./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product31.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 57096758 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product31.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs --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 c29836489590dc8ebb8fbc549928eb4eed494c7e ............................................................................................................................................ 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_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product31.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs --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 c29836489590dc8ebb8fbc549928eb4eed494c7e .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-5709675 [2021-10-16 03:06:04,465 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 03:06:04,468 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 03:06:04,525 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 03:06:04,526 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 03:06:04,527 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 03:06:04,529 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 03:06:04,531 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 03:06:04,533 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 03:06:04,535 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 03:06:04,536 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 03:06:04,537 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 03:06:04,538 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 03:06:04,539 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 03:06:04,541 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 03:06:04,542 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 03:06:04,544 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 03:06:04,545 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 03:06:04,547 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 03:06:04,550 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 03:06:04,552 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 03:06:04,554 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 03:06:04,556 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 03:06:04,557 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 03:06:04,561 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 03:06:04,561 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 03:06:04,562 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 03:06:04,563 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 03:06:04,563 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 03:06:04,565 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 03:06:04,565 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 03:06:04,566 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 03:06:04,567 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 03:06:04,568 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 03:06:04,569 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 03:06:04,570 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 03:06:04,571 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 03:06:04,571 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 03:06:04,572 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 03:06:04,573 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 03:06:04,574 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 03:06:04,575 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-16 03:06:04,603 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 03:06:04,604 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 03:06:04,605 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 03:06:04,605 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 03:06:04,606 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 03:06:04,606 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 03:06:04,606 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-16 03:06:04,607 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 03:06:04,607 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 03:06:04,608 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-16 03:06:04,608 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-16 03:06:04,608 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 03:06:04,609 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-16 03:06:04,609 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-16 03:06:04,610 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-16 03:06:04,610 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 03:06:04,611 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-16 03:06:04,611 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 03:06:04,612 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-16 03:06:04,612 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 03:06:04,612 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-16 03:06:04,613 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 03:06:04,613 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-16 03:06:04,614 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 03:06:04,614 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-16 03:06:04,614 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-16 03:06:04,615 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 03:06:04,615 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-16 03:06:04,615 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 03:06:04,616 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 03:06:04,616 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 03:06:04,617 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 03:06:04,617 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 03:06:04,617 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-16 03:06:04,618 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-16 03:06:04,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-16 03:06:04,619 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-16 03:06:04,619 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 03:06:04,619 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 03:06:04,620 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_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c29836489590dc8ebb8fbc549928eb4eed494c7e [2021-10-16 03:06:04,869 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 03:06:04,893 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 03:06:04,897 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 03:06:04,899 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 03:06:04,900 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 03:06:04,901 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/product-lines/minepump_spec4_product31.cil.c [2021-10-16 03:06:04,987 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/data/3891f1a24/10eed581bccc40d5829842edafeabe45/FLAGd39b26fcd [2021-10-16 03:06:05,527 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 03:06:05,528 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/sv-benchmarks/c/product-lines/minepump_spec4_product31.cil.c [2021-10-16 03:06:05,553 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/data/3891f1a24/10eed581bccc40d5829842edafeabe45/FLAGd39b26fcd [2021-10-16 03:06:05,799 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/data/3891f1a24/10eed581bccc40d5829842edafeabe45 [2021-10-16 03:06:05,802 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 03:06:05,803 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 03:06:05,805 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 03:06:05,805 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 03:06:05,809 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 03:06:05,809 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:06:05" (1/1) ... [2021-10-16 03:06:05,811 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bfccd1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:06:05, skipping insertion in model container [2021-10-16 03:06:05,811 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:06:05" (1/1) ... [2021-10-16 03:06:05,819 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 03:06:05,867 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 03:06:06,227 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_5a8dba30-730e-4452-88f1-84a189c574ef/sv-benchmarks/c/product-lines/minepump_spec4_product31.cil.c[18328,18341] [2021-10-16 03:06:06,230 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 03:06:06,250 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) [2021-10-16 03:06:06,251 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2cfe565 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:06:06, skipping insertion in model container [2021-10-16 03:06:06,251 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 03:06:06,252 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-16 03:06:06,254 INFO L168 Benchmark]: Toolchain (without parser) took 449.38 ms. Allocated memory is still 88.1 MB. Free memory was 65.3 MB in the beginning and 60.3 MB in the end (delta: 5.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-16 03:06:06,256 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 88.1 MB. Free memory was 63.5 MB in the beginning and 63.4 MB in the end (delta: 69.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 03:06:06,258 INFO L168 Benchmark]: CACSL2BoogieTranslator took 446.71 ms. Allocated memory is still 88.1 MB. Free memory was 65.3 MB in the beginning and 60.3 MB in the end (delta: 5.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-16 03:06:06,260 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 88.1 MB. Free memory was 63.5 MB in the beginning and 63.4 MB in the end (delta: 69.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 446.71 ms. Allocated memory is still 88.1 MB. Free memory was 65.3 MB in the beginning and 60.3 MB in the end (delta: 5.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 217]: 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-5709675 [2021-10-16 03:06:08,599 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 03:06:08,602 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 03:06:08,652 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 03:06:08,653 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 03:06:08,657 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 03:06:08,659 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 03:06:08,663 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 03:06:08,666 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 03:06:08,669 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 03:06:08,671 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 03:06:08,672 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 03:06:08,672 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 03:06:08,673 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 03:06:08,675 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 03:06:08,676 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 03:06:08,677 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 03:06:08,678 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 03:06:08,687 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 03:06:08,695 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 03:06:08,697 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 03:06:08,699 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 03:06:08,702 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 03:06:08,704 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 03:06:08,715 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 03:06:08,715 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 03:06:08,716 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 03:06:08,718 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 03:06:08,719 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 03:06:08,720 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 03:06:08,720 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 03:06:08,722 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 03:06:08,724 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 03:06:08,725 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 03:06:08,726 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 03:06:08,727 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 03:06:08,728 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 03:06:08,728 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 03:06:08,728 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 03:06:08,731 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 03:06:08,732 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 03:06:08,737 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-16 03:06:08,780 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 03:06:08,780 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 03:06:08,782 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 03:06:08,782 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 03:06:08,782 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 03:06:08,783 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 03:06:08,783 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 03:06:08,783 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 03:06:08,783 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 03:06:08,785 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 03:06:08,786 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-16 03:06:08,786 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-16 03:06:08,787 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 03:06:08,787 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-16 03:06:08,787 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 03:06:08,787 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-16 03:06:08,787 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 03:06:08,788 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-16 03:06:08,788 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-16 03:06:08,788 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-16 03:06:08,788 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-16 03:06:08,789 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 03:06:08,789 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-16 03:06:08,789 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 03:06:08,789 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-16 03:06:08,790 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 03:06:08,790 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 03:06:08,790 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 03:06:08,790 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 03:06:08,791 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-16 03:06:08,791 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-16 03:06:08,791 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-16 03:06:08,791 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-16 03:06:08,792 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 03:06:08,792 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 03:06:08,792 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_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c29836489590dc8ebb8fbc549928eb4eed494c7e [2021-10-16 03:06:09,172 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 03:06:09,192 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 03:06:09,195 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 03:06:09,196 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 03:06:09,197 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 03:06:09,198 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/product-lines/minepump_spec4_product31.cil.c [2021-10-16 03:06:09,273 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/data/640fd6bb1/e26f86c38c1b47469e877401e08a9816/FLAGf28e52326 [2021-10-16 03:06:09,933 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 03:06:09,936 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/sv-benchmarks/c/product-lines/minepump_spec4_product31.cil.c [2021-10-16 03:06:09,953 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/data/640fd6bb1/e26f86c38c1b47469e877401e08a9816/FLAGf28e52326 [2021-10-16 03:06:10,213 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/data/640fd6bb1/e26f86c38c1b47469e877401e08a9816 [2021-10-16 03:06:10,215 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 03:06:10,217 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 03:06:10,231 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 03:06:10,231 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 03:06:10,235 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 03:06:10,236 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:06:10" (1/1) ... [2021-10-16 03:06:10,237 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ea1fdaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:06:10, skipping insertion in model container [2021-10-16 03:06:10,237 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:06:10" (1/1) ... [2021-10-16 03:06:10,245 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 03:06:10,309 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 03:06:10,623 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_5a8dba30-730e-4452-88f1-84a189c574ef/sv-benchmarks/c/product-lines/minepump_spec4_product31.cil.c[18328,18341] [2021-10-16 03:06:10,625 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 03:06:10,639 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-16 03:06:10,649 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 03:06:10,713 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_5a8dba30-730e-4452-88f1-84a189c574ef/sv-benchmarks/c/product-lines/minepump_spec4_product31.cil.c[18328,18341] [2021-10-16 03:06:10,714 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 03:06:10,720 INFO L203 MainTranslator]: Completed pre-run [2021-10-16 03:06:10,782 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_5a8dba30-730e-4452-88f1-84a189c574ef/sv-benchmarks/c/product-lines/minepump_spec4_product31.cil.c[18328,18341] [2021-10-16 03:06:10,783 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 03:06:10,809 INFO L208 MainTranslator]: Completed translation [2021-10-16 03:06:10,812 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:06:10 WrapperNode [2021-10-16 03:06:10,813 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 03:06:10,814 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-16 03:06:10,814 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-16 03:06:10,814 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-16 03:06:10,821 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:06:10" (1/1) ... [2021-10-16 03:06:10,851 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:06:10" (1/1) ... [2021-10-16 03:06:10,911 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-16 03:06:10,912 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-16 03:06:10,912 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-16 03:06:10,912 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-16 03:06:10,929 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:06:10" (1/1) ... [2021-10-16 03:06:10,929 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:06:10" (1/1) ... [2021-10-16 03:06:10,948 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:06:10" (1/1) ... [2021-10-16 03:06:10,948 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:06:10" (1/1) ... [2021-10-16 03:06:10,986 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:06:10" (1/1) ... [2021-10-16 03:06:10,999 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:06:10" (1/1) ... [2021-10-16 03:06:11,002 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:06:10" (1/1) ... [2021-10-16 03:06:11,006 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-16 03:06:11,007 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-16 03:06:11,008 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-16 03:06:11,008 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-16 03:06:11,009 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:06:10" (1/1) ... [2021-10-16 03:06:11,015 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 03:06:11,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/z3 [2021-10-16 03:06:11,039 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-16 03:06:11,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-16 03:06:11,090 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-16 03:06:11,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-16 03:06:11,090 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-16 03:06:11,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-16 03:06:13,531 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-16 03:06:13,531 INFO L299 CfgBuilder]: Removed 160 assume(true) statements. [2021-10-16 03:06:13,534 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 03:06:13 BoogieIcfgContainer [2021-10-16 03:06:13,534 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-16 03:06:13,536 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-16 03:06:13,536 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-16 03:06:13,539 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-16 03:06:13,539 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 03:06:10" (1/3) ... [2021-10-16 03:06:13,540 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43f0773c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 03:06:13, skipping insertion in model container [2021-10-16 03:06:13,540 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:06:10" (2/3) ... [2021-10-16 03:06:13,541 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43f0773c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 03:06:13, skipping insertion in model container [2021-10-16 03:06:13,541 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 03:06:13" (3/3) ... [2021-10-16 03:06:13,542 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product31.cil.c [2021-10-16 03:06:13,548 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-16 03:06:13,549 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-16 03:06:13,598 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-16 03:06:13,604 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 [2021-10-16 03:06:13,604 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-16 03:06:13,621 INFO L276 IsEmpty]: Start isEmpty. Operand has 107 states, 103 states have (on average 1.5436893203883495) internal successors, (159), 106 states have internal predecessors, (159), 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) [2021-10-16 03:06:13,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-16 03:06:13,643 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 03:06:13,644 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-16 03:06:13,645 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 03:06:13,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 03:06:13,655 INFO L82 PathProgramCache]: Analyzing trace with hash 872829117, now seen corresponding path program 1 times [2021-10-16 03:06:13,671 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-16 03:06:13,672 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [169295580] [2021-10-16 03:06:13,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 03:06:13,673 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-16 03:06:13,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/mathsat [2021-10-16 03:06:13,679 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-16 03:06:13,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-16 03:06:13,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 03:06:13,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-16 03:06:13,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 03:06:14,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:06:14,043 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-16 03:06:14,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:06:14,108 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-16 03:06:14,108 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [169295580] [2021-10-16 03:06:14,109 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [169295580] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-16 03:06:14,109 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-16 03:06:14,110 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-16 03:06:14,112 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1148931002] [2021-10-16 03:06:14,117 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-16 03:06:14,118 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-16 03:06:14,134 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-16 03:06:14,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-16 03:06:14,139 INFO L87 Difference]: Start difference. First operand has 107 states, 103 states have (on average 1.5436893203883495) internal successors, (159), 106 states have internal predecessors, (159), 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) [2021-10-16 03:06:14,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 03:06:14,194 INFO L93 Difference]: Finished difference Result 208 states and 311 transitions. [2021-10-16 03:06:14,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 03:06:14,196 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 [2021-10-16 03:06:14,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 03:06:14,210 INFO L225 Difference]: With dead ends: 208 [2021-10-16 03:06:14,210 INFO L226 Difference]: Without dead ends: 103 [2021-10-16 03:06:14,214 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-16 03:06:14,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2021-10-16 03:06:14,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2021-10-16 03:06:14,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 100 states have (on average 1.47) internal successors, (147), 102 states have internal predecessors, (147), 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) [2021-10-16 03:06:14,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 147 transitions. [2021-10-16 03:06:14,272 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 147 transitions. Word has length 16 [2021-10-16 03:06:14,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 03:06:14,272 INFO L470 AbstractCegarLoop]: Abstraction has 103 states and 147 transitions. [2021-10-16 03:06:14,273 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) [2021-10-16 03:06:14,274 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 147 transitions. [2021-10-16 03:06:14,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-16 03:06:14,278 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 03:06:14,278 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-16 03:06:14,297 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-16 03:06:14,491 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 [2021-10-16 03:06:14,492 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 03:06:14,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 03:06:14,492 INFO L82 PathProgramCache]: Analyzing trace with hash -340316278, now seen corresponding path program 1 times [2021-10-16 03:06:14,493 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-16 03:06:14,493 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [676472168] [2021-10-16 03:06:14,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 03:06:14,494 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-16 03:06:14,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/mathsat [2021-10-16 03:06:14,495 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-16 03:06:14,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-16 03:06:14,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 03:06:14,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-16 03:06:14,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 03:06:14,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:06:14,767 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-16 03:06:14,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:06:14,819 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-16 03:06:14,819 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [676472168] [2021-10-16 03:06:14,819 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [676472168] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-16 03:06:14,819 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-16 03:06:14,820 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-16 03:06:14,820 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [609743592] [2021-10-16 03:06:14,821 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-16 03:06:14,822 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-16 03:06:14,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-16 03:06:14,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-16 03:06:14,823 INFO L87 Difference]: Start difference. First operand 103 states and 147 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) [2021-10-16 03:06:14,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 03:06:14,837 INFO L93 Difference]: Finished difference Result 103 states and 147 transitions. [2021-10-16 03:06:14,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 03:06:14,838 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 [2021-10-16 03:06:14,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 03:06:14,839 INFO L225 Difference]: With dead ends: 103 [2021-10-16 03:06:14,840 INFO L226 Difference]: Without dead ends: 45 [2021-10-16 03:06:14,841 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.0ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-16 03:06:14,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2021-10-16 03:06:14,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2021-10-16 03:06:14,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 44 states have (on average 1.4545454545454546) internal successors, (64), 44 states have internal predecessors, (64), 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) [2021-10-16 03:06:14,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 64 transitions. [2021-10-16 03:06:14,847 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 64 transitions. Word has length 17 [2021-10-16 03:06:14,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 03:06:14,847 INFO L470 AbstractCegarLoop]: Abstraction has 45 states and 64 transitions. [2021-10-16 03:06:14,847 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) [2021-10-16 03:06:14,848 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2021-10-16 03:06:14,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-16 03:06:14,849 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 03:06:14,849 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] [2021-10-16 03:06:14,864 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-16 03:06:15,061 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 [2021-10-16 03:06:15,062 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 03:06:15,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 03:06:15,063 INFO L82 PathProgramCache]: Analyzing trace with hash 1163144762, now seen corresponding path program 1 times [2021-10-16 03:06:15,063 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-16 03:06:15,064 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1841274594] [2021-10-16 03:06:15,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 03:06:15,064 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-16 03:06:15,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/mathsat [2021-10-16 03:06:15,068 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-16 03:06:15,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-16 03:06:15,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 03:06:15,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-16 03:06:15,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 03:06:15,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:06:15,375 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-16 03:06:15,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:06:15,479 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-16 03:06:15,479 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1841274594] [2021-10-16 03:06:15,479 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1841274594] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-16 03:06:15,480 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-16 03:06:15,480 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-10-16 03:06:15,480 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1875623450] [2021-10-16 03:06:15,481 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-16 03:06:15,481 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-16 03:06:15,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-16 03:06:15,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-16 03:06:15,485 INFO L87 Difference]: Start difference. First operand 45 states and 64 transitions. Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:06:15,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 03:06:15,541 INFO L93 Difference]: Finished difference Result 146 states and 214 transitions. [2021-10-16 03:06:15,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 03:06:15,542 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-10-16 03:06:15,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 03:06:15,546 INFO L225 Difference]: With dead ends: 146 [2021-10-16 03:06:15,546 INFO L226 Difference]: Without dead ends: 107 [2021-10-16 03:06:15,547 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 13.5ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-16 03:06:15,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2021-10-16 03:06:15,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 64. [2021-10-16 03:06:15,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 63 states have (on average 1.4761904761904763) internal successors, (93), 63 states have internal predecessors, (93), 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) [2021-10-16 03:06:15,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 93 transitions. [2021-10-16 03:06:15,570 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 93 transitions. Word has length 22 [2021-10-16 03:06:15,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 03:06:15,571 INFO L470 AbstractCegarLoop]: Abstraction has 64 states and 93 transitions. [2021-10-16 03:06:15,571 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:06:15,572 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 93 transitions. [2021-10-16 03:06:15,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-16 03:06:15,574 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 03:06:15,574 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] [2021-10-16 03:06:15,593 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-16 03:06:15,786 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 [2021-10-16 03:06:15,787 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 03:06:15,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 03:06:15,787 INFO L82 PathProgramCache]: Analyzing trace with hash -1300420088, now seen corresponding path program 1 times [2021-10-16 03:06:15,788 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-16 03:06:15,788 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1491501031] [2021-10-16 03:06:15,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 03:06:15,788 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-16 03:06:15,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/mathsat [2021-10-16 03:06:15,792 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-16 03:06:15,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-16 03:06:15,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 03:06:15,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-16 03:06:15,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 03:06:16,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:06:16,104 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-16 03:06:16,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:06:16,222 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-16 03:06:16,223 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1491501031] [2021-10-16 03:06:16,223 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1491501031] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-16 03:06:16,223 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-16 03:06:16,223 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7 [2021-10-16 03:06:16,223 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1111240420] [2021-10-16 03:06:16,224 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-16 03:06:16,224 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-16 03:06:16,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-16 03:06:16,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-16 03:06:16,225 INFO L87 Difference]: Start difference. First operand 64 states and 93 transitions. Second operand has 8 states, 8 states have (on average 5.625) internal successors, (45), 7 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:06:16,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 03:06:16,528 INFO L93 Difference]: Finished difference Result 483 states and 740 transitions. [2021-10-16 03:06:16,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-16 03:06:16,529 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.625) internal successors, (45), 7 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-10-16 03:06:16,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 03:06:16,533 INFO L225 Difference]: With dead ends: 483 [2021-10-16 03:06:16,533 INFO L226 Difference]: Without dead ends: 425 [2021-10-16 03:06:16,534 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 143.9ms TimeCoverageRelationStatistics Valid=77, Invalid=163, Unknown=0, NotChecked=0, Total=240 [2021-10-16 03:06:16,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 425 states. [2021-10-16 03:06:16,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 425 to 166. [2021-10-16 03:06:16,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166 states, 165 states have (on average 1.4606060606060607) internal successors, (241), 165 states have internal predecessors, (241), 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) [2021-10-16 03:06:16,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 241 transitions. [2021-10-16 03:06:16,573 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 241 transitions. Word has length 24 [2021-10-16 03:06:16,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 03:06:16,574 INFO L470 AbstractCegarLoop]: Abstraction has 166 states and 241 transitions. [2021-10-16 03:06:16,574 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.625) internal successors, (45), 7 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:06:16,574 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 241 transitions. [2021-10-16 03:06:16,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-16 03:06:16,580 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 03:06:16,581 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] [2021-10-16 03:06:16,596 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-16 03:06:16,793 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 [2021-10-16 03:06:16,793 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 03:06:16,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 03:06:16,794 INFO L82 PathProgramCache]: Analyzing trace with hash 1375176786, now seen corresponding path program 1 times [2021-10-16 03:06:16,795 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-16 03:06:16,795 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1528088379] [2021-10-16 03:06:16,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 03:06:16,795 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-16 03:06:16,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/mathsat [2021-10-16 03:06:16,796 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-16 03:06:16,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-16 03:06:17,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 03:06:17,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-16 03:06:17,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 03:06:17,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:06:17,105 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-16 03:06:17,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:06:17,176 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-16 03:06:17,176 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1528088379] [2021-10-16 03:06:17,176 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1528088379] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-16 03:06:17,176 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-16 03:06:17,176 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-10-16 03:06:17,177 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [811020329] [2021-10-16 03:06:17,177 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-16 03:06:17,177 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-16 03:06:17,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-16 03:06:17,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-16 03:06:17,178 INFO L87 Difference]: Start difference. First operand 166 states and 241 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) [2021-10-16 03:06:18,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 03:06:18,472 INFO L93 Difference]: Finished difference Result 414 states and 606 transitions. [2021-10-16 03:06:18,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 03:06:18,472 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 [2021-10-16 03:06:18,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 03:06:18,474 INFO L225 Difference]: With dead ends: 414 [2021-10-16 03:06:18,475 INFO L226 Difference]: Without dead ends: 254 [2021-10-16 03:06:18,477 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 11.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-16 03:06:18,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2021-10-16 03:06:18,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 252. [2021-10-16 03:06:18,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 252 states, 251 states have (on average 1.4223107569721116) internal successors, (357), 251 states have internal predecessors, (357), 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) [2021-10-16 03:06:18,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 252 states and 357 transitions. [2021-10-16 03:06:18,515 INFO L78 Accepts]: Start accepts. Automaton has 252 states and 357 transitions. Word has length 25 [2021-10-16 03:06:18,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 03:06:18,515 INFO L470 AbstractCegarLoop]: Abstraction has 252 states and 357 transitions. [2021-10-16 03:06:18,516 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) [2021-10-16 03:06:18,516 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 357 transitions. [2021-10-16 03:06:18,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-16 03:06:18,523 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 03:06:18,524 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-16 03:06:18,538 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-16 03:06:18,736 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 [2021-10-16 03:06:18,736 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 03:06:18,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 03:06:18,737 INFO L82 PathProgramCache]: Analyzing trace with hash 1818191244, now seen corresponding path program 1 times [2021-10-16 03:06:18,738 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-16 03:06:18,738 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [532483845] [2021-10-16 03:06:18,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 03:06:18,739 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-16 03:06:18,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/mathsat [2021-10-16 03:06:18,740 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-16 03:06:18,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-10-16 03:06:18,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 03:06:18,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-16 03:06:18,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 03:06:19,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:06:19,073 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-16 03:06:19,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:06:19,151 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-16 03:06:19,151 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [532483845] [2021-10-16 03:06:19,152 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [532483845] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-16 03:06:19,153 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-16 03:06:19,153 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-16 03:06:19,153 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [894824687] [2021-10-16 03:06:19,155 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-16 03:06:19,155 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-16 03:06:19,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-16 03:06:19,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-16 03:06:19,156 INFO L87 Difference]: Start difference. First operand 252 states and 357 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:06:19,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 03:06:19,180 INFO L93 Difference]: Finished difference Result 364 states and 522 transitions. [2021-10-16 03:06:19,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 03:06:19,181 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-10-16 03:06:19,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 03:06:19,182 INFO L225 Difference]: With dead ends: 364 [2021-10-16 03:06:19,182 INFO L226 Difference]: Without dead ends: 118 [2021-10-16 03:06:19,183 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-16 03:06:19,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2021-10-16 03:06:19,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2021-10-16 03:06:19,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 117 states have (on average 1.3333333333333333) internal successors, (156), 117 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:06:19,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 156 transitions. [2021-10-16 03:06:19,197 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 156 transitions. Word has length 26 [2021-10-16 03:06:19,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 03:06:19,197 INFO L470 AbstractCegarLoop]: Abstraction has 118 states and 156 transitions. [2021-10-16 03:06:19,197 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:06:19,198 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 156 transitions. [2021-10-16 03:06:19,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-10-16 03:06:19,201 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 03:06:19,201 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-16 03:06:19,216 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (7)] Ended with exit code 0 [2021-10-16 03:06:19,414 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 [2021-10-16 03:06:19,414 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 03:06:19,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 03:06:19,415 INFO L82 PathProgramCache]: Analyzing trace with hash 1574439088, now seen corresponding path program 1 times [2021-10-16 03:06:19,416 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-16 03:06:19,417 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1937842708] [2021-10-16 03:06:19,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 03:06:19,417 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-16 03:06:19,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/mathsat [2021-10-16 03:06:19,418 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-16 03:06:19,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-10-16 03:06:19,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 03:06:19,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-16 03:06:19,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 03:06:19,849 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:06:19,849 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-16 03:06:20,023 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:06:20,024 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-16 03:06:20,024 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1937842708] [2021-10-16 03:06:20,024 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1937842708] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-16 03:06:20,024 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [912089807] [2021-10-16 03:06:20,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 03:06:20,025 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-16 03:06:20,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/cvc4 [2021-10-16 03:06:20,031 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-16 03:06:20,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2021-10-16 03:06:20,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 03:06:20,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-16 03:06:20,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 03:06:20,453 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-16 03:06:20,454 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-16 03:06:20,548 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-16 03:06:20,549 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [912089807] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-16 03:06:20,549 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 2 imperfect interpolant sequences. [2021-10-16 03:06:20,549 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [3, 3] total 9 [2021-10-16 03:06:20,549 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [72830392] [2021-10-16 03:06:20,549 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-16 03:06:20,550 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-16 03:06:20,550 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-16 03:06:20,550 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-10-16 03:06:20,551 INFO L87 Difference]: Start difference. First operand 118 states and 156 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) [2021-10-16 03:06:20,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 03:06:20,677 INFO L93 Difference]: Finished difference Result 242 states and 328 transitions. [2021-10-16 03:06:20,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-16 03:06:20,678 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 40 [2021-10-16 03:06:20,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 03:06:20,679 INFO L225 Difference]: With dead ends: 242 [2021-10-16 03:06:20,679 INFO L226 Difference]: Without dead ends: 0 [2021-10-16 03:06:20,681 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 77.1ms TimeCoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2021-10-16 03:06:20,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-16 03:06:20,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-16 03:06:20,684 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) [2021-10-16 03:06:20,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-16 03:06:20,684 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 40 [2021-10-16 03:06:20,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 03:06:20,686 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-16 03:06:20,687 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) [2021-10-16 03:06:20,687 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-16 03:06:20,695 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-16 03:06:20,698 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-16 03:06:20,699 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-16 03:06:20,699 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-16 03:06:20,728 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-10-16 03:06:20,920 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2021-10-16 03:06:21,118 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/cvc4 --incremental --print-success --lang smt [2021-10-16 03:06:21,120 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-16 03:06:21,131 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:06:21,163 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:06:21,166 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:06:21,168 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:06:21,263 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:06:21,265 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:06:21,266 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:06:21,312 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:06:21,313 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:06:21,323 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:06:21,325 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:06:21,326 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:06:21,327 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:06:21,353 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:06:21,354 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:06:21,377 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:06:21,378 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:06:21,379 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:06:21,380 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:06:21,381 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:06:21,381 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:06:21,382 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:06:21,383 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:06:21,386 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:06:21,388 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:06:21,389 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:06:21,391 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:06:21,392 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:06:21,404 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:06:21,404 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:06:21,427 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:06:21,439 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:06:21,439 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:06:21,440 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:06:21,440 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:06:21,443 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:06:21,444 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:06:21,469 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:06:21,470 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:06:21,471 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:06:21,471 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:06:21,472 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:06:21,472 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:06:21,473 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:06:21,569 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 962) no Hoare annotation was computed. [2021-10-16 03:06:21,569 INFO L857 garLoopResultBuilder]: For program point L696(lines 696 702) no Hoare annotation was computed. [2021-10-16 03:06:21,569 INFO L853 garLoopResultBuilder]: At program point L696-1(lines 728 734) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 03:06:21,569 INFO L857 garLoopResultBuilder]: For program point L962(line 962) no Hoare annotation was computed. [2021-10-16 03:06:21,570 INFO L857 garLoopResultBuilder]: For program point L962-1(line 962) no Hoare annotation was computed. [2021-10-16 03:06:21,570 INFO L857 garLoopResultBuilder]: For program point L962-2(line 962) no Hoare annotation was computed. [2021-10-16 03:06:21,571 INFO L857 garLoopResultBuilder]: For program point L764(lines 764 772) no Hoare annotation was computed. [2021-10-16 03:06:21,571 INFO L857 garLoopResultBuilder]: For program point L764-1(lines 764 772) no Hoare annotation was computed. [2021-10-16 03:06:21,572 INFO L857 garLoopResultBuilder]: For program point L764-2(lines 764 772) no Hoare annotation was computed. [2021-10-16 03:06:21,572 INFO L857 garLoopResultBuilder]: For program point L764-3(lines 764 772) no Hoare annotation was computed. [2021-10-16 03:06:21,572 INFO L857 garLoopResultBuilder]: For program point L764-4(lines 764 772) no Hoare annotation was computed. [2021-10-16 03:06:21,572 INFO L857 garLoopResultBuilder]: For program point L764-5(lines 764 772) no Hoare annotation was computed. [2021-10-16 03:06:21,572 INFO L857 garLoopResultBuilder]: For program point L566(lines 566 570) no Hoare annotation was computed. [2021-10-16 03:06:21,572 INFO L857 garLoopResultBuilder]: For program point L566-3(lines 566 570) no Hoare annotation was computed. [2021-10-16 03:06:21,573 INFO L857 garLoopResultBuilder]: For program point L566-6(lines 566 570) no Hoare annotation was computed. [2021-10-16 03:06:21,573 INFO L853 garLoopResultBuilder]: At program point L635(lines 630 638) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 03:06:21,573 INFO L853 garLoopResultBuilder]: At program point L635-1(lines 630 638) the Hoare annotation is: false [2021-10-16 03:06:21,573 INFO L853 garLoopResultBuilder]: At program point L635-2(lines 630 638) the Hoare annotation is: false [2021-10-16 03:06:21,574 INFO L857 garLoopResultBuilder]: For program point L140(lines 140 147) no Hoare annotation was computed. [2021-10-16 03:06:21,574 INFO L860 garLoopResultBuilder]: At program point L140-1(lines 140 147) the Hoare annotation is: true [2021-10-16 03:06:21,574 INFO L853 garLoopResultBuilder]: At program point L735(lines 735 741) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 03:06:21,574 INFO L853 garLoopResultBuilder]: At program point L735-1(lines 735 741) the Hoare annotation is: false [2021-10-16 03:06:21,574 INFO L853 garLoopResultBuilder]: At program point L735-2(lines 735 741) the Hoare annotation is: false [2021-10-16 03:06:21,574 INFO L853 garLoopResultBuilder]: At program point L603(lines 598 606) the Hoare annotation is: false [2021-10-16 03:06:21,575 INFO L853 garLoopResultBuilder]: At program point L603-1(lines 598 606) the Hoare annotation is: false [2021-10-16 03:06:21,575 INFO L853 garLoopResultBuilder]: At program point L603-2(lines 598 606) the Hoare annotation is: false [2021-10-16 03:06:21,575 INFO L857 garLoopResultBuilder]: For program point L670(lines 670 676) no Hoare annotation was computed. [2021-10-16 03:06:21,575 INFO L853 garLoopResultBuilder]: At program point L670-1(lines 670 676) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 03:06:21,575 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 962) no Hoare annotation was computed. [2021-10-16 03:06:21,576 INFO L853 garLoopResultBuilder]: At program point L176(lines 1 965) the Hoare annotation is: (and (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 03:06:21,576 INFO L857 garLoopResultBuilder]: For program point L905(lines 905 909) no Hoare annotation was computed. [2021-10-16 03:06:21,576 INFO L857 garLoopResultBuilder]: For program point L905-2(lines 905 909) no Hoare annotation was computed. [2021-10-16 03:06:21,576 INFO L857 garLoopResultBuilder]: For program point L905-3(lines 905 909) no Hoare annotation was computed. [2021-10-16 03:06:21,576 INFO L857 garLoopResultBuilder]: For program point L905-5(lines 905 909) no Hoare annotation was computed. [2021-10-16 03:06:21,577 INFO L857 garLoopResultBuilder]: For program point L905-6(lines 905 909) no Hoare annotation was computed. [2021-10-16 03:06:21,577 INFO L857 garLoopResultBuilder]: For program point L905-8(lines 905 909) no Hoare annotation was computed. [2021-10-16 03:06:21,577 INFO L857 garLoopResultBuilder]: For program point L905-9(lines 905 909) no Hoare annotation was computed. [2021-10-16 03:06:21,577 INFO L857 garLoopResultBuilder]: For program point L905-11(lines 905 909) no Hoare annotation was computed. [2021-10-16 03:06:21,578 INFO L857 garLoopResultBuilder]: For program point L905-12(lines 905 909) no Hoare annotation was computed. [2021-10-16 03:06:21,578 INFO L857 garLoopResultBuilder]: For program point L905-14(lines 905 909) no Hoare annotation was computed. [2021-10-16 03:06:21,578 INFO L857 garLoopResultBuilder]: For program point L905-15(lines 905 909) no Hoare annotation was computed. [2021-10-16 03:06:21,579 INFO L857 garLoopResultBuilder]: For program point L905-17(lines 905 909) no Hoare annotation was computed. [2021-10-16 03:06:21,580 INFO L853 garLoopResultBuilder]: At program point L113(lines 109 115) the Hoare annotation is: (and (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 03:06:21,580 INFO L853 garLoopResultBuilder]: At program point L708(lines 659 709) the Hoare annotation is: false [2021-10-16 03:06:21,580 INFO L857 garLoopResultBuilder]: For program point L940(lines 940 953) no Hoare annotation was computed. [2021-10-16 03:06:21,581 INFO L853 garLoopResultBuilder]: At program point L940-1(lines 1 965) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 03:06:21,581 INFO L857 garLoopResultBuilder]: For program point L940-2(lines 940 953) no Hoare annotation was computed. [2021-10-16 03:06:21,581 INFO L853 garLoopResultBuilder]: At program point L940-3(lines 1 965) the Hoare annotation is: false [2021-10-16 03:06:21,581 INFO L857 garLoopResultBuilder]: For program point L940-4(lines 940 953) no Hoare annotation was computed. [2021-10-16 03:06:21,582 INFO L853 garLoopResultBuilder]: At program point L940-5(lines 1 965) the Hoare annotation is: false [2021-10-16 03:06:21,582 INFO L853 garLoopResultBuilder]: At program point L644(lines 639 647) the Hoare annotation is: false [2021-10-16 03:06:21,582 INFO L853 garLoopResultBuilder]: At program point L644-1(lines 639 647) the Hoare annotation is: false [2021-10-16 03:06:21,582 INFO L857 garLoopResultBuilder]: For program point L578(lines 578 582) no Hoare annotation was computed. [2021-10-16 03:06:21,582 INFO L853 garLoopResultBuilder]: At program point L644-2(lines 639 647) the Hoare annotation is: false [2021-10-16 03:06:21,582 INFO L853 garLoopResultBuilder]: At program point L644-3(lines 639 647) the Hoare annotation is: false [2021-10-16 03:06:21,583 INFO L853 garLoopResultBuilder]: At program point L644-4(lines 639 647) the Hoare annotation is: false [2021-10-16 03:06:21,583 INFO L853 garLoopResultBuilder]: At program point L644-5(lines 639 647) the Hoare annotation is: false [2021-10-16 03:06:21,583 INFO L860 garLoopResultBuilder]: At program point L149(lines 130 152) the Hoare annotation is: true [2021-10-16 03:06:21,583 INFO L853 garLoopResultBuilder]: At program point L184(lines 179 187) the Hoare annotation is: (and (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 03:06:21,583 INFO L857 garLoopResultBuilder]: For program point L944(lines 944 950) no Hoare annotation was computed. [2021-10-16 03:06:21,583 INFO L853 garLoopResultBuilder]: At program point L911(lines 896 914) the Hoare annotation is: false [2021-10-16 03:06:21,584 INFO L853 garLoopResultBuilder]: At program point L911-1(lines 896 914) the Hoare annotation is: false [2021-10-16 03:06:21,584 INFO L857 garLoopResultBuilder]: For program point L944-2(lines 944 950) no Hoare annotation was computed. [2021-10-16 03:06:21,584 INFO L853 garLoopResultBuilder]: At program point L911-2(lines 896 914) the Hoare annotation is: false [2021-10-16 03:06:21,584 INFO L853 garLoopResultBuilder]: At program point L911-3(lines 896 914) the Hoare annotation is: false [2021-10-16 03:06:21,585 INFO L857 garLoopResultBuilder]: For program point L944-4(lines 944 950) no Hoare annotation was computed. [2021-10-16 03:06:21,587 INFO L853 garLoopResultBuilder]: At program point L911-4(lines 896 914) the Hoare annotation is: false [2021-10-16 03:06:21,587 INFO L853 garLoopResultBuilder]: At program point L911-5(lines 896 914) the Hoare annotation is: false [2021-10-16 03:06:21,587 INFO L857 garLoopResultBuilder]: For program point L680(lines 680 686) no Hoare annotation was computed. [2021-10-16 03:06:21,587 INFO L853 garLoopResultBuilder]: At program point L680-1(lines 680 686) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 03:06:21,588 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-16 03:06:21,588 INFO L853 garLoopResultBuilder]: At program point L847(lines 840 850) the Hoare annotation is: false [2021-10-16 03:06:21,589 INFO L853 garLoopResultBuilder]: At program point L847-1(lines 840 850) the Hoare annotation is: false [2021-10-16 03:06:21,589 INFO L853 garLoopResultBuilder]: At program point L847-2(lines 840 850) the Hoare annotation is: false [2021-10-16 03:06:21,589 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-16 03:06:21,590 INFO L857 garLoopResultBuilder]: For program point L786(lines 786 803) no Hoare annotation was computed. [2021-10-16 03:06:21,591 INFO L857 garLoopResultBuilder]: For program point L786-1(lines 786 803) no Hoare annotation was computed. [2021-10-16 03:06:21,591 INFO L857 garLoopResultBuilder]: For program point L786-2(lines 786 803) no Hoare annotation was computed. [2021-10-16 03:06:21,591 INFO L857 garLoopResultBuilder]: For program point L919(lines 919 925) no Hoare annotation was computed. [2021-10-16 03:06:21,591 INFO L853 garLoopResultBuilder]: At program point L919-1(lines 919 925) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 03:06:21,591 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-16 03:06:21,591 INFO L857 garLoopResultBuilder]: For program point L590(lines 590 594) no Hoare annotation was computed. [2021-10-16 03:06:21,592 INFO L853 garLoopResultBuilder]: At program point L62-2(lines 62 76) the Hoare annotation is: false [2021-10-16 03:06:21,592 INFO L857 garLoopResultBuilder]: For program point L690(lines 690 703) no Hoare annotation was computed. [2021-10-16 03:06:21,592 INFO L857 garLoopResultBuilder]: For program point L63(line 63) no Hoare annotation was computed. [2021-10-16 03:06:21,592 INFO L853 garLoopResultBuilder]: At program point L856(lines 851 859) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 03:06:21,592 INFO L853 garLoopResultBuilder]: At program point L856-1(lines 851 859) the Hoare annotation is: false [2021-10-16 03:06:21,592 INFO L857 garLoopResultBuilder]: For program point L790(lines 790 798) no Hoare annotation was computed. [2021-10-16 03:06:21,593 INFO L853 garLoopResultBuilder]: At program point L856-2(lines 851 859) the Hoare annotation is: false [2021-10-16 03:06:21,593 INFO L857 garLoopResultBuilder]: For program point L790-1(lines 790 798) no Hoare annotation was computed. [2021-10-16 03:06:21,593 INFO L857 garLoopResultBuilder]: For program point L790-2(lines 790 798) no Hoare annotation was computed. [2021-10-16 03:06:21,593 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-16 03:06:21,594 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 962) no Hoare annotation was computed. [2021-10-16 03:06:21,594 INFO L857 garLoopResultBuilder]: For program point L66(lines 66 70) no Hoare annotation was computed. [2021-10-16 03:06:21,594 INFO L857 garLoopResultBuilder]: For program point L66-1(lines 728 734) no Hoare annotation was computed. [2021-10-16 03:06:21,594 INFO L857 garLoopResultBuilder]: For program point L760(lines 760 777) no Hoare annotation was computed. [2021-10-16 03:06:21,594 INFO L857 garLoopResultBuilder]: For program point L760-1(lines 760 777) no Hoare annotation was computed. [2021-10-16 03:06:21,594 INFO L857 garLoopResultBuilder]: For program point L760-2(lines 760 777) no Hoare annotation was computed. [2021-10-16 03:06:21,594 INFO L857 garLoopResultBuilder]: For program point L661(lines 660 707) no Hoare annotation was computed. [2021-10-16 03:06:21,595 INFO L857 garLoopResultBuilder]: For program point L760-3(lines 760 777) no Hoare annotation was computed. [2021-10-16 03:06:21,595 INFO L857 garLoopResultBuilder]: For program point L760-4(lines 760 777) no Hoare annotation was computed. [2021-10-16 03:06:21,595 INFO L857 garLoopResultBuilder]: For program point L760-5(lines 760 777) no Hoare annotation was computed. [2021-10-16 03:06:21,595 INFO L853 garLoopResultBuilder]: At program point L728(lines 727 746) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 03:06:21,595 INFO L857 garLoopResultBuilder]: For program point L728-1(lines 728 734) no Hoare annotation was computed. [2021-10-16 03:06:21,595 INFO L857 garLoopResultBuilder]: For program point L662(lines 662 666) no Hoare annotation was computed. [2021-10-16 03:06:21,596 INFO L853 garLoopResultBuilder]: At program point L728-2(lines 727 746) the Hoare annotation is: false [2021-10-16 03:06:21,596 INFO L853 garLoopResultBuilder]: At program point L728-3(lines 727 746) the Hoare annotation is: false [2021-10-16 03:06:21,600 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-16 03:06:21,631 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 03:06:21 BoogieIcfgContainer [2021-10-16 03:06:21,631 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-16 03:06:21,632 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-16 03:06:21,632 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-16 03:06:21,632 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-16 03:06:21,633 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 03:06:13" (3/4) ... [2021-10-16 03:06:21,636 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-16 03:06:21,662 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-16 03:06:21,663 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-16 03:06:21,664 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-16 03:06:21,665 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-16 03:06:21,666 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-16 03:06:21,667 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-16 03:06:21,668 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-16 03:06:21,710 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-16 03:06:21,783 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/witness.graphml [2021-10-16 03:06:21,783 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-16 03:06:21,785 INFO L168 Benchmark]: Toolchain (without parser) took 11567.01 ms. Allocated memory was 52.4 MB in the beginning and 96.5 MB in the end (delta: 44.0 MB). Free memory was 28.3 MB in the beginning and 51.8 MB in the end (delta: -23.4 MB). Peak memory consumption was 18.6 MB. Max. memory is 16.1 GB. [2021-10-16 03:06:21,785 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 52.4 MB. Free memory was 33.3 MB in the beginning and 33.2 MB in the end (delta: 38.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 03:06:21,786 INFO L168 Benchmark]: CACSL2BoogieTranslator took 581.82 ms. Allocated memory was 52.4 MB in the beginning and 65.0 MB in the end (delta: 12.6 MB). Free memory was 28.2 MB in the beginning and 45.4 MB in the end (delta: -17.3 MB). Peak memory consumption was 8.8 MB. Max. memory is 16.1 GB. [2021-10-16 03:06:21,787 INFO L168 Benchmark]: Boogie Procedure Inliner took 97.82 ms. Allocated memory is still 65.0 MB. Free memory was 45.2 MB in the beginning and 41.8 MB in the end (delta: 3.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-16 03:06:21,787 INFO L168 Benchmark]: Boogie Preprocessor took 94.56 ms. Allocated memory is still 65.0 MB. Free memory was 41.8 MB in the beginning and 39.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-16 03:06:21,788 INFO L168 Benchmark]: RCFGBuilder took 2526.75 ms. Allocated memory was 65.0 MB in the beginning and 79.7 MB in the end (delta: 14.7 MB). Free memory was 39.0 MB in the beginning and 42.4 MB in the end (delta: -3.3 MB). Peak memory consumption was 16.4 MB. Max. memory is 16.1 GB. [2021-10-16 03:06:21,788 INFO L168 Benchmark]: TraceAbstraction took 8095.17 ms. Allocated memory was 79.7 MB in the beginning and 96.5 MB in the end (delta: 16.8 MB). Free memory was 42.0 MB in the beginning and 60.7 MB in the end (delta: -18.7 MB). Peak memory consumption was 29.5 MB. Max. memory is 16.1 GB. [2021-10-16 03:06:21,788 INFO L168 Benchmark]: Witness Printer took 151.56 ms. Allocated memory is still 96.5 MB. Free memory was 60.7 MB in the beginning and 51.8 MB in the end (delta: 9.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-16 03:06:21,794 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 52.4 MB. Free memory was 33.3 MB in the beginning and 33.2 MB in the end (delta: 38.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 581.82 ms. Allocated memory was 52.4 MB in the beginning and 65.0 MB in the end (delta: 12.6 MB). Free memory was 28.2 MB in the beginning and 45.4 MB in the end (delta: -17.3 MB). Peak memory consumption was 8.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 97.82 ms. Allocated memory is still 65.0 MB. Free memory was 45.2 MB in the beginning and 41.8 MB in the end (delta: 3.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 94.56 ms. Allocated memory is still 65.0 MB. Free memory was 41.8 MB in the beginning and 39.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2526.75 ms. Allocated memory was 65.0 MB in the beginning and 79.7 MB in the end (delta: 14.7 MB). Free memory was 39.0 MB in the beginning and 42.4 MB in the end (delta: -3.3 MB). Peak memory consumption was 16.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 8095.17 ms. Allocated memory was 79.7 MB in the beginning and 96.5 MB in the end (delta: 16.8 MB). Free memory was 42.0 MB in the beginning and 60.7 MB in the end (delta: -18.7 MB). Peak memory consumption was 29.5 MB. Max. memory is 16.1 GB. * Witness Printer took 151.56 ms. Allocated memory is still 96.5 MB. Free memory was 60.7 MB in the beginning and 51.8 MB in the end (delta: 9.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms 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: 962]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 962]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 962]: 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, 107 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 8004.1ms, OverallIterations: 7, TraceHistogramMax: 2, EmptinessCheckTime: 58.6ms, AutomataDifference: 1947.1ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 449.9ms, InitialAbstractionConstructionTime: 12.3ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 545 SDtfs, 993 SDslu, 811 SDs, 0 SdLazy, 153 SolverSat, 28 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1429.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 416 GetRequests, 387 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 260.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=252occurred in iteration=5, InterpolantAutomatonStates: 33, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 162.4ms AutomataMinimizationTime, 7 MinimizatonAttempts, 304 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 44 LocationsWithAnnotation, 44 PreInvPairs, 147 NumberOfFragments, 128 HoareAnnotationTreeSize, 44 FomulaSimplifications, 5768 FormulaSimplificationTreeSizeReduction, 341.9ms HoareSimplificationTime, 44 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 88.0ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 183.8ms SsaConstructionTime, 908.9ms SatisfiabilityAnalysisTime, 1691.6ms InterpolantComputationTime, 210 NumberOfCodeBlocks, 210 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 404 ConstructedInterpolants, 0 QuantifiedInterpolants, 844 SizeOfPredicates, 7 NumberOfNonLiveVariables, 1614 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 16 InterpolantComputations, 14 PerfectInterpolantSequences, 46/56 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: 598]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 840]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 639]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 728]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 840]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 851]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 896]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 659]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (systemActive == 1bv32 && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: (systemActive == 1bv32 && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 896]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 670]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 639]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 639]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 896]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: (systemActive == 1bv32 && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 639]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 598]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 630]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 727]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 735]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 851]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 896]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 630]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 735]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 639]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 840]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 598]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 851]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 727]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 735]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 639]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 896]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 727]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 630]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 896]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-16 03:06:21,866 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a8dba30-730e-4452-88f1-84a189c574ef/bin/utaipan-mTDlp9Zugs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...