009 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 08:06:35,009 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 08:06:35,010 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 08:06:35,010 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 08:06:35,010 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 08:06:35,010 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 08:06:35,011 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 08:06:35,011 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 08:06:35,011 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 08:06:35,011 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 08:06:35,012 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 08:06:35,012 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-13 08:06:35,012 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 08:06:35,012 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 08:06:35,013 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 08:06:35,013 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 08:06:35,013 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_c27a45a7-dbe1-4afc-938c-075dfc66d11f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f29d91945fbff4cc0c2de7e0e7b2e2b9e380e9fb [2021-10-13 08:06:35,262 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 08:06:35,295 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 08:06:35,299 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 08:06:35,300 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 08:06:35,301 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 08:06:35,302 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/product-lines/minepump_spec1_product62.cil.c [2021-10-13 08:06:35,378 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/data/f04d4148a/b9bc6556a6ca4967887b6dcad262f7bc/FLAG87503674b [2021-10-13 08:06:35,871 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 08:06:35,872 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/sv-benchmarks/c/product-lines/minepump_spec1_product62.cil.c [2021-10-13 08:06:35,888 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/data/f04d4148a/b9bc6556a6ca4967887b6dcad262f7bc/FLAG87503674b [2021-10-13 08:06:36,164 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/data/f04d4148a/b9bc6556a6ca4967887b6dcad262f7bc [2021-10-13 08:06:36,166 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 08:06:36,167 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 08:06:36,170 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 08:06:36,171 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 08:06:36,174 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 08:06:36,174 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:06:36" (1/1) ... [2021-10-13 08:06:36,176 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@326397cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:36, skipping insertion in model container [2021-10-13 08:06:36,178 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:06:36" (1/1) ... [2021-10-13 08:06:36,186 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 08:06:36,231 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 08:06:36,585 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_c27a45a7-dbe1-4afc-938c-075dfc66d11f/sv-benchmarks/c/product-lines/minepump_spec1_product62.cil.c[18861,18874] [2021-10-13 08:06:36,587 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 08:06:36,610 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 08:06:36,611 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@b54e6c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:36, skipping insertion in model container [2021-10-13 08:06:36,611 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 08:06:36,611 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 08:06:36,614 INFO L168 Benchmark]: Toolchain (without parser) took 444.95 ms. Allocated memory was 92.3 MB in the beginning and 113.2 MB in the end (delta: 21.0 MB). Free memory was 53.3 MB in the beginning and 85.4 MB in the end (delta: -32.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 08:06:36,615 INFO L168 Benchmark]: CDTParser took 0.89 ms. Allocated memory is still 92.3 MB. Free memory was 71.1 MB in the beginning and 71.0 MB in the end (delta: 125.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 08:06:36,617 INFO L168 Benchmark]: CACSL2BoogieTranslator took 441.12 ms. Allocated memory was 92.3 MB in the beginning and 113.2 MB in the end (delta: 21.0 MB). Free memory was 53.1 MB in the beginning and 85.4 MB in the end (delta: -32.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 08:06:36,620 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.89 ms. Allocated memory is still 92.3 MB. Free memory was 71.1 MB in the beginning and 71.0 MB in the end (delta: 125.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 441.12 ms. Allocated memory was 92.3 MB in the beginning and 113.2 MB in the end (delta: 21.0 MB). Free memory was 53.1 MB in the beginning and 85.4 MB in the end (delta: -32.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 438]: 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 08:06:38,773 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 08:06:38,776 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 08:06:38,819 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 08:06:38,820 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 08:06:38,825 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 08:06:38,829 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 08:06:38,835 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 08:06:38,839 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 08:06:38,848 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 08:06:38,850 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 08:06:38,852 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 08:06:38,853 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 08:06:38,856 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 08:06:38,859 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 08:06:38,861 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 08:06:38,863 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 08:06:38,865 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 08:06:38,870 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 08:06:38,879 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 08:06:38,881 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 08:06:38,883 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 08:06:38,885 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 08:06:38,888 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 08:06:38,898 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 08:06:38,899 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 08:06:38,899 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 08:06:38,901 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 08:06:38,902 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 08:06:38,903 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 08:06:38,904 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 08:06:38,906 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 08:06:38,908 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 08:06:38,909 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 08:06:38,911 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 08:06:38,911 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 08:06:38,912 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 08:06:38,912 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 08:06:38,913 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 08:06:38,915 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 08:06:38,916 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 08:06:38,917 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-13 08:06:38,988 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 08:06:38,989 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 08:06:38,990 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 08:06:38,991 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 08:06:38,991 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 08:06:38,991 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 08:06:38,992 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 08:06:38,992 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 08:06:38,992 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 08:06:38,994 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 08:06:38,995 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 08:06:38,995 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 08:06:38,996 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 08:06:38,996 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 08:06:38,996 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 08:06:38,997 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 08:06:38,997 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 08:06:38,997 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 08:06:38,997 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 08:06:38,998 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 08:06:38,998 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 08:06:38,998 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 08:06:38,998 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 08:06:38,999 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 08:06:38,999 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 08:06:38,999 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 08:06:39,000 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 08:06:39,000 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 08:06:39,000 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 08:06:39,000 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 08:06:39,001 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-13 08:06:39,001 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 08:06:39,001 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 08:06:39,002 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 08:06:39,002 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 08:06:39,002 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_c27a45a7-dbe1-4afc-938c-075dfc66d11f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f29d91945fbff4cc0c2de7e0e7b2e2b9e380e9fb [2021-10-13 08:06:39,460 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 08:06:39,488 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 08:06:39,492 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 08:06:39,493 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 08:06:39,494 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 08:06:39,495 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/product-lines/minepump_spec1_product62.cil.c [2021-10-13 08:06:39,571 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/data/c16602f9c/91a72a7923b740e0ba527b62b2325bbb/FLAG973d02015 [2021-10-13 08:06:40,257 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 08:06:40,263 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/sv-benchmarks/c/product-lines/minepump_spec1_product62.cil.c [2021-10-13 08:06:40,282 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/data/c16602f9c/91a72a7923b740e0ba527b62b2325bbb/FLAG973d02015 [2021-10-13 08:06:40,483 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/data/c16602f9c/91a72a7923b740e0ba527b62b2325bbb [2021-10-13 08:06:40,485 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 08:06:40,487 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 08:06:40,488 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 08:06:40,488 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 08:06:40,493 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 08:06:40,494 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:06:40" (1/1) ... [2021-10-13 08:06:40,495 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69b39868 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:40, skipping insertion in model container [2021-10-13 08:06:40,495 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:06:40" (1/1) ... [2021-10-13 08:06:40,504 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 08:06:40,554 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 08:06:40,931 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_c27a45a7-dbe1-4afc-938c-075dfc66d11f/sv-benchmarks/c/product-lines/minepump_spec1_product62.cil.c[18861,18874] [2021-10-13 08:06:40,934 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 08:06:40,948 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-13 08:06:40,962 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 08:06:41,051 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_c27a45a7-dbe1-4afc-938c-075dfc66d11f/sv-benchmarks/c/product-lines/minepump_spec1_product62.cil.c[18861,18874] [2021-10-13 08:06:41,056 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 08:06:41,064 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 08:06:41,146 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_c27a45a7-dbe1-4afc-938c-075dfc66d11f/sv-benchmarks/c/product-lines/minepump_spec1_product62.cil.c[18861,18874] [2021-10-13 08:06:41,147 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 08:06:41,180 INFO L208 MainTranslator]: Completed translation [2021-10-13 08:06:41,181 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:41 WrapperNode [2021-10-13 08:06:41,181 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 08:06:41,182 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 08:06:41,183 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 08:06:41,183 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 08:06:41,190 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:41" (1/1) ... [2021-10-13 08:06:41,227 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:41" (1/1) ... [2021-10-13 08:06:41,318 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 08:06:41,319 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 08:06:41,319 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 08:06:41,319 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 08:06:41,329 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:41" (1/1) ... [2021-10-13 08:06:41,329 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:41" (1/1) ... [2021-10-13 08:06:41,338 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:41" (1/1) ... [2021-10-13 08:06:41,345 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:41" (1/1) ... [2021-10-13 08:06:41,390 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:41" (1/1) ... [2021-10-13 08:06:41,406 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:41" (1/1) ... [2021-10-13 08:06:41,410 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:41" (1/1) ... [2021-10-13 08:06:41,425 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 08:06:41,426 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 08:06:41,426 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 08:06:41,426 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 08:06:41,427 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:41" (1/1) ... [2021-10-13 08:06:41,447 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 08:06:41,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 08:06:41,478 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 08:06:41,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 08:06:41,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 08:06:41,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-13 08:06:41,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 08:06:41,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 08:06:44,545 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 08:06:44,547 INFO L299 CfgBuilder]: Removed 350 assume(true) statements. [2021-10-13 08:06:44,550 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:06:44 BoogieIcfgContainer [2021-10-13 08:06:44,551 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 08:06:44,553 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 08:06:44,553 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 08:06:44,556 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 08:06:44,557 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 08:06:40" (1/3) ... [2021-10-13 08:06:44,558 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1080ca22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:06:44, skipping insertion in model container [2021-10-13 08:06:44,558 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:41" (2/3) ... [2021-10-13 08:06:44,559 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1080ca22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:06:44, skipping insertion in model container [2021-10-13 08:06:44,559 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:06:44" (3/3) ... [2021-10-13 08:06:44,560 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product62.cil.c [2021-10-13 08:06:44,571 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 08:06:44,571 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-13 08:06:44,651 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 08:06:44,662 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 08:06:44,663 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-13 08:06:44,694 INFO L276 IsEmpty]: Start isEmpty. Operand has 225 states, 221 states have (on average 1.5203619909502262) internal successors, (336), 224 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 08:06:44,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-13 08:06:44,719 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 08:06:44,722 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 08:06:44,723 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 08:06:44,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 08:06:44,730 INFO L82 PathProgramCache]: Analyzing trace with hash -2100816283, now seen corresponding path program 1 times [2021-10-13 08:06:44,749 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 08:06:44,750 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1187241285] [2021-10-13 08:06:44,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 08:06:44,751 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 08:06:44,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 08:06:44,756 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 08:06:44,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-13 08:06:44,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 08:06:44,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-13 08:06:44,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 08:06:45,063 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 08:06:45,064 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 08:06:45,117 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 08:06:45,118 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 08:06:45,118 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1187241285] [2021-10-13 08:06:45,119 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1187241285] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 08:06:45,119 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 08:06:45,120 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-13 08:06:45,122 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [832252147] [2021-10-13 08:06:45,127 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-13 08:06:45,127 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 08:06:45,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-13 08:06:45,142 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 08:06:45,158 INFO L87 Difference]: Start difference. First operand has 225 states, 221 states have (on average 1.5203619909502262) internal successors, (336), 224 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 08:06:45,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 08:06:45,204 INFO L93 Difference]: Finished difference Result 444 states and 665 transitions. [2021-10-13 08:06:45,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-13 08:06:45,205 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-10-13 08:06:45,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 08:06:45,219 INFO L225 Difference]: With dead ends: 444 [2021-10-13 08:06:45,219 INFO L226 Difference]: Without dead ends: 221 [2021-10-13 08:06:45,223 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 08:06:45,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2021-10-13 08:06:45,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 221. [2021-10-13 08:06:45,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 221 states, 218 states have (on average 1.4862385321100917) internal successors, (324), 220 states have internal predecessors, (324), 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 08:06:45,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 324 transitions. [2021-10-13 08:06:45,282 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 324 transitions. Word has length 16 [2021-10-13 08:06:45,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 08:06:45,282 INFO L470 AbstractCegarLoop]: Abstraction has 221 states and 324 transitions. [2021-10-13 08:06:45,283 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 08:06:45,283 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 324 transitions. [2021-10-13 08:06:45,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-13 08:06:45,284 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 08:06:45,285 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 08:06:45,305 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-13 08:06:45,505 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 08:06:45,506 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 08:06:45,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 08:06:45,507 INFO L82 PathProgramCache]: Analyzing trace with hash -1936571950, now seen corresponding path program 1 times [2021-10-13 08:06:45,508 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 08:06:45,508 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [236576821] [2021-10-13 08:06:45,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 08:06:45,508 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 08:06:45,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 08:06:45,516 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 08:06:45,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-13 08:06:45,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 08:06:45,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 08:06:45,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 08:06:45,849 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 08:06:45,850 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 08:06:45,921 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 08:06:45,921 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 08:06:45,922 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [236576821] [2021-10-13 08:06:45,922 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [236576821] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 08:06:45,922 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 08:06:45,923 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-13 08:06:45,923 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1612723915] [2021-10-13 08:06:45,924 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 08:06:45,925 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 08:06:45,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 08:06:45,926 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 08:06:45,927 INFO L87 Difference]: Start difference. First operand 221 states and 324 transitions. Second operand has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 08:06:45,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 08:06:45,953 INFO L93 Difference]: Finished difference Result 221 states and 324 transitions. [2021-10-13 08:06:45,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 08:06:45,954 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-10-13 08:06:45,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 08:06:45,956 INFO L225 Difference]: With dead ends: 221 [2021-10-13 08:06:45,956 INFO L226 Difference]: Without dead ends: 83 [2021-10-13 08:06:45,958 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 12.9ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 08:06:45,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2021-10-13 08:06:45,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2021-10-13 08:06:45,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 82 states have (on average 1.475609756097561) internal successors, (121), 82 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 08:06:45,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 121 transitions. [2021-10-13 08:06:45,969 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 121 transitions. Word has length 17 [2021-10-13 08:06:45,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 08:06:45,970 INFO L470 AbstractCegarLoop]: Abstraction has 83 states and 121 transitions. [2021-10-13 08:06:45,970 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 08:06:45,970 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 121 transitions. [2021-10-13 08:06:45,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-13 08:06:45,972 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 08:06:45,972 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 08:06:45,986 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-13 08:06:46,177 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 08:06:46,178 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 08:06:46,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 08:06:46,179 INFO L82 PathProgramCache]: Analyzing trace with hash 810617826, now seen corresponding path program 1 times [2021-10-13 08:06:46,180 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 08:06:46,180 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [427844014] [2021-10-13 08:06:46,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 08:06:46,181 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 08:06:46,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 08:06:46,182 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 08:06:46,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-13 08:06:46,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 08:06:46,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 08:06:46,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 08:06:46,528 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 08:06:46,529 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 08:06:46,629 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 08:06:46,629 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 08:06:46,630 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [427844014] [2021-10-13 08:06:46,630 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [427844014] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 08:06:46,631 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 08:06:46,632 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-13 08:06:46,632 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1933280574] [2021-10-13 08:06:46,633 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 08:06:46,633 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 08:06:46,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 08:06:46,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 08:06:46,636 INFO L87 Difference]: Start difference. First operand 83 states and 121 transitions. Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 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 08:06:46,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 08:06:46,692 INFO L93 Difference]: Finished difference Result 160 states and 236 transitions. [2021-10-13 08:06:46,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 08:06:46,692 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-10-13 08:06:46,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 08:06:46,697 INFO L225 Difference]: With dead ends: 160 [2021-10-13 08:06:46,698 INFO L226 Difference]: Without dead ends: 83 [2021-10-13 08:06:46,701 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 40 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 08:06:46,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2021-10-13 08:06:46,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2021-10-13 08:06:46,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 82 states have (on average 1.4634146341463414) internal successors, (120), 82 states have internal predecessors, (120), 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 08:06:46,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 120 transitions. [2021-10-13 08:06:46,722 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 120 transitions. Word has length 22 [2021-10-13 08:06:46,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 08:06:46,723 INFO L470 AbstractCegarLoop]: Abstraction has 83 states and 120 transitions. [2021-10-13 08:06:46,723 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 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 08:06:46,723 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 120 transitions. [2021-10-13 08:06:46,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-13 08:06:46,724 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 08:06:46,725 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] [2021-10-13 08:06:46,743 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-13 08:06:46,938 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 08:06:46,939 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 08:06:46,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 08:06:46,940 INFO L82 PathProgramCache]: Analyzing trace with hash 442460312, now seen corresponding path program 1 times [2021-10-13 08:06:46,941 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 08:06:46,941 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1185719833] [2021-10-13 08:06:46,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 08:06:46,942 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 08:06:46,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 08:06:46,947 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 08:06:46,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-13 08:06:47,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 08:06:47,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 08:06:47,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 08:06:47,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 08:06:47,372 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 08:06:47,454 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 08:06:47,455 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 08:06:47,456 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1185719833] [2021-10-13 08:06:47,456 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1185719833] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 08:06:47,456 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 08:06:47,457 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-10-13 08:06:47,457 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666975525] [2021-10-13 08:06:47,458 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 08:06:47,458 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 08:06:47,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 08:06:47,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 08:06:47,460 INFO L87 Difference]: Start difference. First operand 83 states and 120 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 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 08:06:47,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 08:06:47,537 INFO L93 Difference]: Finished difference Result 166 states and 242 transitions. [2021-10-13 08:06:47,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 08:06:47,537 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 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 25 [2021-10-13 08:06:47,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 08:06:47,538 INFO L225 Difference]: With dead ends: 166 [2021-10-13 08:06:47,539 INFO L226 Difference]: Without dead ends: 89 [2021-10-13 08:06:47,539 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 08:06:47,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2021-10-13 08:06:47,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 87. [2021-10-13 08:06:47,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 86 states have (on average 1.4186046511627908) internal successors, (122), 86 states have internal predecessors, (122), 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 08:06:47,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 122 transitions. [2021-10-13 08:06:47,551 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 122 transitions. Word has length 25 [2021-10-13 08:06:47,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 08:06:47,552 INFO L470 AbstractCegarLoop]: Abstraction has 87 states and 122 transitions. [2021-10-13 08:06:47,552 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 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 08:06:47,553 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 122 transitions. [2021-10-13 08:06:47,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-13 08:06:47,554 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 08:06:47,554 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, 1, 1, 1] [2021-10-13 08:06:47,573 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-13 08:06:47,768 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 08:06:47,769 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 08:06:47,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 08:06:47,769 INFO L82 PathProgramCache]: Analyzing trace with hash -1878336052, now seen corresponding path program 1 times [2021-10-13 08:06:47,770 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 08:06:47,770 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [136483688] [2021-10-13 08:06:47,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 08:06:47,771 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 08:06:47,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 08:06:47,772 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 08:06:47,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-13 08:06:48,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 08:06:48,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 08:06:48,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 08:06:48,187 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 08:06:48,188 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 08:06:48,306 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 08:06:48,306 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 08:06:48,306 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [136483688] [2021-10-13 08:06:48,307 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [136483688] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 08:06:48,307 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 08:06:48,307 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-10-13 08:06:48,307 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2108761856] [2021-10-13 08:06:48,308 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 08:06:48,308 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 08:06:48,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 08:06:48,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 08:06:48,309 INFO L87 Difference]: Start difference. First operand 87 states and 122 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 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 08:06:48,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 08:06:48,486 INFO L93 Difference]: Finished difference Result 422 states and 606 transitions. [2021-10-13 08:06:48,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-13 08:06:48,487 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 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 31 [2021-10-13 08:06:48,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 08:06:48,490 INFO L225 Difference]: With dead ends: 422 [2021-10-13 08:06:48,490 INFO L226 Difference]: Without dead ends: 341 [2021-10-13 08:06:48,491 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 50.1ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-13 08:06:48,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 341 states. [2021-10-13 08:06:48,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 341 to 162. [2021-10-13 08:06:48,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 161 states have (on average 1.4099378881987579) internal successors, (227), 161 states have internal predecessors, (227), 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 08:06:48,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 227 transitions. [2021-10-13 08:06:48,516 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 227 transitions. Word has length 31 [2021-10-13 08:06:48,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 08:06:48,516 INFO L470 AbstractCegarLoop]: Abstraction has 162 states and 227 transitions. [2021-10-13 08:06:48,516 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 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 08:06:48,517 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 227 transitions. [2021-10-13 08:06:48,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-13 08:06:48,518 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 08:06:48,518 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, 1, 1, 1, 1] [2021-10-13 08:06:48,541 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-13 08:06:48,739 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 08:06:48,739 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 08:06:48,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 08:06:48,740 INFO L82 PathProgramCache]: Analyzing trace with hash 1766618326, now seen corresponding path program 1 times [2021-10-13 08:06:48,741 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 08:06:48,741 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [30019829] [2021-10-13 08:06:48,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 08:06:48,741 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 08:06:48,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 08:06:48,743 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 08:06:48,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-10-13 08:06:49,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 08:06:49,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 08:06:49,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 08:06:49,179 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 08:06:49,179 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 08:06:49,287 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 08:06:49,287 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 08:06:49,288 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [30019829] [2021-10-13 08:06:49,288 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [30019829] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 08:06:49,288 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 08:06:49,288 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-13 08:06:49,289 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1517364698] [2021-10-13 08:06:49,289 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 08:06:49,289 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 08:06:49,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 08:06:49,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 08:06:49,291 INFO L87 Difference]: Start difference. First operand 162 states and 227 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 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 08:06:49,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 08:06:49,519 INFO L93 Difference]: Finished difference Result 470 states and 662 transitions. [2021-10-13 08:06:49,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-13 08:06:49,520 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 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 32 [2021-10-13 08:06:49,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 08:06:49,524 INFO L225 Difference]: With dead ends: 470 [2021-10-13 08:06:49,524 INFO L226 Difference]: Without dead ends: 468 [2021-10-13 08:06:49,525 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 56.4ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-13 08:06:49,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 468 states. [2021-10-13 08:06:49,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 468 to 162. [2021-10-13 08:06:49,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 161 states have (on average 1.4037267080745341) internal successors, (226), 161 states have internal predecessors, (226), 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 08:06:49,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 226 transitions. [2021-10-13 08:06:49,560 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 226 transitions. Word has length 32 [2021-10-13 08:06:49,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 08:06:49,561 INFO L470 AbstractCegarLoop]: Abstraction has 162 states and 226 transitions. [2021-10-13 08:06:49,561 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 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 08:06:49,563 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 226 transitions. [2021-10-13 08:06:49,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-13 08:06:49,573 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 08:06:49,573 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, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 08:06:49,590 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-10-13 08:06:49,786 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 08:06:49,787 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 08:06:49,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 08:06:49,788 INFO L82 PathProgramCache]: Analyzing trace with hash -1921504649, now seen corresponding path program 1 times [2021-10-13 08:06:49,789 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 08:06:49,789 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2012117048] [2021-10-13 08:06:49,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 08:06:49,789 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 08:06:49,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 08:06:49,791 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 08:06:49,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-10-13 08:06:50,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 08:06:50,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 08:06:50,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 08:06:50,225 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 08:06:50,225 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 08:06:50,310 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 08:06:50,311 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 08:06:50,311 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2012117048] [2021-10-13 08:06:50,311 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2012117048] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 08:06:50,311 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 08:06:50,311 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-13 08:06:50,311 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1534544694] [2021-10-13 08:06:50,312 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 08:06:50,312 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 08:06:50,312 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 08:06:50,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 08:06:50,313 INFO L87 Difference]: Start difference. First operand 162 states and 226 transitions. Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 08:06:50,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 08:06:50,416 INFO L93 Difference]: Finished difference Result 414 states and 572 transitions. [2021-10-13 08:06:50,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-13 08:06:50,417 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-10-13 08:06:50,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 08:06:50,419 INFO L225 Difference]: With dead ends: 414 [2021-10-13 08:06:50,419 INFO L226 Difference]: Without dead ends: 258 [2021-10-13 08:06:50,420 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 37.0ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 08:06:50,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2021-10-13 08:06:50,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 180. [2021-10-13 08:06:50,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 180 states, 179 states have (on average 1.3631284916201116) internal successors, (244), 179 states have internal predecessors, (244), 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 08:06:50,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 244 transitions. [2021-10-13 08:06:50,459 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 244 transitions. Word has length 35 [2021-10-13 08:06:50,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 08:06:50,460 INFO L470 AbstractCegarLoop]: Abstraction has 180 states and 244 transitions. [2021-10-13 08:06:50,460 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 08:06:50,460 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 244 transitions. [2021-10-13 08:06:50,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-13 08:06:50,461 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 08:06:50,461 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, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 08:06:50,474 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (8)] Ended with exit code 0 [2021-10-13 08:06:50,673 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 08:06:50,676 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 08:06:50,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 08:06:50,676 INFO L82 PathProgramCache]: Analyzing trace with hash 1786656633, now seen corresponding path program 1 times [2021-10-13 08:06:50,677 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 08:06:50,677 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1287823071] [2021-10-13 08:06:50,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 08:06:50,677 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 08:06:50,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 08:06:50,679 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 08:06:50,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-10-13 08:06:50,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 08:06:50,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-13 08:06:50,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 08:06:51,061 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 08:06:51,062 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 08:06:51,163 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 08:06:51,163 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 08:06:51,164 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1287823071] [2021-10-13 08:06:51,166 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1287823071] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 08:06:51,166 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 08:06:51,166 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-10-13 08:06:51,169 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1965557948] [2021-10-13 08:06:51,171 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-13 08:06:51,172 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 08:06:51,172 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-13 08:06:51,172 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-13 08:06:51,173 INFO L87 Difference]: Start difference. First operand 180 states and 244 transitions. Second operand has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 08:06:51,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 08:06:51,276 INFO L93 Difference]: Finished difference Result 464 states and 622 transitions. [2021-10-13 08:06:51,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 08:06:51,277 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-10-13 08:06:51,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 08:06:51,279 INFO L225 Difference]: With dead ends: 464 [2021-10-13 08:06:51,279 INFO L226 Difference]: Without dead ends: 290 [2021-10-13 08:06:51,282 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 30.5ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 08:06:51,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 290 states. [2021-10-13 08:06:51,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 290 to 192. [2021-10-13 08:06:51,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 192 states, 191 states have (on average 1.3403141361256545) internal successors, (256), 191 states have internal predecessors, (256), 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 08:06:51,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 256 transitions. [2021-10-13 08:06:51,308 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 256 transitions. Word has length 35 [2021-10-13 08:06:51,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 08:06:51,309 INFO L470 AbstractCegarLoop]: Abstraction has 192 states and 256 transitions. [2021-10-13 08:06:51,309 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 08:06:51,309 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 256 transitions. [2021-10-13 08:06:51,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-13 08:06:51,311 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 08:06:51,311 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, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 08:06:51,332 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-10-13 08:06:51,527 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 08:06:51,527 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 08:06:51,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 08:06:51,528 INFO L82 PathProgramCache]: Analyzing trace with hash 506792955, now seen corresponding path program 1 times [2021-10-13 08:06:51,528 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 08:06:51,528 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1727670649] [2021-10-13 08:06:51,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 08:06:51,529 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 08:06:51,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 08:06:51,530 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 08:06:51,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-10-13 08:06:51,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 08:06:51,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 08:06:51,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 08:06:51,985 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 08:06:51,985 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 08:06:52,116 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 08:06:52,116 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 08:06:52,116 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1727670649] [2021-10-13 08:06:52,117 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1727670649] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 08:06:52,117 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 08:06:52,117 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-10-13 08:06:52,117 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [780884670] [2021-10-13 08:06:52,118 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 08:06:52,118 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 08:06:52,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 08:06:52,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 08:06:52,119 INFO L87 Difference]: Start difference. First operand 192 states and 256 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 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 08:06:52,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 08:06:52,216 INFO L93 Difference]: Finished difference Result 556 states and 744 transitions. [2021-10-13 08:06:52,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 08:06:52,217 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-10-13 08:06:52,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 08:06:52,220 INFO L225 Difference]: With dead ends: 556 [2021-10-13 08:06:52,220 INFO L226 Difference]: Without dead ends: 370 [2021-10-13 08:06:52,221 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.5ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 08:06:52,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 370 states. [2021-10-13 08:06:52,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 370 to 316. [2021-10-13 08:06:52,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 316 states, 315 states have (on average 1.3238095238095238) internal successors, (417), 315 states have internal predecessors, (417), 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 08:06:52,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 316 states and 417 transitions. [2021-10-13 08:06:52,260 INFO L78 Accepts]: Start accepts. Automaton has 316 states and 417 transitions. Word has length 35 [2021-10-13 08:06:52,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 08:06:52,260 INFO L470 AbstractCegarLoop]: Abstraction has 316 states and 417 transitions. [2021-10-13 08:06:52,260 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 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 08:06:52,261 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 417 transitions. [2021-10-13 08:06:52,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-13 08:06:52,262 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 08:06:52,262 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, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 08:06:52,282 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-10-13 08:06:52,476 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 08:06:52,477 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 08:06:52,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 08:06:52,477 INFO L82 PathProgramCache]: Analyzing trace with hash 271659709, now seen corresponding path program 1 times [2021-10-13 08:06:52,478 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 08:06:52,478 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1201358054] [2021-10-13 08:06:52,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 08:06:52,478 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 08:06:52,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 08:06:52,479 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 08:06:52,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-10-13 08:06:52,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 08:06:52,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-13 08:06:52,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 08:06:52,934 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 08:06:52,934 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 08:06:53,128 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 08:06:53,128 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 08:06:53,128 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1201358054] [2021-10-13 08:06:53,128 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1201358054] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 08:06:53,128 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 08:06:53,128 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-10-13 08:06:53,129 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1984285526] [2021-10-13 08:06:53,129 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-13 08:06:53,129 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 08:06:53,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-13 08:06:53,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-10-13 08:06:53,130 INFO L87 Difference]: Start difference. First operand 316 states and 417 transitions. Second operand has 10 states, 10 states have (on average 5.3) internal successors, (53), 10 states have internal predecessors, (53), 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 08:06:55,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 08:06:55,095 INFO L93 Difference]: Finished difference Result 1248 states and 1610 transitions. [2021-10-13 08:06:55,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-13 08:06:55,096 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.3) internal successors, (53), 10 states have internal predecessors, (53), 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 36 [2021-10-13 08:06:55,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 08:06:55,103 INFO L225 Difference]: With dead ends: 1248 [2021-10-13 08:06:55,103 INFO L226 Difference]: Without dead ends: 938 [2021-10-13 08:06:55,104 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 233.4ms TimeCoverageRelationStatistics Valid=118, Invalid=302, Unknown=0, NotChecked=0, Total=420 [2021-10-13 08:06:55,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 938 states. [2021-10-13 08:06:55,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 938 to 316. [2021-10-13 08:06:55,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 316 states, 315 states have (on average 1.3015873015873016) internal successors, (410), 315 states have internal predecessors, (410), 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 08:06:55,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 316 states and 410 transitions. [2021-10-13 08:06:55,152 INFO L78 Accepts]: Start accepts. Automaton has 316 states and 410 transitions. Word has length 36 [2021-10-13 08:06:55,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 08:06:55,152 INFO L470 AbstractCegarLoop]: Abstraction has 316 states and 410 transitions. [2021-10-13 08:06:55,153 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.3) internal successors, (53), 10 states have internal predecessors, (53), 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 08:06:55,153 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 410 transitions. [2021-10-13 08:06:55,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-10-13 08:06:55,154 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 08:06:55,155 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 08:06:55,173 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-10-13 08:06:55,369 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 08:06:55,371 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 08:06:55,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 08:06:55,371 INFO L82 PathProgramCache]: Analyzing trace with hash -1815081084, now seen corresponding path program 1 times [2021-10-13 08:06:55,372 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 08:06:55,372 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [51031304] [2021-10-13 08:06:55,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 08:06:55,372 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 08:06:55,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 08:06:55,373 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 08:06:55,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-10-13 08:06:55,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 08:06:55,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-13 08:06:55,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 08:06:55,887 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 08:06:55,887 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 08:06:56,079 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 08:06:56,079 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 08:06:56,079 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [51031304] [2021-10-13 08:06:56,079 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [51031304] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 08:06:56,079 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 08:06:56,080 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-10-13 08:06:56,080 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1514661072] [2021-10-13 08:06:56,080 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-13 08:06:56,080 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 08:06:56,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-13 08:06:56,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-10-13 08:06:56,081 INFO L87 Difference]: Start difference. First operand 316 states and 410 transitions. Second operand has 10 states, 10 states have (on average 6.7) internal successors, (67), 10 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 08:06:58,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 08:06:58,047 INFO L93 Difference]: Finished difference Result 876 states and 1124 transitions. [2021-10-13 08:06:58,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-13 08:06:58,047 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.7) internal successors, (67), 10 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 61 [2021-10-13 08:06:58,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 08:06:58,049 INFO L225 Difference]: With dead ends: 876 [2021-10-13 08:06:58,050 INFO L226 Difference]: Without dead ends: 0 [2021-10-13 08:06:58,055 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 119 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 152.4ms TimeCoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2021-10-13 08:06:58,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-13 08:06:58,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-13 08:06:58,055 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 08:06:58,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 08:06:58,055 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61 [2021-10-13 08:06:58,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 08:06:58,056 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 08:06:58,056 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.7) internal successors, (67), 10 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 08:06:58,056 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-13 08:06:58,056 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 08:06:58,058 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 08:06:58,059 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 08:06:58,059 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 08:06:58,075 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2021-10-13 08:06:58,260 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 08:06:58,261 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-13 08:06:58,265 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:06:58,300 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:06:58,328 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:06:58,330 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:06:58,331 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:06:58,334 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:06:59,096 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:06:59,097 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:06:59,099 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:06:59,100 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:06:59,100 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:06:59,108 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:06:59,109 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:06:59,110 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:06:59,114 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:06:59,115 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:06:59,116 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:06:59,117 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:06:59,129 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:06:59,135 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:06:59,136 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:06:59,137 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:06:59,138 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:06:59,150 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:06:59,151 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:06:59,156 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:06:59,163 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:06:59,164 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:06:59,164 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:06:59,165 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:06:59,166 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:06:59,166 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:06:59,167 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:06:59,186 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:06:59,187 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:06:59,189 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:06:59,189 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:06:59,190 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:06:59,191 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:06:59,571 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:06:59,578 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:06:59,579 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:06:59,600 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:06:59,608 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:07:00,113 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:07:00,114 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:07:00,116 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:07:00,117 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:07:00,118 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:07:00,118 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:07:00,295 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:07:00,296 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:07:00,297 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:07:00,297 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:07:00,298 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:07:00,666 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:07:00,667 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:07:00,811 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:07:00,812 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:07:00,931 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:07:00,931 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:07:00,932 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:07:00,932 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:07:00,933 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:07:00,943 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:07:00,943 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:07:00,950 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:07:00,951 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:07:00,951 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:07:00,952 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:07:00,952 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:07:00,953 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:07:00,955 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:07:00,956 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:07:00,957 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:07:00,957 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:07:00,958 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:07:00,959 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:07:01,254 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:07:01,255 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:07:01,256 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:07:01,256 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:07:01,257 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:07:01,257 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:07:01,258 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:07:01,258 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:07:01,282 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:07:01,360 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:07:01,361 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:07:01,361 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:07:01,362 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 08:07:08,110 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 1007) no Hoare annotation was computed. [2021-10-13 08:07:08,110 INFO L853 garLoopResultBuilder]: At program point L961(lines 952 965) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 08:07:08,110 INFO L853 garLoopResultBuilder]: At program point L961-1(lines 952 965) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 08:07:08,111 INFO L853 garLoopResultBuilder]: At program point L961-2(lines 952 965) the Hoare annotation is: false [2021-10-13 08:07:08,111 INFO L853 garLoopResultBuilder]: At program point L961-3(lines 952 965) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1 .cse2) (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv1 32)) .cse2))) [2021-10-13 08:07:08,111 INFO L853 garLoopResultBuilder]: At program point L961-4(lines 952 965) the Hoare annotation is: false [2021-10-13 08:07:08,111 INFO L853 garLoopResultBuilder]: At program point L961-5(lines 952 965) the Hoare annotation is: false [2021-10-13 08:07:08,112 INFO L853 garLoopResultBuilder]: At program point L961-6(lines 952 965) the Hoare annotation is: false [2021-10-13 08:07:08,112 INFO L853 garLoopResultBuilder]: At program point L961-7(lines 952 965) the Hoare annotation is: false [2021-10-13 08:07:08,112 INFO L853 garLoopResultBuilder]: At program point L961-8(lines 952 965) the Hoare annotation is: false [2021-10-13 08:07:08,112 INFO L853 garLoopResultBuilder]: At program point L961-9(lines 952 965) the Hoare annotation is: false [2021-10-13 08:07:08,112 INFO L853 garLoopResultBuilder]: At program point L961-10(lines 952 965) the Hoare annotation is: false [2021-10-13 08:07:08,113 INFO L853 garLoopResultBuilder]: At program point L961-11(lines 952 965) the Hoare annotation is: false [2021-10-13 08:07:08,113 INFO L853 garLoopResultBuilder]: At program point L835(lines 831 837) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 08:07:08,113 INFO L857 garLoopResultBuilder]: For program point L903(lines 903 907) no Hoare annotation was computed. [2021-10-13 08:07:08,113 INFO L853 garLoopResultBuilder]: At program point L971(lines 966 974) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32))) [2021-10-13 08:07:08,114 INFO L853 garLoopResultBuilder]: At program point L971-1(lines 966 974) the Hoare annotation is: false [2021-10-13 08:07:08,114 INFO L853 garLoopResultBuilder]: At program point L971-2(lines 966 974) the Hoare annotation is: false [2021-10-13 08:07:08,114 INFO L853 garLoopResultBuilder]: At program point L971-3(lines 966 974) the Hoare annotation is: false [2021-10-13 08:07:08,114 INFO L853 garLoopResultBuilder]: At program point L971-4(lines 966 974) the Hoare annotation is: false [2021-10-13 08:07:08,114 INFO L853 garLoopResultBuilder]: At program point L971-5(lines 966 974) the Hoare annotation is: false [2021-10-13 08:07:08,115 INFO L857 garLoopResultBuilder]: For program point L181(lines 181 187) no Hoare annotation was computed. [2021-10-13 08:07:08,115 INFO L857 garLoopResultBuilder]: For program point L181-2(lines 181 187) no Hoare annotation was computed. [2021-10-13 08:07:08,115 INFO L857 garLoopResultBuilder]: For program point L181-4(lines 181 187) no Hoare annotation was computed. [2021-10-13 08:07:08,115 INFO L857 garLoopResultBuilder]: For program point L181-6(lines 181 187) no Hoare annotation was computed. [2021-10-13 08:07:08,115 INFO L857 garLoopResultBuilder]: For program point L181-8(lines 181 187) no Hoare annotation was computed. [2021-10-13 08:07:08,116 INFO L857 garLoopResultBuilder]: For program point L181-10(lines 181 187) no Hoare annotation was computed. [2021-10-13 08:07:08,116 INFO L857 garLoopResultBuilder]: For program point L181-12(lines 181 187) no Hoare annotation was computed. [2021-10-13 08:07:08,116 INFO L857 garLoopResultBuilder]: For program point L181-14(lines 181 187) no Hoare annotation was computed. [2021-10-13 08:07:08,116 INFO L857 garLoopResultBuilder]: For program point L181-16(lines 181 187) no Hoare annotation was computed. [2021-10-13 08:07:08,116 INFO L857 garLoopResultBuilder]: For program point L181-18(lines 181 187) no Hoare annotation was computed. [2021-10-13 08:07:08,116 INFO L857 garLoopResultBuilder]: For program point L181-20(lines 181 187) no Hoare annotation was computed. [2021-10-13 08:07:08,117 INFO L857 garLoopResultBuilder]: For program point L181-22(lines 181 187) no Hoare annotation was computed. [2021-10-13 08:07:08,117 INFO L857 garLoopResultBuilder]: For program point L316(lines 315 362) no Hoare annotation was computed. [2021-10-13 08:07:08,117 INFO L857 garLoopResultBuilder]: For program point L317(lines 317 321) no Hoare annotation was computed. [2021-10-13 08:07:08,117 INFO L857 garLoopResultBuilder]: For program point L119(lines 119 136) no Hoare annotation was computed. [2021-10-13 08:07:08,117 INFO L857 garLoopResultBuilder]: For program point L119-1(lines 119 136) no Hoare annotation was computed. [2021-10-13 08:07:08,118 INFO L857 garLoopResultBuilder]: For program point L119-2(lines 119 136) no Hoare annotation was computed. [2021-10-13 08:07:08,118 INFO L857 garLoopResultBuilder]: For program point L119-3(lines 119 136) no Hoare annotation was computed. [2021-10-13 08:07:08,118 INFO L857 garLoopResultBuilder]: For program point L119-4(lines 119 136) no Hoare annotation was computed. [2021-10-13 08:07:08,118 INFO L857 garLoopResultBuilder]: For program point L119-5(lines 119 136) no Hoare annotation was computed. [2021-10-13 08:07:08,118 INFO L857 garLoopResultBuilder]: For program point L123(lines 123 131) no Hoare annotation was computed. [2021-10-13 08:07:08,119 INFO L857 garLoopResultBuilder]: For program point L123-1(lines 123 131) no Hoare annotation was computed. [2021-10-13 08:07:08,119 INFO L857 garLoopResultBuilder]: For program point L123-2(lines 123 131) no Hoare annotation was computed. [2021-10-13 08:07:08,119 INFO L857 garLoopResultBuilder]: For program point L123-3(lines 123 131) no Hoare annotation was computed. [2021-10-13 08:07:08,119 INFO L857 garLoopResultBuilder]: For program point L123-4(lines 123 131) no Hoare annotation was computed. [2021-10-13 08:07:08,119 INFO L857 garLoopResultBuilder]: For program point L123-5(lines 123 131) no Hoare annotation was computed. [2021-10-13 08:07:08,120 INFO L853 garLoopResultBuilder]: At program point L916(lines 911 919) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32)))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1))) [2021-10-13 08:07:08,120 INFO L853 garLoopResultBuilder]: At program point L916-1(lines 911 919) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 08:07:08,120 INFO L853 garLoopResultBuilder]: At program point L916-2(lines 911 919) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 08:07:08,120 INFO L853 garLoopResultBuilder]: At program point L916-3(lines 911 919) the Hoare annotation is: false [2021-10-13 08:07:08,120 INFO L853 garLoopResultBuilder]: At program point L916-4(lines 911 919) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1 .cse2) (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse2))) [2021-10-13 08:07:08,121 INFO L853 garLoopResultBuilder]: At program point L916-5(lines 911 919) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32)))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1) (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)))) [2021-10-13 08:07:08,121 INFO L853 garLoopResultBuilder]: At program point L916-6(lines 911 919) the Hoare annotation is: false [2021-10-13 08:07:08,121 INFO L853 garLoopResultBuilder]: At program point L916-7(lines 911 919) the Hoare annotation is: false [2021-10-13 08:07:08,121 INFO L853 garLoopResultBuilder]: At program point L916-8(lines 911 919) the Hoare annotation is: false [2021-10-13 08:07:08,122 INFO L853 garLoopResultBuilder]: At program point L916-9(lines 911 919) the Hoare annotation is: false [2021-10-13 08:07:08,122 INFO L853 garLoopResultBuilder]: At program point L916-10(lines 911 919) the Hoare annotation is: false [2021-10-13 08:07:08,122 INFO L853 garLoopResultBuilder]: At program point L916-11(lines 911 919) the Hoare annotation is: false [2021-10-13 08:07:08,122 INFO L853 garLoopResultBuilder]: At program point L916-12(lines 911 919) the Hoare annotation is: false [2021-10-13 08:07:08,122 INFO L853 garLoopResultBuilder]: At program point L916-13(lines 911 919) the Hoare annotation is: false [2021-10-13 08:07:08,122 INFO L853 garLoopResultBuilder]: At program point L916-14(lines 911 919) the Hoare annotation is: false [2021-10-13 08:07:08,123 INFO L853 garLoopResultBuilder]: At program point L916-15(lines 911 919) the Hoare annotation is: false [2021-10-13 08:07:08,123 INFO L853 garLoopResultBuilder]: At program point L916-16(lines 911 919) the Hoare annotation is: false [2021-10-13 08:07:08,123 INFO L853 garLoopResultBuilder]: At program point L916-17(lines 911 919) the Hoare annotation is: false [2021-10-13 08:07:08,123 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-13 08:07:08,123 INFO L857 garLoopResultBuilder]: For program point L985(lines 985 998) no Hoare annotation was computed. [2021-10-13 08:07:08,124 INFO L853 garLoopResultBuilder]: At program point L985-1(lines 1 1010) the Hoare annotation is: (let ((.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse2 (= ~systemActive~0 (_ bv1 32)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse2 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse3) (and .cse0 .cse1 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~11 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse2))) [2021-10-13 08:07:08,124 INFO L857 garLoopResultBuilder]: For program point L985-2(lines 985 998) no Hoare annotation was computed. [2021-10-13 08:07:08,124 INFO L853 garLoopResultBuilder]: At program point L985-3(lines 1 1010) the Hoare annotation is: false [2021-10-13 08:07:08,124 INFO L857 garLoopResultBuilder]: For program point L985-4(lines 985 998) no Hoare annotation was computed. [2021-10-13 08:07:08,124 INFO L853 garLoopResultBuilder]: At program point L985-5(lines 1 1010) the Hoare annotation is: false [2021-10-13 08:07:08,125 INFO L853 garLoopResultBuilder]: At program point L787-2(lines 787 801) the Hoare annotation is: false [2021-10-13 08:07:08,125 INFO L857 garLoopResultBuilder]: For program point L325(lines 325 331) no Hoare annotation was computed. [2021-10-13 08:07:08,125 INFO L853 garLoopResultBuilder]: At program point L325-1(lines 325 331) the Hoare annotation is: (let ((.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse2 (= ~systemActive~0 (_ bv1 32)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse2 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse3) (and .cse0 .cse1 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~11 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse2))) [2021-10-13 08:07:08,125 INFO L853 garLoopResultBuilder]: At program point L61(lines 60 79) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32)))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1) (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv1 32))))) [2021-10-13 08:07:08,125 INFO L857 garLoopResultBuilder]: For program point L61-1(lines 61 67) no Hoare annotation was computed. [2021-10-13 08:07:08,126 INFO L853 garLoopResultBuilder]: At program point L61-2(lines 60 79) the Hoare annotation is: false [2021-10-13 08:07:08,126 INFO L853 garLoopResultBuilder]: At program point L61-3(lines 60 79) the Hoare annotation is: false [2021-10-13 08:07:08,126 INFO L857 garLoopResultBuilder]: For program point L788(line 788) no Hoare annotation was computed. [2021-10-13 08:07:08,126 INFO L857 garLoopResultBuilder]: For program point L989(lines 989 995) no Hoare annotation was computed. [2021-10-13 08:07:08,126 INFO L857 garLoopResultBuilder]: For program point L989-2(lines 989 995) no Hoare annotation was computed. [2021-10-13 08:07:08,127 INFO L857 garLoopResultBuilder]: For program point L989-4(lines 989 995) no Hoare annotation was computed. [2021-10-13 08:07:08,127 INFO L857 garLoopResultBuilder]: For program point L791(lines 791 795) no Hoare annotation was computed. [2021-10-13 08:07:08,127 INFO L857 garLoopResultBuilder]: For program point L791-1(lines 61 67) no Hoare annotation was computed. [2021-10-13 08:07:08,127 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-13 08:07:08,127 INFO L857 garLoopResultBuilder]: For program point L858(lines 858 865) no Hoare annotation was computed. [2021-10-13 08:07:08,128 INFO L860 garLoopResultBuilder]: At program point L858-1(lines 858 865) the Hoare annotation is: true [2021-10-13 08:07:08,128 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1007) no Hoare annotation was computed. [2021-10-13 08:07:08,128 INFO L857 garLoopResultBuilder]: For program point L264(lines 264 268) no Hoare annotation was computed. [2021-10-13 08:07:08,128 INFO L857 garLoopResultBuilder]: For program point L264-2(lines 264 268) no Hoare annotation was computed. [2021-10-13 08:07:08,128 INFO L857 garLoopResultBuilder]: For program point L264-3(lines 264 268) no Hoare annotation was computed. [2021-10-13 08:07:08,129 INFO L857 garLoopResultBuilder]: For program point L264-5(lines 264 268) no Hoare annotation was computed. [2021-10-13 08:07:08,129 INFO L857 garLoopResultBuilder]: For program point L264-6(lines 264 268) no Hoare annotation was computed. [2021-10-13 08:07:08,129 INFO L857 garLoopResultBuilder]: For program point L264-8(lines 264 268) no Hoare annotation was computed. [2021-10-13 08:07:08,129 INFO L857 garLoopResultBuilder]: For program point L264-9(lines 264 268) no Hoare annotation was computed. [2021-10-13 08:07:08,129 INFO L857 garLoopResultBuilder]: For program point L264-11(lines 264 268) no Hoare annotation was computed. [2021-10-13 08:07:08,130 INFO L857 garLoopResultBuilder]: For program point L264-12(lines 264 268) no Hoare annotation was computed. [2021-10-13 08:07:08,130 INFO L857 garLoopResultBuilder]: For program point L264-14(lines 264 268) no Hoare annotation was computed. [2021-10-13 08:07:08,130 INFO L857 garLoopResultBuilder]: For program point L264-15(lines 264 268) no Hoare annotation was computed. [2021-10-13 08:07:08,130 INFO L857 garLoopResultBuilder]: For program point L264-17(lines 264 268) no Hoare annotation was computed. [2021-10-13 08:07:08,130 INFO L857 garLoopResultBuilder]: For program point L264-18(lines 264 268) no Hoare annotation was computed. [2021-10-13 08:07:08,130 INFO L857 garLoopResultBuilder]: For program point L264-20(lines 264 268) no Hoare annotation was computed. [2021-10-13 08:07:08,131 INFO L857 garLoopResultBuilder]: For program point L264-21(lines 264 268) no Hoare annotation was computed. [2021-10-13 08:07:08,131 INFO L857 garLoopResultBuilder]: For program point L264-23(lines 264 268) no Hoare annotation was computed. [2021-10-13 08:07:08,131 INFO L857 garLoopResultBuilder]: For program point L264-24(lines 264 268) no Hoare annotation was computed. [2021-10-13 08:07:08,131 INFO L857 garLoopResultBuilder]: For program point L264-26(lines 264 268) no Hoare annotation was computed. [2021-10-13 08:07:08,131 INFO L853 garLoopResultBuilder]: At program point L397(lines 1 1010) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 08:07:08,132 INFO L857 garLoopResultBuilder]: For program point L264-27(lines 264 268) no Hoare annotation was computed. [2021-10-13 08:07:08,132 INFO L857 garLoopResultBuilder]: For program point L264-29(lines 264 268) no Hoare annotation was computed. [2021-10-13 08:07:08,132 INFO L857 garLoopResultBuilder]: For program point L264-30(lines 264 268) no Hoare annotation was computed. [2021-10-13 08:07:08,132 INFO L857 garLoopResultBuilder]: For program point L264-32(lines 264 268) no Hoare annotation was computed. [2021-10-13 08:07:08,132 INFO L857 garLoopResultBuilder]: For program point L264-33(lines 264 268) no Hoare annotation was computed. [2021-10-13 08:07:08,132 INFO L857 garLoopResultBuilder]: For program point L264-35(lines 264 268) no Hoare annotation was computed. [2021-10-13 08:07:08,132 INFO L853 garLoopResultBuilder]: At program point L68(lines 68 74) the Hoare annotation is: (let ((.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse2 (= ~systemActive~0 (_ bv1 32)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse2 (= ~methaneLevelCritical~0 (_ bv1 32)) .cse3) (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse2))) [2021-10-13 08:07:08,132 INFO L853 garLoopResultBuilder]: At program point L68-1(lines 68 74) the Hoare annotation is: false [2021-10-13 08:07:08,133 INFO L853 garLoopResultBuilder]: At program point L68-2(lines 68 74) the Hoare annotation is: false [2021-10-13 08:07:08,133 INFO L857 garLoopResultBuilder]: For program point L335(lines 335 341) no Hoare annotation was computed. [2021-10-13 08:07:08,133 INFO L853 garLoopResultBuilder]: At program point L335-1(lines 335 341) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32)))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1) (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv1 32))))) [2021-10-13 08:07:08,133 INFO L853 garLoopResultBuilder]: At program point L270(lines 255 273) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 08:07:08,133 INFO L853 garLoopResultBuilder]: At program point L270-1(lines 255 273) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 08:07:08,133 INFO L853 garLoopResultBuilder]: At program point L270-2(lines 255 273) the Hoare annotation is: false [2021-10-13 08:07:08,134 INFO L853 garLoopResultBuilder]: At program point L270-3(lines 255 273) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1 .cse2) (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv1 32)) .cse2))) [2021-10-13 08:07:08,134 INFO L853 garLoopResultBuilder]: At program point L270-4(lines 255 273) the Hoare annotation is: false [2021-10-13 08:07:08,134 INFO L853 garLoopResultBuilder]: At program point L270-5(lines 255 273) the Hoare annotation is: false [2021-10-13 08:07:08,134 INFO L853 garLoopResultBuilder]: At program point L270-6(lines 255 273) the Hoare annotation is: false [2021-10-13 08:07:08,134 INFO L853 garLoopResultBuilder]: At program point L270-7(lines 255 273) the Hoare annotation is: false [2021-10-13 08:07:08,134 INFO L853 garLoopResultBuilder]: At program point L270-8(lines 255 273) the Hoare annotation is: false [2021-10-13 08:07:08,134 INFO L853 garLoopResultBuilder]: At program point L270-9(lines 255 273) the Hoare annotation is: false [2021-10-13 08:07:08,134 INFO L853 garLoopResultBuilder]: At program point L270-10(lines 255 273) the Hoare annotation is: false [2021-10-13 08:07:08,134 INFO L853 garLoopResultBuilder]: At program point L270-11(lines 255 273) the Hoare annotation is: false [2021-10-13 08:07:08,134 INFO L853 garLoopResultBuilder]: At program point L206(lines 199 209) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32)))) (or (and .cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32)) .cse1 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1))) [2021-10-13 08:07:08,135 INFO L853 garLoopResultBuilder]: At program point L206-1(lines 199 209) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 08:07:08,135 INFO L853 garLoopResultBuilder]: At program point L206-2(lines 199 209) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 08:07:08,135 INFO L853 garLoopResultBuilder]: At program point L206-3(lines 199 209) the Hoare annotation is: false [2021-10-13 08:07:08,135 INFO L853 garLoopResultBuilder]: At program point L206-4(lines 199 209) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1 .cse2) (and .cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32)) .cse1 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse2))) [2021-10-13 08:07:08,135 INFO L853 garLoopResultBuilder]: At program point L206-5(lines 199 209) the Hoare annotation is: false [2021-10-13 08:07:08,135 INFO L853 garLoopResultBuilder]: At program point L206-6(lines 199 209) the Hoare annotation is: false [2021-10-13 08:07:08,135 INFO L853 garLoopResultBuilder]: At program point L206-7(lines 199 209) the Hoare annotation is: false [2021-10-13 08:07:08,135 INFO L853 garLoopResultBuilder]: At program point L206-8(lines 199 209) the Hoare annotation is: false [2021-10-13 08:07:08,136 INFO L853 garLoopResultBuilder]: At program point L206-9(lines 199 209) the Hoare annotation is: false [2021-10-13 08:07:08,136 INFO L853 garLoopResultBuilder]: At program point L206-10(lines 199 209) the Hoare annotation is: false [2021-10-13 08:07:08,136 INFO L853 garLoopResultBuilder]: At program point L206-11(lines 199 209) the Hoare annotation is: false [2021-10-13 08:07:08,136 INFO L860 garLoopResultBuilder]: At program point L867(lines 848 870) the Hoare annotation is: true [2021-10-13 08:07:08,136 INFO L853 garLoopResultBuilder]: At program point L206-12(lines 199 209) the Hoare annotation is: false [2021-10-13 08:07:08,137 INFO L853 garLoopResultBuilder]: At program point L206-13(lines 199 209) the Hoare annotation is: false [2021-10-13 08:07:08,137 INFO L853 garLoopResultBuilder]: At program point L206-14(lines 199 209) the Hoare annotation is: false [2021-10-13 08:07:08,137 INFO L853 garLoopResultBuilder]: At program point L405(lines 400 408) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 08:07:08,137 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 1007) no Hoare annotation was computed. [2021-10-13 08:07:08,137 INFO L857 garLoopResultBuilder]: For program point L145(lines 145 162) no Hoare annotation was computed. [2021-10-13 08:07:08,138 INFO L857 garLoopResultBuilder]: For program point L145-1(lines 145 162) no Hoare annotation was computed. [2021-10-13 08:07:08,138 INFO L857 garLoopResultBuilder]: For program point L145-2(lines 145 162) no Hoare annotation was computed. [2021-10-13 08:07:08,138 INFO L857 garLoopResultBuilder]: For program point L345(lines 345 358) no Hoare annotation was computed. [2021-10-13 08:07:08,138 INFO L857 garLoopResultBuilder]: For program point L1007(line 1007) no Hoare annotation was computed. [2021-10-13 08:07:08,138 INFO L857 garLoopResultBuilder]: For program point L1007-1(line 1007) no Hoare annotation was computed. [2021-10-13 08:07:08,139 INFO L857 garLoopResultBuilder]: For program point L1007-2(line 1007) no Hoare annotation was computed. [2021-10-13 08:07:08,139 INFO L853 garLoopResultBuilder]: At program point L215(lines 210 218) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= ~systemActive~0 (_ bv1 32)) (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 08:07:08,139 INFO L853 garLoopResultBuilder]: At program point L215-1(lines 210 218) the Hoare annotation is: false [2021-10-13 08:07:08,139 INFO L857 garLoopResultBuilder]: For program point L149(lines 149 157) no Hoare annotation was computed. [2021-10-13 08:07:08,139 INFO L853 garLoopResultBuilder]: At program point L215-2(lines 210 218) the Hoare annotation is: false [2021-10-13 08:07:08,140 INFO L857 garLoopResultBuilder]: For program point L149-1(lines 149 157) no Hoare annotation was computed. [2021-10-13 08:07:08,140 INFO L857 garLoopResultBuilder]: For program point L149-2(lines 149 157) no Hoare annotation was computed. [2021-10-13 08:07:08,140 INFO L857 garLoopResultBuilder]: For program point L283(lines 283 287) no Hoare annotation was computed. [2021-10-13 08:07:08,140 INFO L857 garLoopResultBuilder]: For program point L283-2(lines 283 287) no Hoare annotation was computed. [2021-10-13 08:07:08,140 INFO L857 garLoopResultBuilder]: For program point L283-3(lines 283 287) no Hoare annotation was computed. [2021-10-13 08:07:08,141 INFO L857 garLoopResultBuilder]: For program point L283-5(lines 283 287) no Hoare annotation was computed. [2021-10-13 08:07:08,141 INFO L857 garLoopResultBuilder]: For program point L283-6(lines 283 287) no Hoare annotation was computed. [2021-10-13 08:07:08,141 INFO L857 garLoopResultBuilder]: For program point L283-8(lines 283 287) no Hoare annotation was computed. [2021-10-13 08:07:08,141 INFO L857 garLoopResultBuilder]: For program point L283-9(lines 283 287) no Hoare annotation was computed. [2021-10-13 08:07:08,141 INFO L857 garLoopResultBuilder]: For program point L283-11(lines 283 287) no Hoare annotation was computed. [2021-10-13 08:07:08,142 INFO L857 garLoopResultBuilder]: For program point L283-12(lines 283 287) no Hoare annotation was computed. [2021-10-13 08:07:08,142 INFO L857 garLoopResultBuilder]: For program point L283-14(lines 283 287) no Hoare annotation was computed. [2021-10-13 08:07:08,142 INFO L857 garLoopResultBuilder]: For program point L283-15(lines 283 287) no Hoare annotation was computed. [2021-10-13 08:07:08,142 INFO L857 garLoopResultBuilder]: For program point L283-17(lines 283 287) no Hoare annotation was computed. [2021-10-13 08:07:08,142 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-13 08:07:08,142 INFO L857 garLoopResultBuilder]: For program point L879(lines 879 883) no Hoare annotation was computed. [2021-10-13 08:07:08,143 INFO L857 garLoopResultBuilder]: For program point L879-3(lines 879 883) no Hoare annotation was computed. [2021-10-13 08:07:08,143 INFO L857 garLoopResultBuilder]: For program point L879-6(lines 879 883) no Hoare annotation was computed. [2021-10-13 08:07:08,143 INFO L857 garLoopResultBuilder]: For program point L353(lines 353 357) no Hoare annotation was computed. [2021-10-13 08:07:08,143 INFO L853 garLoopResultBuilder]: At program point L353-2(lines 61 67) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32)))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1) (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv1 32))))) [2021-10-13 08:07:08,143 INFO L853 garLoopResultBuilder]: At program point L289(lines 274 292) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32))) [2021-10-13 08:07:08,144 INFO L853 garLoopResultBuilder]: At program point L289-1(lines 274 292) the Hoare annotation is: false [2021-10-13 08:07:08,144 INFO L853 garLoopResultBuilder]: At program point L289-2(lines 274 292) the Hoare annotation is: false [2021-10-13 08:07:08,144 INFO L853 garLoopResultBuilder]: At program point L289-3(lines 274 292) the Hoare annotation is: false [2021-10-13 08:07:08,144 INFO L853 garLoopResultBuilder]: At program point L289-4(lines 274 292) the Hoare annotation is: false [2021-10-13 08:07:08,144 INFO L853 garLoopResultBuilder]: At program point L289-5(lines 274 292) the Hoare annotation is: false [2021-10-13 08:07:08,145 INFO L857 garLoopResultBuilder]: For program point L93(lines 93 110) no Hoare annotation was computed. [2021-10-13 08:07:08,145 INFO L857 garLoopResultBuilder]: For program point L93-1(lines 93 110) no Hoare annotation was computed. [2021-10-13 08:07:08,145 INFO L857 garLoopResultBuilder]: For program point L93-2(lines 93 110) no Hoare annotation was computed. [2021-10-13 08:07:08,145 INFO L857 garLoopResultBuilder]: For program point L93-3(lines 93 110) no Hoare annotation was computed. [2021-10-13 08:07:08,145 INFO L857 garLoopResultBuilder]: For program point L93-4(lines 93 110) no Hoare annotation was computed. [2021-10-13 08:07:08,145 INFO L857 garLoopResultBuilder]: For program point L93-5(lines 93 110) no Hoare annotation was computed. [2021-10-13 08:07:08,146 INFO L857 garLoopResultBuilder]: For program point L93-6(lines 93 110) no Hoare annotation was computed. [2021-10-13 08:07:08,146 INFO L857 garLoopResultBuilder]: For program point L93-7(lines 93 110) no Hoare annotation was computed. [2021-10-13 08:07:08,146 INFO L857 garLoopResultBuilder]: For program point L93-8(lines 93 110) no Hoare annotation was computed. [2021-10-13 08:07:08,146 INFO L857 garLoopResultBuilder]: For program point L93-9(lines 93 110) no Hoare annotation was computed. [2021-10-13 08:07:08,146 INFO L857 garLoopResultBuilder]: For program point L93-10(lines 93 110) no Hoare annotation was computed. [2021-10-13 08:07:08,147 INFO L857 garLoopResultBuilder]: For program point L93-11(lines 93 110) no Hoare annotation was computed. [2021-10-13 08:07:08,147 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-13 08:07:08,147 INFO L857 garLoopResultBuilder]: For program point L97(lines 97 105) no Hoare annotation was computed. [2021-10-13 08:07:08,147 INFO L857 garLoopResultBuilder]: For program point L97-1(lines 97 105) no Hoare annotation was computed. [2021-10-13 08:07:08,147 INFO L857 garLoopResultBuilder]: For program point L97-2(lines 97 105) no Hoare annotation was computed. [2021-10-13 08:07:08,147 INFO L857 garLoopResultBuilder]: For program point L97-3(lines 97 105) no Hoare annotation was computed. [2021-10-13 08:07:08,148 INFO L857 garLoopResultBuilder]: For program point L97-4(lines 97 105) no Hoare annotation was computed. [2021-10-13 08:07:08,148 INFO L857 garLoopResultBuilder]: For program point L956(lines 956 962) no Hoare annotation was computed. [2021-10-13 08:07:08,148 INFO L857 garLoopResultBuilder]: For program point L97-5(lines 97 105) no Hoare annotation was computed. [2021-10-13 08:07:08,148 INFO L857 garLoopResultBuilder]: For program point L956-1(lines 956 962) no Hoare annotation was computed. [2021-10-13 08:07:08,148 INFO L857 garLoopResultBuilder]: For program point L97-6(lines 97 105) no Hoare annotation was computed. [2021-10-13 08:07:08,148 INFO L857 garLoopResultBuilder]: For program point L956-2(lines 956 962) no Hoare annotation was computed. [2021-10-13 08:07:08,149 INFO L857 garLoopResultBuilder]: For program point L97-7(lines 97 105) no Hoare annotation was computed. [2021-10-13 08:07:08,149 INFO L857 garLoopResultBuilder]: For program point L956-3(lines 956 962) no Hoare annotation was computed. [2021-10-13 08:07:08,149 INFO L857 garLoopResultBuilder]: For program point L97-8(lines 97 105) no Hoare annotation was computed. [2021-10-13 08:07:08,149 INFO L857 garLoopResultBuilder]: For program point L956-4(lines 956 962) no Hoare annotation was computed. [2021-10-13 08:07:08,149 INFO L857 garLoopResultBuilder]: For program point L97-9(lines 97 105) no Hoare annotation was computed. [2021-10-13 08:07:08,150 INFO L857 garLoopResultBuilder]: For program point L956-5(lines 956 962) no Hoare annotation was computed. [2021-10-13 08:07:08,150 INFO L857 garLoopResultBuilder]: For program point L97-10(lines 97 105) no Hoare annotation was computed. [2021-10-13 08:07:08,150 INFO L857 garLoopResultBuilder]: For program point L956-6(lines 956 962) no Hoare annotation was computed. [2021-10-13 08:07:08,150 INFO L857 garLoopResultBuilder]: For program point L97-11(lines 97 105) no Hoare annotation was computed. [2021-10-13 08:07:08,150 INFO L857 garLoopResultBuilder]: For program point L956-7(lines 956 962) no Hoare annotation was computed. [2021-10-13 08:07:08,150 INFO L857 garLoopResultBuilder]: For program point L956-8(lines 956 962) no Hoare annotation was computed. [2021-10-13 08:07:08,151 INFO L857 garLoopResultBuilder]: For program point L956-9(lines 956 962) no Hoare annotation was computed. [2021-10-13 08:07:08,151 INFO L857 garLoopResultBuilder]: For program point L956-10(lines 956 962) no Hoare annotation was computed. [2021-10-13 08:07:08,151 INFO L857 garLoopResultBuilder]: For program point L956-11(lines 956 962) no Hoare annotation was computed. [2021-10-13 08:07:08,151 INFO L857 garLoopResultBuilder]: For program point L891(lines 891 895) no Hoare annotation was computed. [2021-10-13 08:07:08,151 INFO L853 garLoopResultBuilder]: At program point L363(lines 314 364) the Hoare annotation is: false [2021-10-13 08:07:08,156 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 08:07:08,190 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 08:07:08 BoogieIcfgContainer [2021-10-13 08:07:08,190 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 08:07:08,191 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 08:07:08,191 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 08:07:08,191 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 08:07:08,192 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:06:44" (3/4) ... [2021-10-13 08:07:08,195 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 08:07:08,228 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-13 08:07:08,231 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-13 08:07:08,234 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-13 08:07:08,237 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-13 08:07:08,239 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-13 08:07:08,242 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 08:07:08,244 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 08:07:08,275 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && tmp == 0bv32) && \result == 0bv32) && systemActive == 1bv32) [2021-10-13 08:07:08,276 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && tmp == 0bv32) && \result == 0bv32) && systemActive == 1bv32) [2021-10-13 08:07:08,277 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) [2021-10-13 08:07:08,279 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-10-13 08:07:08,280 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) [2021-10-13 08:07:08,281 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) [2021-10-13 08:07:08,282 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning [2021-10-13 08:07:08,286 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32 [2021-10-13 08:07:08,288 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-13 08:07:08,289 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32 [2021-10-13 08:07:08,289 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-10-13 08:07:08,290 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-13 08:07:08,290 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-10-13 08:07:08,292 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-13 08:07:08,292 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-13 08:07:08,293 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-13 08:07:08,294 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-13 08:07:08,295 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-13 08:07:08,295 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-13 08:07:08,424 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/witness.graphml [2021-10-13 08:07:08,424 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 08:07:08,426 INFO L168 Benchmark]: Toolchain (without parser) took 27938.60 ms. Allocated memory was 62.9 MB in the beginning and 186.6 MB in the end (delta: 123.7 MB). Free memory was 41.4 MB in the beginning and 98.9 MB in the end (delta: -57.5 MB). Peak memory consumption was 64.5 MB. Max. memory is 16.1 GB. [2021-10-13 08:07:08,427 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 62.9 MB. Free memory is still 43.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 08:07:08,428 INFO L168 Benchmark]: CACSL2BoogieTranslator took 693.22 ms. Allocated memory is still 62.9 MB. Free memory was 41.3 MB in the beginning and 29.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 08:07:08,428 INFO L168 Benchmark]: Boogie Procedure Inliner took 135.57 ms. Allocated memory was 62.9 MB in the beginning and 92.3 MB in the end (delta: 29.4 MB). Free memory was 29.5 MB in the beginning and 72.3 MB in the end (delta: -42.8 MB). Peak memory consumption was 8.3 MB. Max. memory is 16.1 GB. [2021-10-13 08:07:08,428 INFO L168 Benchmark]: Boogie Preprocessor took 106.16 ms. Allocated memory is still 92.3 MB. Free memory was 72.3 MB in the beginning and 68.5 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 08:07:08,429 INFO L168 Benchmark]: RCFGBuilder took 3125.22 ms. Allocated memory is still 92.3 MB. Free memory was 68.5 MB in the beginning and 60.9 MB in the end (delta: 7.6 MB). Peak memory consumption was 35.5 MB. Max. memory is 16.1 GB. [2021-10-13 08:07:08,429 INFO L168 Benchmark]: TraceAbstraction took 23637.10 ms. Allocated memory was 92.3 MB in the beginning and 186.6 MB in the end (delta: 94.4 MB). Free memory was 60.9 MB in the beginning and 117.8 MB in the end (delta: -56.9 MB). Peak memory consumption was 101.5 MB. Max. memory is 16.1 GB. [2021-10-13 08:07:08,430 INFO L168 Benchmark]: Witness Printer took 234.13 ms. Allocated memory is still 186.6 MB. Free memory was 117.8 MB in the beginning and 98.9 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-13 08:07:08,433 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 62.9 MB. Free memory is still 43.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 693.22 ms. Allocated memory is still 62.9 MB. Free memory was 41.3 MB in the beginning and 29.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 135.57 ms. Allocated memory was 62.9 MB in the beginning and 92.3 MB in the end (delta: 29.4 MB). Free memory was 29.5 MB in the beginning and 72.3 MB in the end (delta: -42.8 MB). Peak memory consumption was 8.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 106.16 ms. Allocated memory is still 92.3 MB. Free memory was 72.3 MB in the beginning and 68.5 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3125.22 ms. Allocated memory is still 92.3 MB. Free memory was 68.5 MB in the beginning and 60.9 MB in the end (delta: 7.6 MB). Peak memory consumption was 35.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 23637.10 ms. Allocated memory was 92.3 MB in the beginning and 186.6 MB in the end (delta: 94.4 MB). Free memory was 60.9 MB in the beginning and 117.8 MB in the end (delta: -56.9 MB). Peak memory consumption was 101.5 MB. Max. memory is 16.1 GB. * Witness Printer took 234.13 ms. Allocated memory is still 186.6 MB. Free memory was 117.8 MB in the beginning and 98.9 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms 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: 1007]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1007]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1007]: 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, 225 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 23506.8ms, OverallIterations: 11, TraceHistogramMax: 2, EmptinessCheckTime: 54.2ms, AutomataDifference: 4963.3ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 9849.1ms, InitialAbstractionConstructionTime: 23.2ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1798 SDtfs, 2541 SDslu, 3846 SDs, 0 SdLazy, 555 SolverSat, 116 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3676.3ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 714 GetRequests, 649 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 594.7ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=316occurred in iteration=9, InterpolantAutomatonStates: 73, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 296.9ms AutomataMinimizationTime, 11 MinimizatonAttempts, 1339 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 91 LocationsWithAnnotation, 91 PreInvPairs, 317 NumberOfFragments, 681 HoareAnnotationTreeSize, 91 FomulaSimplifications, 1758646 FormulaSimplificationTreeSizeReduction, 3096.3ms HoareSimplificationTime, 91 FomulaSimplificationsInter, 468361 FormulaSimplificationTreeSizeReductionInter, 6728.4ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 288.3ms SsaConstructionTime, 1464.5ms SatisfiabilityAnalysisTime, 2792.3ms InterpolantComputationTime, 345 NumberOfCodeBlocks, 345 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 668 ConstructedInterpolants, 0 QuantifiedInterpolants, 1097 SizeOfPredicates, 23 NumberOfNonLiveVariables, 2334 ConjunctsInSsa, 42 ConjunctsInUnsatCore, 22 InterpolantComputations, 22 PerfectInterpolantSequences, 28/28 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: 911]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) || ((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 210]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 255]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 255]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 255]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 255]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 787]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 858]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 255]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 255]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32 - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) || ((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 255]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && tmp == 0bv32) && \result == 0bv32) && systemActive == 1bv32) - InvariantResult [Line: 848]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 255]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 255]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 335]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) || ((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && tmp == 0bv32) && \result == 0bv32) && systemActive == 1bv32) - InvariantResult [Line: 255]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 210]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 831]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 255]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 210]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 255]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 314]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-13 08:07:08,537 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c27a45a7-dbe1-4afc-938c-075dfc66d11f/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...