./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product05.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product05.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG --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 b58343dfed6fef80fe78f9243bbae3e5c0d1ca5dda43ba2e6616ff59c3704ff6 ............................................................................................................................................ 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_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product05.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG --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 b58343dfed6fef80fe78f9243bbae3e5c0d1ca5dda43ba2e6616ff59c3704ff6 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 05:49:08,723 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:49:08,727 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:49:08,782 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:49:08,783 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:49:08,788 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:49:08,794 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:49:08,801 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:49:08,803 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:49:08,804 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:49:08,806 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:49:08,807 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:49:08,808 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:49:08,809 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:49:08,811 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:49:08,813 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:49:08,814 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:49:08,815 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:49:08,818 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:49:08,821 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:49:08,823 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:49:08,825 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:49:08,827 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:49:08,828 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:49:08,832 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:49:08,832 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:49:08,833 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:49:08,834 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:49:08,834 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:49:08,836 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:49:08,842 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:49:08,844 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:49:08,845 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:49:08,846 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:49:08,847 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:49:08,848 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:49:08,848 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:49:08,849 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:49:08,849 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:49:08,850 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:49:08,851 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:49:08,852 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-29 05:49:08,878 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:49:08,878 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:49:08,879 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:49:08,879 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:49:08,880 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:49:08,880 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:49:08,880 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 05:49:08,880 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:49:08,881 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:49:08,881 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 05:49:08,881 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 05:49:08,881 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:49:08,882 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 05:49:08,882 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 05:49:08,882 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 05:49:08,883 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:49:08,883 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 05:49:08,884 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 05:49:08,884 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 05:49:08,884 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:49:08,884 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:49:08,885 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:49:08,885 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:49:08,885 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:49:08,885 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 05:49:08,885 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:49:08,886 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:49:08,886 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:49:08,886 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:49:08,887 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:49:08,887 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:49:08,887 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:49:08,888 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:49:08,888 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:49:08,888 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 05:49:08,888 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 05:49:08,888 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:49:08,889 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:49:08,889 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:49:08,889 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_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b58343dfed6fef80fe78f9243bbae3e5c0d1ca5dda43ba2e6616ff59c3704ff6 [2021-10-29 05:49:09,160 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:49:09,181 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:49:09,184 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:49:09,186 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:49:09,186 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:49:09,187 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/product-lines/minepump_spec2_product05.cil.c [2021-10-29 05:49:09,260 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/data/cae4652ac/91ae987e225744f492249185e609fbaf/FLAGc9fc9c6e8 [2021-10-29 05:49:09,724 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:49:09,725 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/sv-benchmarks/c/product-lines/minepump_spec2_product05.cil.c [2021-10-29 05:49:09,739 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/data/cae4652ac/91ae987e225744f492249185e609fbaf/FLAGc9fc9c6e8 [2021-10-29 05:49:10,070 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/data/cae4652ac/91ae987e225744f492249185e609fbaf [2021-10-29 05:49:10,073 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:49:10,074 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:49:10,076 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:49:10,076 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:49:10,079 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:49:10,080 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:49:10" (1/1) ... [2021-10-29 05:49:10,081 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c26948e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:49:10, skipping insertion in model container [2021-10-29 05:49:10,081 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:49:10" (1/1) ... [2021-10-29 05:49:10,088 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:49:10,137 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:49:10,425 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_1ab735ad-5927-485f-ab58-7f98e3a8939f/sv-benchmarks/c/product-lines/minepump_spec2_product05.cil.c[7760,7773] [2021-10-29 05:49:10,477 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:49:10,489 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) [2021-10-29 05:49:10,490 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@77a35c2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:49:10, skipping insertion in model container [2021-10-29 05:49:10,490 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:49:10,491 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 05:49:10,493 INFO L168 Benchmark]: Toolchain (without parser) took 417.39 ms. Allocated memory was 98.6 MB in the beginning and 138.4 MB in the end (delta: 39.8 MB). Free memory was 62.4 MB in the beginning and 111.1 MB in the end (delta: -48.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 05:49:10,494 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 98.6 MB. Free memory was 70.9 MB in the beginning and 70.9 MB in the end (delta: 27.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:49:10,496 INFO L168 Benchmark]: CACSL2BoogieTranslator took 414.81 ms. Allocated memory was 98.6 MB in the beginning and 138.4 MB in the end (delta: 39.8 MB). Free memory was 62.2 MB in the beginning and 111.1 MB in the end (delta: -48.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 05:49:10,498 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 98.6 MB. Free memory was 70.9 MB in the beginning and 70.9 MB in the end (delta: 27.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 414.81 ms. Allocated memory was 98.6 MB in the beginning and 138.4 MB in the end (delta: 39.8 MB). Free memory was 62.2 MB in the beginning and 111.1 MB in the end (delta: -48.9 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: 553]: 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-b2eff8b [2021-10-29 05:49:12,706 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:49:12,708 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:49:12,742 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:49:12,742 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:49:12,744 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:49:12,746 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:49:12,749 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:49:12,751 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:49:12,753 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:49:12,754 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:49:12,756 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:49:12,757 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:49:12,758 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:49:12,760 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:49:12,762 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:49:12,763 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:49:12,764 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:49:12,766 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:49:12,769 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:49:12,771 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:49:12,772 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:49:12,774 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:49:12,775 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:49:12,779 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:49:12,779 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:49:12,780 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:49:12,781 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:49:12,782 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:49:12,783 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:49:12,783 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:49:12,784 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:49:12,785 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:49:12,786 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:49:12,788 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:49:12,788 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:49:12,789 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:49:12,790 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:49:12,790 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:49:12,791 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:49:12,792 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:49:12,793 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-29 05:49:12,832 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:49:12,833 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:49:12,834 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:49:12,835 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:49:12,835 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:49:12,835 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:49:12,835 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:49:12,836 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:49:12,836 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:49:12,837 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:49:12,839 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 05:49:12,839 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 05:49:12,839 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:49:12,839 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:49:12,840 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:49:12,840 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:49:12,840 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:49:12,840 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 05:49:12,841 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 05:49:12,841 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 05:49:12,841 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:49:12,841 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:49:12,842 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:49:12,842 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:49:12,842 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 05:49:12,842 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:49:12,843 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:49:12,843 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:49:12,843 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:49:12,843 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:49:12,844 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 05:49:12,844 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 05:49:12,844 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:49:12,844 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:49:12,845 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:49:12,845 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_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b58343dfed6fef80fe78f9243bbae3e5c0d1ca5dda43ba2e6616ff59c3704ff6 [2021-10-29 05:49:13,281 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:49:13,304 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:49:13,307 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:49:13,308 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:49:13,309 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:49:13,310 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/product-lines/minepump_spec2_product05.cil.c [2021-10-29 05:49:13,386 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/data/20c220d09/abbf57f2e7af482dbaa0eb55b38832f3/FLAG5f326480b [2021-10-29 05:49:13,918 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:49:13,919 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/sv-benchmarks/c/product-lines/minepump_spec2_product05.cil.c [2021-10-29 05:49:13,932 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/data/20c220d09/abbf57f2e7af482dbaa0eb55b38832f3/FLAG5f326480b [2021-10-29 05:49:14,238 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/data/20c220d09/abbf57f2e7af482dbaa0eb55b38832f3 [2021-10-29 05:49:14,241 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:49:14,243 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:49:14,260 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:49:14,260 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:49:14,262 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:49:14,263 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:49:14" (1/1) ... [2021-10-29 05:49:14,264 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e4c1926 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:49:14, skipping insertion in model container [2021-10-29 05:49:14,264 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:49:14" (1/1) ... [2021-10-29 05:49:14,272 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:49:14,325 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:49:14,609 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_1ab735ad-5927-485f-ab58-7f98e3a8939f/sv-benchmarks/c/product-lines/minepump_spec2_product05.cil.c[7760,7773] [2021-10-29 05:49:14,664 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:49:14,679 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-29 05:49:14,689 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:49:14,750 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_1ab735ad-5927-485f-ab58-7f98e3a8939f/sv-benchmarks/c/product-lines/minepump_spec2_product05.cil.c[7760,7773] [2021-10-29 05:49:14,810 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:49:14,815 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 05:49:14,860 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_1ab735ad-5927-485f-ab58-7f98e3a8939f/sv-benchmarks/c/product-lines/minepump_spec2_product05.cil.c[7760,7773] [2021-10-29 05:49:14,888 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:49:14,917 INFO L208 MainTranslator]: Completed translation [2021-10-29 05:49:14,923 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:49:14 WrapperNode [2021-10-29 05:49:14,923 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:49:14,924 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 05:49:14,925 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 05:49:14,925 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 05:49:14,933 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:49:14" (1/1) ... [2021-10-29 05:49:14,978 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:49:14" (1/1) ... [2021-10-29 05:49:15,042 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 05:49:15,048 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 05:49:15,048 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 05:49:15,049 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 05:49:15,059 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:49:14" (1/1) ... [2021-10-29 05:49:15,059 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:49:14" (1/1) ... [2021-10-29 05:49:15,074 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:49:14" (1/1) ... [2021-10-29 05:49:15,074 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:49:14" (1/1) ... [2021-10-29 05:49:15,109 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:49:14" (1/1) ... [2021-10-29 05:49:15,116 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:49:14" (1/1) ... [2021-10-29 05:49:15,118 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:49:14" (1/1) ... [2021-10-29 05:49:15,123 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 05:49:15,124 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 05:49:15,124 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 05:49:15,125 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 05:49:15,125 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:49:14" (1/1) ... [2021-10-29 05:49:15,133 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:49:15,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 05:49:15,161 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-29 05:49:15,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-29 05:49:15,211 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 05:49:15,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-29 05:49:15,212 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 05:49:15,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 05:49:17,675 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 05:49:17,675 INFO L299 CfgBuilder]: Removed 98 assume(true) statements. [2021-10-29 05:49:17,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:49:17 BoogieIcfgContainer [2021-10-29 05:49:17,678 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 05:49:17,680 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-29 05:49:17,680 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-29 05:49:17,683 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-29 05:49:17,683 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 05:49:14" (1/3) ... [2021-10-29 05:49:17,684 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27477182 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:49:17, skipping insertion in model container [2021-10-29 05:49:17,685 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:49:14" (2/3) ... [2021-10-29 05:49:17,685 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27477182 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:49:17, skipping insertion in model container [2021-10-29 05:49:17,685 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:49:17" (3/3) ... [2021-10-29 05:49:17,687 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product05.cil.c [2021-10-29 05:49:17,694 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-29 05:49:17,694 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-29 05:49:17,760 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-29 05:49:17,768 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-29 05:49:17,769 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-29 05:49:17,793 INFO L276 IsEmpty]: Start isEmpty. Operand has 73 states, 69 states have (on average 1.5797101449275361) internal successors, (109), 72 states have internal predecessors, (109), 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) [2021-10-29 05:49:17,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 05:49:17,816 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:49:17,817 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:49:17,818 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:49:17,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:49:17,825 INFO L85 PathProgramCache]: Analyzing trace with hash -1951915580, now seen corresponding path program 1 times [2021-10-29 05:49:17,846 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:49:17,846 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [365829986] [2021-10-29 05:49:17,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:49:17,849 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:49:17,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:49:17,855 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:49:17,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-29 05:49:18,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:49:18,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-29 05:49:18,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:49:18,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:49:18,235 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:49:18,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:49:18,305 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:49:18,305 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [365829986] [2021-10-29 05:49:18,306 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [365829986] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:49:18,306 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:49:18,306 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-29 05:49:18,308 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124207810] [2021-10-29 05:49:18,313 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-29 05:49:18,313 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:49:18,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-29 05:49:18,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-29 05:49:18,329 INFO L87 Difference]: Start difference. First operand has 73 states, 69 states have (on average 1.5797101449275361) internal successors, (109), 72 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:49:18,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:49:18,355 INFO L93 Difference]: Finished difference Result 139 states and 210 transitions. [2021-10-29 05:49:18,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 05:49:18,356 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-10-29 05:49:18,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:49:18,365 INFO L225 Difference]: With dead ends: 139 [2021-10-29 05:49:18,365 INFO L226 Difference]: Without dead ends: 69 [2021-10-29 05:49:18,368 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-29 05:49:18,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2021-10-29 05:49:18,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2021-10-29 05:49:18,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 66 states have (on average 1.4696969696969697) internal successors, (97), 68 states have internal predecessors, (97), 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) [2021-10-29 05:49:18,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 97 transitions. [2021-10-29 05:49:18,405 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 97 transitions. Word has length 18 [2021-10-29 05:49:18,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:49:18,405 INFO L470 AbstractCegarLoop]: Abstraction has 69 states and 97 transitions. [2021-10-29 05:49:18,406 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:49:18,406 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 97 transitions. [2021-10-29 05:49:18,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 05:49:18,407 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:49:18,407 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:49:18,424 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-29 05:49:18,624 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:49:18,625 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:49:18,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:49:18,626 INFO L85 PathProgramCache]: Analyzing trace with hash 2124215747, now seen corresponding path program 1 times [2021-10-29 05:49:18,626 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:49:18,627 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1494997373] [2021-10-29 05:49:18,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:49:18,627 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:49:18,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:49:18,633 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:49:18,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-29 05:49:18,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:49:18,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:49:18,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:49:18,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:49:18,902 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:49:18,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:49:18,961 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:49:18,961 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1494997373] [2021-10-29 05:49:18,961 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1494997373] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:49:18,961 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:49:18,961 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-29 05:49:18,962 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [914996500] [2021-10-29 05:49:18,963 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 05:49:18,963 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:49:18,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 05:49:18,984 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:49:18,984 INFO L87 Difference]: Start difference. First operand 69 states and 97 transitions. Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:49:18,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:49:18,996 INFO L93 Difference]: Finished difference Result 69 states and 97 transitions. [2021-10-29 05:49:18,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 05:49:18,996 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-29 05:49:18,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:49:18,997 INFO L225 Difference]: With dead ends: 69 [2021-10-29 05:49:18,997 INFO L226 Difference]: Without dead ends: 33 [2021-10-29 05:49:18,998 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:49:18,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-10-29 05:49:19,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2021-10-29 05:49:19,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 32 states have (on average 1.4375) internal successors, (46), 32 states have internal predecessors, (46), 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) [2021-10-29 05:49:19,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 46 transitions. [2021-10-29 05:49:19,003 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 46 transitions. Word has length 19 [2021-10-29 05:49:19,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:49:19,004 INFO L470 AbstractCegarLoop]: Abstraction has 33 states and 46 transitions. [2021-10-29 05:49:19,004 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:49:19,004 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2021-10-29 05:49:19,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 05:49:19,005 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:49:19,005 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:49:19,030 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-29 05:49:19,230 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:49:19,231 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:49:19,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:49:19,231 INFO L85 PathProgramCache]: Analyzing trace with hash 1287067830, now seen corresponding path program 1 times [2021-10-29 05:49:19,232 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:49:19,232 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1150796027] [2021-10-29 05:49:19,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:49:19,233 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:49:19,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:49:19,235 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:49:19,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-29 05:49:19,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:49:19,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:49:19,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:49:19,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:49:19,542 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:49:19,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:49:19,642 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:49:19,642 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1150796027] [2021-10-29 05:49:19,642 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1150796027] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:49:19,643 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:49:19,643 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-10-29 05:49:19,643 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406493472] [2021-10-29 05:49:19,644 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 05:49:19,644 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:49:19,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 05:49:19,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:49:19,646 INFO L87 Difference]: Start difference. First operand 33 states and 46 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:49:19,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:49:19,654 INFO L93 Difference]: Finished difference Result 59 states and 85 transitions. [2021-10-29 05:49:19,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 05:49:19,655 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-10-29 05:49:19,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:49:19,656 INFO L225 Difference]: With dead ends: 59 [2021-10-29 05:49:19,656 INFO L226 Difference]: Without dead ends: 33 [2021-10-29 05:49:19,657 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:49:19,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-10-29 05:49:19,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2021-10-29 05:49:19,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 32 states have (on average 1.40625) internal successors, (45), 32 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) [2021-10-29 05:49:19,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 45 transitions. [2021-10-29 05:49:19,663 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 45 transitions. Word has length 24 [2021-10-29 05:49:19,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:49:19,663 INFO L470 AbstractCegarLoop]: Abstraction has 33 states and 45 transitions. [2021-10-29 05:49:19,664 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:49:19,664 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2021-10-29 05:49:19,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 05:49:19,665 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:49:19,665 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:49:19,687 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-29 05:49:19,879 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:49:19,880 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:49:19,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:49:19,880 INFO L85 PathProgramCache]: Analyzing trace with hash 1176085081, now seen corresponding path program 1 times [2021-10-29 05:49:19,881 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:49:19,881 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2019366233] [2021-10-29 05:49:19,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:49:19,881 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:49:19,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:49:19,883 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:49:19,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-29 05:49:20,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:49:20,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 05:49:20,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:49:20,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:49:20,220 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:49:20,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:49:20,317 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:49:20,318 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2019366233] [2021-10-29 05:49:20,318 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2019366233] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:49:20,319 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:49:20,319 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-10-29 05:49:20,319 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [271322105] [2021-10-29 05:49:20,320 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-29 05:49:20,321 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:49:20,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-29 05:49:20,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-29 05:49:20,323 INFO L87 Difference]: Start difference. First operand 33 states and 45 transitions. Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:49:20,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:49:20,463 INFO L93 Difference]: Finished difference Result 135 states and 200 transitions. [2021-10-29 05:49:20,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-29 05:49:20,464 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2021-10-29 05:49:20,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:49:20,471 INFO L225 Difference]: With dead ends: 135 [2021-10-29 05:49:20,471 INFO L226 Difference]: Without dead ends: 109 [2021-10-29 05:49:20,472 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-29 05:49:20,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2021-10-29 05:49:20,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 54. [2021-10-29 05:49:20,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 53 states have (on average 1.4150943396226414) internal successors, (75), 53 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:49:20,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 75 transitions. [2021-10-29 05:49:20,499 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 75 transitions. Word has length 25 [2021-10-29 05:49:20,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:49:20,500 INFO L470 AbstractCegarLoop]: Abstraction has 54 states and 75 transitions. [2021-10-29 05:49:20,501 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:49:20,501 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 75 transitions. [2021-10-29 05:49:20,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 05:49:20,504 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:49:20,504 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:49:20,521 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-29 05:49:20,715 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:49:20,715 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:49:20,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:49:20,716 INFO L85 PathProgramCache]: Analyzing trace with hash 1281855185, now seen corresponding path program 1 times [2021-10-29 05:49:20,716 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:49:20,717 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [321919280] [2021-10-29 05:49:20,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:49:20,717 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:49:20,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:49:20,718 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:49:20,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-29 05:49:20,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:49:20,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 05:49:20,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:49:21,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:49:21,038 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:49:21,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:49:21,110 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:49:21,111 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [321919280] [2021-10-29 05:49:21,111 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [321919280] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:49:21,111 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:49:21,111 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-29 05:49:21,112 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922993527] [2021-10-29 05:49:21,112 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-29 05:49:21,112 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:49:21,113 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-29 05:49:21,113 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-29 05:49:21,114 INFO L87 Difference]: Start difference. First operand 54 states and 75 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 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) [2021-10-29 05:49:21,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:49:21,221 INFO L93 Difference]: Finished difference Result 146 states and 212 transitions. [2021-10-29 05:49:21,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-29 05:49:21,222 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 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 [2021-10-29 05:49:21,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:49:21,223 INFO L225 Difference]: With dead ends: 146 [2021-10-29 05:49:21,223 INFO L226 Difference]: Without dead ends: 0 [2021-10-29 05:49:21,224 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-29 05:49:21,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-29 05:49:21,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-29 05:49:21,225 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) [2021-10-29 05:49:21,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-29 05:49:21,225 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2021-10-29 05:49:21,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:49:21,226 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-29 05:49:21,226 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 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) [2021-10-29 05:49:21,226 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-29 05:49:21,227 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 05:49:21,229 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:49:21,230 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:49:21,230 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:49:21,247 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-29 05:49:21,443 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:49:21,445 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-29 05:49:21,448 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:49:21,479 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:49:21,480 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:49:21,482 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:49:21,484 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:49:21,514 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:49:21,515 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:49:21,517 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:49:21,519 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:49:21,520 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:49:21,551 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:49:21,552 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:49:21,553 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:49:21,555 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:49:21,556 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:49:21,557 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:49:21,580 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:49:21,625 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:49:21,626 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:49:21,626 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:49:21,627 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:49:21,638 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:49:21,638 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:49:21,639 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:49:21,640 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:49:21,656 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:49:21,657 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:49:21,658 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:49:21,658 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:49:21,659 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:49:21,663 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:49:21,782 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 520) no Hoare annotation was computed. [2021-10-29 05:49:21,783 INFO L860 garLoopResultBuilder]: At program point L151(lines 132 154) the Hoare annotation is: true [2021-10-29 05:49:21,783 INFO L853 garLoopResultBuilder]: At program point L350(lines 343 353) the Hoare annotation is: false [2021-10-29 05:49:21,783 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-29 05:49:21,783 INFO L853 garLoopResultBuilder]: At program point L350-1(lines 343 353) the Hoare annotation is: false [2021-10-29 05:49:21,783 INFO L853 garLoopResultBuilder]: At program point L350-2(lines 343 353) the Hoare annotation is: false [2021-10-29 05:49:21,783 INFO L857 garLoopResultBuilder]: For program point L218(lines 218 224) no Hoare annotation was computed. [2021-10-29 05:49:21,784 INFO L853 garLoopResultBuilder]: At program point L218-1(lines 218 224) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:49:21,784 INFO L857 garLoopResultBuilder]: For program point L466(lines 466 470) no Hoare annotation was computed. [2021-10-29 05:49:21,784 INFO L853 garLoopResultBuilder]: At program point L254(lines 207 255) the Hoare annotation is: false [2021-10-29 05:49:21,784 INFO L857 garLoopResultBuilder]: For program point L238(lines 238 249) no Hoare annotation was computed. [2021-10-29 05:49:21,784 INFO L857 garLoopResultBuilder]: For program point L520(line 520) no Hoare annotation was computed. [2021-10-29 05:49:21,784 INFO L857 garLoopResultBuilder]: For program point L520-1(line 520) no Hoare annotation was computed. [2021-10-29 05:49:21,784 INFO L857 garLoopResultBuilder]: For program point L454(lines 454 458) no Hoare annotation was computed. [2021-10-29 05:49:21,785 INFO L857 garLoopResultBuilder]: For program point L520-2(line 520) no Hoare annotation was computed. [2021-10-29 05:49:21,785 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-29 05:49:21,785 INFO L857 garLoopResultBuilder]: For program point L306(lines 306 323) no Hoare annotation was computed. [2021-10-29 05:49:21,785 INFO L857 garLoopResultBuilder]: For program point L306-1(lines 306 323) no Hoare annotation was computed. [2021-10-29 05:49:21,785 INFO L857 garLoopResultBuilder]: For program point L306-2(lines 306 323) no Hoare annotation was computed. [2021-10-29 05:49:21,785 INFO L853 garLoopResultBuilder]: At program point L422(lines 1 889) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:49:21,786 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 520) no Hoare annotation was computed. [2021-10-29 05:49:21,786 INFO L853 garLoopResultBuilder]: At program point L274(lines 273 292) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:49:21,786 INFO L857 garLoopResultBuilder]: For program point L274-1(lines 274 280) no Hoare annotation was computed. [2021-10-29 05:49:21,786 INFO L853 garLoopResultBuilder]: At program point L274-2(lines 273 292) the Hoare annotation is: false [2021-10-29 05:49:21,786 INFO L853 garLoopResultBuilder]: At program point L274-3(lines 273 292) the Hoare annotation is: false [2021-10-29 05:49:21,786 INFO L857 garLoopResultBuilder]: For program point L142(lines 142 149) no Hoare annotation was computed. [2021-10-29 05:49:21,787 INFO L860 garLoopResultBuilder]: At program point L142-1(lines 142 149) the Hoare annotation is: true [2021-10-29 05:49:21,787 INFO L857 garLoopResultBuilder]: For program point L209(lines 208 253) no Hoare annotation was computed. [2021-10-29 05:49:21,787 INFO L857 garLoopResultBuilder]: For program point L176(lines 176 193) no Hoare annotation was computed. [2021-10-29 05:49:21,787 INFO L853 garLoopResultBuilder]: At program point L176-1(lines 1 889) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:49:21,787 INFO L857 garLoopResultBuilder]: For program point L176-2(lines 176 193) no Hoare annotation was computed. [2021-10-29 05:49:21,787 INFO L853 garLoopResultBuilder]: At program point L176-3(lines 1 889) the Hoare annotation is: false [2021-10-29 05:49:21,787 INFO L857 garLoopResultBuilder]: For program point L176-4(lines 176 193) no Hoare annotation was computed. [2021-10-29 05:49:21,788 INFO L853 garLoopResultBuilder]: At program point L176-5(lines 1 889) the Hoare annotation is: false [2021-10-29 05:49:21,788 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-29 05:49:21,788 INFO L857 garLoopResultBuilder]: For program point L210(lines 210 214) no Hoare annotation was computed. [2021-10-29 05:49:21,788 INFO L853 garLoopResultBuilder]: At program point L359(lines 354 362) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:49:21,788 INFO L853 garLoopResultBuilder]: At program point L359-1(lines 354 362) the Hoare annotation is: false [2021-10-29 05:49:21,788 INFO L853 garLoopResultBuilder]: At program point L359-2(lines 354 362) the Hoare annotation is: false [2021-10-29 05:49:21,789 INFO L853 garLoopResultBuilder]: At program point L62-2(lines 62 76) the Hoare annotation is: false [2021-10-29 05:49:21,789 INFO L857 garLoopResultBuilder]: For program point L442(lines 442 446) no Hoare annotation was computed. [2021-10-29 05:49:21,789 INFO L857 garLoopResultBuilder]: For program point L442-3(lines 442 446) no Hoare annotation was computed. [2021-10-29 05:49:21,789 INFO L857 garLoopResultBuilder]: For program point L310(lines 310 318) no Hoare annotation was computed. [2021-10-29 05:49:21,789 INFO L857 garLoopResultBuilder]: For program point L310-1(lines 310 318) no Hoare annotation was computed. [2021-10-29 05:49:21,789 INFO L857 garLoopResultBuilder]: For program point L244(lines 244 248) no Hoare annotation was computed. [2021-10-29 05:49:21,789 INFO L857 garLoopResultBuilder]: For program point L442-6(lines 442 446) no Hoare annotation was computed. [2021-10-29 05:49:21,790 INFO L857 garLoopResultBuilder]: For program point L310-2(lines 310 318) no Hoare annotation was computed. [2021-10-29 05:49:21,790 INFO L857 garLoopResultBuilder]: For program point L244-2(lines 274 280) no Hoare annotation was computed. [2021-10-29 05:49:21,790 INFO L857 garLoopResultBuilder]: For program point L228(lines 228 234) no Hoare annotation was computed. [2021-10-29 05:49:21,790 INFO L853 garLoopResultBuilder]: At program point L228-1(lines 228 234) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:49:21,790 INFO L857 garLoopResultBuilder]: For program point L63(line 63) no Hoare annotation was computed. [2021-10-29 05:49:21,793 INFO L853 garLoopResultBuilder]: At program point L113(lines 109 115) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:49:21,796 INFO L857 garLoopResultBuilder]: For program point L180(lines 180 190) no Hoare annotation was computed. [2021-10-29 05:49:21,796 INFO L857 garLoopResultBuilder]: For program point L180-2(lines 180 190) no Hoare annotation was computed. [2021-10-29 05:49:21,799 INFO L857 garLoopResultBuilder]: For program point L180-4(lines 180 190) no Hoare annotation was computed. [2021-10-29 05:49:21,800 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-29 05:49:21,802 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 520) no Hoare annotation was computed. [2021-10-29 05:49:21,802 INFO L857 garLoopResultBuilder]: For program point L181(lines 181 187) no Hoare annotation was computed. [2021-10-29 05:49:21,802 INFO L857 garLoopResultBuilder]: For program point L181-2(lines 181 187) no Hoare annotation was computed. [2021-10-29 05:49:21,802 INFO L857 garLoopResultBuilder]: For program point L181-4(lines 181 187) no Hoare annotation was computed. [2021-10-29 05:49:21,803 INFO L853 garLoopResultBuilder]: At program point L165(lines 160 167) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:49:21,803 INFO L857 garLoopResultBuilder]: For program point L66(lines 66 70) no Hoare annotation was computed. [2021-10-29 05:49:21,803 INFO L857 garLoopResultBuilder]: For program point L66-1(lines 274 280) no Hoare annotation was computed. [2021-10-29 05:49:21,803 INFO L853 garLoopResultBuilder]: At program point L479(lines 474 482) the Hoare annotation is: false [2021-10-29 05:49:21,803 INFO L853 garLoopResultBuilder]: At program point L479-1(lines 474 482) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:49:21,804 INFO L853 garLoopResultBuilder]: At program point L479-2(lines 474 482) the Hoare annotation is: false [2021-10-29 05:49:21,804 INFO L853 garLoopResultBuilder]: At program point L479-3(lines 474 482) the Hoare annotation is: false [2021-10-29 05:49:21,804 INFO L853 garLoopResultBuilder]: At program point L479-4(lines 474 482) the Hoare annotation is: false [2021-10-29 05:49:21,805 INFO L853 garLoopResultBuilder]: At program point L479-5(lines 474 482) the Hoare annotation is: false [2021-10-29 05:49:21,806 INFO L853 garLoopResultBuilder]: At program point L281(lines 281 287) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:49:21,806 INFO L853 garLoopResultBuilder]: At program point L281-1(lines 281 287) the Hoare annotation is: false [2021-10-29 05:49:21,806 INFO L853 garLoopResultBuilder]: At program point L281-2(lines 281 287) the Hoare annotation is: false [2021-10-29 05:49:21,806 INFO L853 garLoopResultBuilder]: At program point L430(lines 425 433) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:49:21,815 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2021-10-29 05:49:21,817 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-29 05:49:21,840 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 05:49:21 BoogieIcfgContainer [2021-10-29 05:49:21,845 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-29 05:49:21,846 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 05:49:21,846 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 05:49:21,846 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 05:49:21,847 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:49:17" (3/4) ... [2021-10-29 05:49:21,849 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 05:49:21,871 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-29 05:49:21,872 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-29 05:49:21,873 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-29 05:49:21,873 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 05:49:21,874 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 05:49:21,875 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 05:49:21,875 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 05:49:21,911 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-29 05:49:21,955 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/witness.graphml [2021-10-29 05:49:21,955 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 05:49:21,957 INFO L168 Benchmark]: Toolchain (without parser) took 7712.70 ms. Allocated memory was 90.2 MB in the beginning and 117.4 MB in the end (delta: 27.3 MB). Free memory was 54.5 MB in the beginning and 44.7 MB in the end (delta: 9.8 MB). Peak memory consumption was 38.4 MB. Max. memory is 16.1 GB. [2021-10-29 05:49:21,957 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 90.2 MB. Free memory was 72.0 MB in the beginning and 71.9 MB in the end (delta: 75.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:49:21,958 INFO L168 Benchmark]: CACSL2BoogieTranslator took 663.85 ms. Allocated memory is still 90.2 MB. Free memory was 54.3 MB in the beginning and 59.4 MB in the end (delta: -5.1 MB). Peak memory consumption was 8.2 MB. Max. memory is 16.1 GB. [2021-10-29 05:49:21,958 INFO L168 Benchmark]: Boogie Procedure Inliner took 123.05 ms. Allocated memory is still 90.2 MB. Free memory was 59.4 MB in the beginning and 56.3 MB in the end (delta: 3.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 05:49:21,959 INFO L168 Benchmark]: Boogie Preprocessor took 75.23 ms. Allocated memory is still 90.2 MB. Free memory was 56.3 MB in the beginning and 54.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 05:49:21,959 INFO L168 Benchmark]: RCFGBuilder took 2553.74 ms. Allocated memory was 90.2 MB in the beginning and 117.4 MB in the end (delta: 27.3 MB). Free memory was 54.2 MB in the beginning and 98.3 MB in the end (delta: -44.1 MB). Peak memory consumption was 22.6 MB. Max. memory is 16.1 GB. [2021-10-29 05:49:21,960 INFO L168 Benchmark]: TraceAbstraction took 4165.61 ms. Allocated memory is still 117.4 MB. Free memory was 97.7 MB in the beginning and 51.9 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.0 MB. Max. memory is 16.1 GB. [2021-10-29 05:49:21,960 INFO L168 Benchmark]: Witness Printer took 109.61 ms. Allocated memory is still 117.4 MB. Free memory was 51.9 MB in the beginning and 44.7 MB in the end (delta: 7.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 05:49:21,962 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 90.2 MB. Free memory was 72.0 MB in the beginning and 71.9 MB in the end (delta: 75.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 663.85 ms. Allocated memory is still 90.2 MB. Free memory was 54.3 MB in the beginning and 59.4 MB in the end (delta: -5.1 MB). Peak memory consumption was 8.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 123.05 ms. Allocated memory is still 90.2 MB. Free memory was 59.4 MB in the beginning and 56.3 MB in the end (delta: 3.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 75.23 ms. Allocated memory is still 90.2 MB. Free memory was 56.3 MB in the beginning and 54.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2553.74 ms. Allocated memory was 90.2 MB in the beginning and 117.4 MB in the end (delta: 27.3 MB). Free memory was 54.2 MB in the beginning and 98.3 MB in the end (delta: -44.1 MB). Peak memory consumption was 22.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 4165.61 ms. Allocated memory is still 117.4 MB. Free memory was 97.7 MB in the beginning and 51.9 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.0 MB. Max. memory is 16.1 GB. * Witness Printer took 109.61 ms. Allocated memory is still 117.4 MB. Free memory was 51.9 MB in the beginning and 44.7 MB in the end (delta: 7.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 520]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 520]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 520]: 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, 73 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 4.0s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 303 SDtfs, 309 SDslu, 255 SDs, 0 SdLazy, 57 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 222 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=73occurred in iteration=0, InterpolantAutomatonStates: 21, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 55 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 31 LocationsWithAnnotation, 31 PreInvPairs, 66 NumberOfFragments, 133 HoareAnnotationTreeSize, 31 FomulaSimplifications, 1088 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 31 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 112 NumberOfCodeBlocks, 112 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 214 ConstructedInterpolants, 0 QuantifiedInterpolants, 410 SizeOfPredicates, 7 NumberOfNonLiveVariables, 988 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 343]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 142]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 218]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 343]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 425]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 354]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 228]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 354]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 343]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 474]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 474]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 354]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 474]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 474]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 474]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 474]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning RESULT: Ultimate proved your program to be correct! [2021-10-29 05:49:22,029 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ab735ad-5927-485f-ab58-7f98e3a8939f/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...