./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product39.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product39.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash df3faf2d1bbcaed92e1c2eddcb5ae1d2459730e99808e363d537a0bc5d54e347 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 00:56:33,368 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 00:56:33,370 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 00:56:33,416 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 00:56:33,417 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 00:56:33,422 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 00:56:33,426 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 00:56:33,430 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 00:56:33,433 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 00:56:33,440 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 00:56:33,442 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 00:56:33,444 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 00:56:33,444 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 00:56:33,447 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 00:56:33,449 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 00:56:33,451 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 00:56:33,453 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 00:56:33,454 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 00:56:33,460 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 00:56:33,470 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 00:56:33,472 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 00:56:33,473 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 00:56:33,476 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 00:56:33,478 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 00:56:33,482 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 00:56:33,482 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 00:56:33,482 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 00:56:33,484 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 00:56:33,485 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 00:56:33,487 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 00:56:33,488 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 00:56:33,489 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 00:56:33,491 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 00:56:33,492 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 00:56:33,493 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 00:56:33,494 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 00:56:33,494 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 00:56:33,495 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 00:56:33,495 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 00:56:33,496 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 00:56:33,497 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 00:56:33,498 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-07 00:56:33,549 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 00:56:33,550 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 00:56:33,551 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 00:56:33,552 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 00:56:33,552 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 00:56:33,552 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 00:56:33,552 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 00:56:33,552 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 00:56:33,553 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 00:56:33,553 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 00:56:33,554 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 00:56:33,554 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 00:56:33,554 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 00:56:33,555 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 00:56:33,555 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 00:56:33,556 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 00:56:33,556 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 00:56:33,556 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 00:56:33,556 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 00:56:33,557 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 00:56:33,557 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 00:56:33,557 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 00:56:33,557 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 00:56:33,558 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 00:56:33,558 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 00:56:33,558 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 00:56:33,558 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 00:56:33,558 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 00:56:33,559 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 00:56:33,560 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 00:56:33,560 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 00:56:33,561 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 00:56:33,561 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 00:56:33,561 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 00:56:33,562 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 00:56:33,562 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 00:56:33,562 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 00:56:33,562 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 00:56:33,562 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 00:56:33,563 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_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df3faf2d1bbcaed92e1c2eddcb5ae1d2459730e99808e363d537a0bc5d54e347 [2021-11-07 00:56:33,907 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 00:56:33,944 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 00:56:33,947 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 00:56:33,948 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 00:56:33,949 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 00:56:33,950 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/product-lines/minepump_spec5_product39.cil.c [2021-11-07 00:56:34,025 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/data/c68e7d16a/d433cb8c346d431e81369b220a46ea0d/FLAG162d85036 [2021-11-07 00:56:34,645 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 00:56:34,646 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/sv-benchmarks/c/product-lines/minepump_spec5_product39.cil.c [2021-11-07 00:56:34,658 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/data/c68e7d16a/d433cb8c346d431e81369b220a46ea0d/FLAG162d85036 [2021-11-07 00:56:34,927 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/data/c68e7d16a/d433cb8c346d431e81369b220a46ea0d [2021-11-07 00:56:34,929 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 00:56:34,930 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 00:56:34,946 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 00:56:34,946 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 00:56:34,950 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 00:56:34,951 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:56:34" (1/1) ... [2021-11-07 00:56:34,952 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7077942e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:56:34, skipping insertion in model container [2021-11-07 00:56:34,952 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:56:34" (1/1) ... [2021-11-07 00:56:34,960 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 00:56:35,008 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 00:56:35,176 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_d658b6ba-9407-4741-b0ba-2e8efa467d00/sv-benchmarks/c/product-lines/minepump_spec5_product39.cil.c[1605,1618] [2021-11-07 00:56:35,333 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 00:56:35,355 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-11-07 00:56:35,358 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@134cde35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:56:35, skipping insertion in model container [2021-11-07 00:56:35,359 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 00:56:35,359 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 00:56:35,362 INFO L168 Benchmark]: Toolchain (without parser) took 429.59 ms. Allocated memory is still 123.7 MB. Free memory was 87.5 MB in the beginning and 96.0 MB in the end (delta: -8.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-07 00:56:35,363 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 86.0 MB. Free memory was 56.3 MB in the beginning and 56.3 MB in the end (delta: 29.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 00:56:35,365 INFO L168 Benchmark]: CACSL2BoogieTranslator took 413.52 ms. Allocated memory is still 123.7 MB. Free memory was 87.0 MB in the beginning and 96.0 MB in the end (delta: -9.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-07 00:56:35,367 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 86.0 MB. Free memory was 56.3 MB in the beginning and 56.3 MB in the end (delta: 29.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 413.52 ms. Allocated memory is still 123.7 MB. Free memory was 87.0 MB in the beginning and 96.0 MB in the end (delta: -9.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 551]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product39.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash df3faf2d1bbcaed92e1c2eddcb5ae1d2459730e99808e363d537a0bc5d54e347 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 00:56:37,682 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 00:56:37,686 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 00:56:37,741 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 00:56:37,742 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 00:56:37,746 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 00:56:37,748 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 00:56:37,753 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 00:56:37,757 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 00:56:37,765 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 00:56:37,766 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 00:56:37,767 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 00:56:37,768 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 00:56:37,769 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 00:56:37,771 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 00:56:37,772 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 00:56:37,773 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 00:56:37,774 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 00:56:37,777 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 00:56:37,779 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 00:56:37,781 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 00:56:37,783 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 00:56:37,784 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 00:56:37,785 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 00:56:37,789 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 00:56:37,789 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 00:56:37,790 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 00:56:37,791 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 00:56:37,791 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 00:56:37,793 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 00:56:37,793 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 00:56:37,794 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 00:56:37,795 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 00:56:37,796 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 00:56:37,797 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 00:56:37,797 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 00:56:37,798 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 00:56:37,799 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 00:56:37,799 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 00:56:37,800 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 00:56:37,801 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 00:56:37,802 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-07 00:56:37,828 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 00:56:37,828 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 00:56:37,829 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 00:56:37,829 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 00:56:37,830 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 00:56:37,830 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 00:56:37,830 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 00:56:37,830 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 00:56:37,831 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 00:56:37,831 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 00:56:37,832 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 00:56:37,832 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 00:56:37,832 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 00:56:37,833 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 00:56:37,833 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 00:56:37,833 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 00:56:37,833 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 00:56:37,834 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 00:56:37,834 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 00:56:37,834 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 00:56:37,834 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 00:56:37,835 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 00:56:37,835 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 00:56:37,835 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 00:56:37,835 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 00:56:37,836 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 00:56:37,836 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 00:56:37,836 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 00:56:37,837 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 00:56:37,837 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 00:56:37,837 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 00:56:37,837 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 00:56:37,838 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 00:56:37,838 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 00:56:37,838 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 00:56:37,838 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_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df3faf2d1bbcaed92e1c2eddcb5ae1d2459730e99808e363d537a0bc5d54e347 [2021-11-07 00:56:38,193 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 00:56:38,215 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 00:56:38,217 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 00:56:38,219 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 00:56:38,220 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 00:56:38,221 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/product-lines/minepump_spec5_product39.cil.c [2021-11-07 00:56:38,306 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/data/65ad836e0/eb75ddf86bc9422ab464329e8e9abff8/FLAG80ea45914 [2021-11-07 00:56:38,934 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 00:56:38,934 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/sv-benchmarks/c/product-lines/minepump_spec5_product39.cil.c [2021-11-07 00:56:38,954 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/data/65ad836e0/eb75ddf86bc9422ab464329e8e9abff8/FLAG80ea45914 [2021-11-07 00:56:39,183 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/data/65ad836e0/eb75ddf86bc9422ab464329e8e9abff8 [2021-11-07 00:56:39,190 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 00:56:39,192 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 00:56:39,195 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 00:56:39,196 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 00:56:39,199 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 00:56:39,201 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:56:39" (1/1) ... [2021-11-07 00:56:39,202 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fd95f78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:56:39, skipping insertion in model container [2021-11-07 00:56:39,202 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:56:39" (1/1) ... [2021-11-07 00:56:39,210 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 00:56:39,281 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 00:56:39,442 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_d658b6ba-9407-4741-b0ba-2e8efa467d00/sv-benchmarks/c/product-lines/minepump_spec5_product39.cil.c[1605,1618] [2021-11-07 00:56:39,662 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 00:56:39,684 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-07 00:56:39,695 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 00:56:39,708 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_d658b6ba-9407-4741-b0ba-2e8efa467d00/sv-benchmarks/c/product-lines/minepump_spec5_product39.cil.c[1605,1618] [2021-11-07 00:56:39,787 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 00:56:39,794 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 00:56:39,809 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_d658b6ba-9407-4741-b0ba-2e8efa467d00/sv-benchmarks/c/product-lines/minepump_spec5_product39.cil.c[1605,1618] [2021-11-07 00:56:39,856 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 00:56:39,888 INFO L208 MainTranslator]: Completed translation [2021-11-07 00:56:39,888 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:56:39 WrapperNode [2021-11-07 00:56:39,888 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 00:56:39,889 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 00:56:39,890 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 00:56:39,890 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 00:56:39,897 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:56:39" (1/1) ... [2021-11-07 00:56:39,916 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:56:39" (1/1) ... [2021-11-07 00:56:39,978 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 00:56:39,979 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 00:56:39,979 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 00:56:39,979 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 00:56:39,988 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:56:39" (1/1) ... [2021-11-07 00:56:39,988 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:56:39" (1/1) ... [2021-11-07 00:56:39,994 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:56:39" (1/1) ... [2021-11-07 00:56:39,995 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:56:39" (1/1) ... [2021-11-07 00:56:40,009 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:56:39" (1/1) ... [2021-11-07 00:56:40,018 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:56:39" (1/1) ... [2021-11-07 00:56:40,021 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:56:39" (1/1) ... [2021-11-07 00:56:40,026 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 00:56:40,027 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 00:56:40,027 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 00:56:40,027 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 00:56:40,028 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:56:39" (1/1) ... [2021-11-07 00:56:40,035 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 00:56:40,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 00:56:40,059 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 00:56:40,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 00:56:40,109 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 00:56:40,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-07 00:56:40,109 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 00:56:40,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 00:56:42,254 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 00:56:42,254 INFO L299 CfgBuilder]: Removed 174 assume(true) statements. [2021-11-07 00:56:42,256 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:56:42 BoogieIcfgContainer [2021-11-07 00:56:42,257 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 00:56:42,259 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 00:56:42,259 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 00:56:42,262 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 00:56:42,262 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 12:56:39" (1/3) ... [2021-11-07 00:56:42,263 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f9122f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:56:42, skipping insertion in model container [2021-11-07 00:56:42,263 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:56:39" (2/3) ... [2021-11-07 00:56:42,263 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f9122f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:56:42, skipping insertion in model container [2021-11-07 00:56:42,263 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:56:42" (3/3) ... [2021-11-07 00:56:42,265 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product39.cil.c [2021-11-07 00:56:42,270 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 00:56:42,270 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-07 00:56:42,317 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 00:56:42,323 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-07 00:56:42,324 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-07 00:56:42,351 INFO L276 IsEmpty]: Start isEmpty. Operand has 122 states, 118 states have (on average 1.5508474576271187) internal successors, (183), 121 states have internal predecessors, (183), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:56:42,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-07 00:56:42,356 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:56:42,357 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:56:42,358 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 00:56:42,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:56:42,363 INFO L85 PathProgramCache]: Analyzing trace with hash 570937186, now seen corresponding path program 1 times [2021-11-07 00:56:42,377 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:56:42,377 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1487032460] [2021-11-07 00:56:42,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:56:42,378 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:56:42,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:56:42,381 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:56:42,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-07 00:56:42,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:56:42,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-07 00:56:42,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:56:42,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:56:42,669 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:56:42,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:56:42,747 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:56:42,747 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1487032460] [2021-11-07 00:56:42,747 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1487032460] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:56:42,748 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:56:42,748 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-07 00:56:42,750 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2029176779] [2021-11-07 00:56:42,756 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-07 00:56:42,757 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:56:42,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-07 00:56:42,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 00:56:42,779 INFO L87 Difference]: Start difference. First operand has 122 states, 118 states have (on average 1.5508474576271187) internal successors, (183), 121 states have internal predecessors, (183), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:56:42,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:56:42,831 INFO L93 Difference]: Finished difference Result 237 states and 358 transitions. [2021-11-07 00:56:42,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 00:56:42,832 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-11-07 00:56:42,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:56:42,841 INFO L225 Difference]: With dead ends: 237 [2021-11-07 00:56:42,842 INFO L226 Difference]: Without dead ends: 118 [2021-11-07 00:56:42,845 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 00:56:42,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2021-11-07 00:56:42,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2021-11-07 00:56:42,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 115 states have (on average 1.4869565217391305) internal successors, (171), 117 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:56:42,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 171 transitions. [2021-11-07 00:56:42,888 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 171 transitions. Word has length 19 [2021-11-07 00:56:42,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:56:42,893 INFO L470 AbstractCegarLoop]: Abstraction has 118 states and 171 transitions. [2021-11-07 00:56:42,893 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:56:42,893 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 171 transitions. [2021-11-07 00:56:42,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-07 00:56:42,895 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:56:42,895 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] [2021-11-07 00:56:42,906 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-07 00:56:43,095 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:56:43,096 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 00:56:43,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:56:43,097 INFO L85 PathProgramCache]: Analyzing trace with hash -1918010557, now seen corresponding path program 1 times [2021-11-07 00:56:43,098 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:56:43,098 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [121275655] [2021-11-07 00:56:43,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:56:43,099 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:56:43,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:56:43,101 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:56:43,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-07 00:56:43,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:56:43,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 00:56:43,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:56:43,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:56:43,369 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:56:43,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:56:43,441 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:56:43,441 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [121275655] [2021-11-07 00:56:43,442 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [121275655] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:56:43,442 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:56:43,442 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 00:56:43,442 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770931331] [2021-11-07 00:56:43,447 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 00:56:43,448 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:56:43,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 00:56:43,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 00:56:43,454 INFO L87 Difference]: Start difference. First operand 118 states and 171 transitions. Second operand has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:56:43,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:56:43,486 INFO L93 Difference]: Finished difference Result 118 states and 171 transitions. [2021-11-07 00:56:43,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 00:56:43,487 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-11-07 00:56:43,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:56:43,489 INFO L225 Difference]: With dead ends: 118 [2021-11-07 00:56:43,490 INFO L226 Difference]: Without dead ends: 51 [2021-11-07 00:56:43,491 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 00:56:43,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2021-11-07 00:56:43,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2021-11-07 00:56:43,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 50 states have (on average 1.46) internal successors, (73), 50 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:56:43,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 73 transitions. [2021-11-07 00:56:43,508 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 73 transitions. Word has length 20 [2021-11-07 00:56:43,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:56:43,509 INFO L470 AbstractCegarLoop]: Abstraction has 51 states and 73 transitions. [2021-11-07 00:56:43,510 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:56:43,510 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 73 transitions. [2021-11-07 00:56:43,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-07 00:56:43,512 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:56:43,516 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:56:43,535 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-07 00:56:43,735 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:56:43,736 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 00:56:43,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:56:43,737 INFO L85 PathProgramCache]: Analyzing trace with hash 333982465, now seen corresponding path program 1 times [2021-11-07 00:56:43,737 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:56:43,738 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1563434370] [2021-11-07 00:56:43,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:56:43,738 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:56:43,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:56:43,745 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:56:43,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-07 00:56:44,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:56:44,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 00:56:44,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:56:44,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:56:44,168 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:56:44,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:56:44,290 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:56:44,290 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1563434370] [2021-11-07 00:56:44,290 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1563434370] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:56:44,291 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:56:44,291 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-11-07 00:56:44,291 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1028192915] [2021-11-07 00:56:44,292 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 00:56:44,292 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:56:44,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 00:56:44,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 00:56:44,294 INFO L87 Difference]: Start difference. First operand 51 states and 73 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:56:44,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:56:44,343 INFO L93 Difference]: Finished difference Result 165 states and 243 transitions. [2021-11-07 00:56:44,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 00:56:44,344 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-11-07 00:56:44,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:56:44,348 INFO L225 Difference]: With dead ends: 165 [2021-11-07 00:56:44,349 INFO L226 Difference]: Without dead ends: 121 [2021-11-07 00:56:44,350 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 00:56:44,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2021-11-07 00:56:44,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 73. [2021-11-07 00:56:44,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 72 states have (on average 1.4722222222222223) internal successors, (106), 72 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:56:44,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 106 transitions. [2021-11-07 00:56:44,397 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 106 transitions. Word has length 26 [2021-11-07 00:56:44,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:56:44,398 INFO L470 AbstractCegarLoop]: Abstraction has 73 states and 106 transitions. [2021-11-07 00:56:44,399 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:56:44,400 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 106 transitions. [2021-11-07 00:56:44,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-07 00:56:44,402 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:56:44,403 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:56:44,416 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-07 00:56:44,615 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:56:44,616 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 00:56:44,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:56:44,617 INFO L85 PathProgramCache]: Analyzing trace with hash 139090872, now seen corresponding path program 1 times [2021-11-07 00:56:44,617 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:56:44,618 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2098486997] [2021-11-07 00:56:44,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:56:44,618 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:56:44,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:56:44,620 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:56:44,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-07 00:56:44,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:56:44,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 00:56:44,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:56:44,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:56:44,910 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:56:44,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:56:44,970 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:56:44,970 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2098486997] [2021-11-07 00:56:44,970 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2098486997] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:56:44,971 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:56:44,971 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-07 00:56:44,971 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1430452136] [2021-11-07 00:56:44,971 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 00:56:44,972 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:56:44,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 00:56:44,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 00:56:44,972 INFO L87 Difference]: Start difference. First operand 73 states and 106 transitions. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:56:45,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:56:45,041 INFO L93 Difference]: Finished difference Result 163 states and 239 transitions. [2021-11-07 00:56:45,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 00:56:45,042 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 28 [2021-11-07 00:56:45,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:56:45,044 INFO L225 Difference]: With dead ends: 163 [2021-11-07 00:56:45,044 INFO L226 Difference]: Without dead ends: 97 [2021-11-07 00:56:45,047 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 00:56:45,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2021-11-07 00:56:45,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 95. [2021-11-07 00:56:45,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 94 states have (on average 1.425531914893617) internal successors, (134), 94 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:56:45,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 134 transitions. [2021-11-07 00:56:45,065 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 134 transitions. Word has length 28 [2021-11-07 00:56:45,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:56:45,065 INFO L470 AbstractCegarLoop]: Abstraction has 95 states and 134 transitions. [2021-11-07 00:56:45,065 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:56:45,066 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 134 transitions. [2021-11-07 00:56:45,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-07 00:56:45,071 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:56:45,071 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:56:45,083 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-07 00:56:45,283 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:56:45,283 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 00:56:45,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:56:45,284 INFO L85 PathProgramCache]: Analyzing trace with hash 65503050, now seen corresponding path program 1 times [2021-11-07 00:56:45,285 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:56:45,285 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [388707800] [2021-11-07 00:56:45,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:56:45,285 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:56:45,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:56:45,287 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:56:45,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-07 00:56:45,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:56:45,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 00:56:45,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:56:45,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:56:45,592 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:56:45,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:56:45,657 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:56:45,657 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [388707800] [2021-11-07 00:56:45,657 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [388707800] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:56:45,658 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:56:45,658 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-07 00:56:45,658 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1522522477] [2021-11-07 00:56:45,659 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 00:56:45,659 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:56:45,659 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 00:56:45,660 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 00:56:45,660 INFO L87 Difference]: Start difference. First operand 95 states and 134 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:56:45,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:56:45,848 INFO L93 Difference]: Finished difference Result 308 states and 436 transitions. [2021-11-07 00:56:45,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-07 00:56:45,848 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 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 29 [2021-11-07 00:56:45,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:56:45,851 INFO L225 Difference]: With dead ends: 308 [2021-11-07 00:56:45,851 INFO L226 Difference]: Without dead ends: 220 [2021-11-07 00:56:45,852 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-11-07 00:56:45,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states. [2021-11-07 00:56:45,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 93. [2021-11-07 00:56:45,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 92 states have (on average 1.391304347826087) internal successors, (128), 92 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:56:45,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 128 transitions. [2021-11-07 00:56:45,888 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 128 transitions. Word has length 29 [2021-11-07 00:56:45,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:56:45,889 INFO L470 AbstractCegarLoop]: Abstraction has 93 states and 128 transitions. [2021-11-07 00:56:45,889 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:56:45,889 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 128 transitions. [2021-11-07 00:56:45,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-07 00:56:45,891 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:56:45,892 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:56:45,909 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-07 00:56:46,104 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:56:46,104 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 00:56:46,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:56:46,105 INFO L85 PathProgramCache]: Analyzing trace with hash -755991289, now seen corresponding path program 1 times [2021-11-07 00:56:46,105 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:56:46,106 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2109160293] [2021-11-07 00:56:46,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:56:46,106 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:56:46,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:56:46,107 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:56:46,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-07 00:56:46,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:56:46,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 00:56:46,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:56:46,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:56:46,446 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:56:46,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:56:46,506 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:56:46,506 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2109160293] [2021-11-07 00:56:46,507 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2109160293] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:56:46,507 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:56:46,508 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-07 00:56:46,508 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [41215968] [2021-11-07 00:56:46,509 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 00:56:46,509 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:56:46,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 00:56:46,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 00:56:46,511 INFO L87 Difference]: Start difference. First operand 93 states and 128 transitions. Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:56:46,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:56:46,583 INFO L93 Difference]: Finished difference Result 272 states and 374 transitions. [2021-11-07 00:56:46,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 00:56:46,584 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 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 34 [2021-11-07 00:56:46,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:56:46,586 INFO L225 Difference]: With dead ends: 272 [2021-11-07 00:56:46,586 INFO L226 Difference]: Without dead ends: 186 [2021-11-07 00:56:46,587 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-07 00:56:46,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 186 states. [2021-11-07 00:56:46,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 186 to 99. [2021-11-07 00:56:46,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 98 states have (on average 1.3673469387755102) internal successors, (134), 98 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:56:46,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 134 transitions. [2021-11-07 00:56:46,613 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 134 transitions. Word has length 34 [2021-11-07 00:56:46,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:56:46,613 INFO L470 AbstractCegarLoop]: Abstraction has 99 states and 134 transitions. [2021-11-07 00:56:46,614 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:56:46,614 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 134 transitions. [2021-11-07 00:56:46,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-07 00:56:46,615 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:56:46,615 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:56:46,631 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-11-07 00:56:46,827 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:56:46,828 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 00:56:46,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:56:46,828 INFO L85 PathProgramCache]: Analyzing trace with hash -54926711, now seen corresponding path program 1 times [2021-11-07 00:56:46,829 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:56:46,829 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [326421481] [2021-11-07 00:56:46,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:56:46,830 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:56:46,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:56:46,831 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:56:46,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-07 00:56:47,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:56:47,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 00:56:47,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:56:47,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:56:47,173 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:56:47,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:56:47,274 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:56:47,274 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [326421481] [2021-11-07 00:56:47,274 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [326421481] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:56:47,274 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:56:47,275 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-11-07 00:56:47,275 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1857346406] [2021-11-07 00:56:47,275 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-07 00:56:47,275 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:56:47,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-07 00:56:47,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-07 00:56:47,277 INFO L87 Difference]: Start difference. First operand 99 states and 134 transitions. Second operand has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:56:47,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:56:47,346 INFO L93 Difference]: Finished difference Result 289 states and 391 transitions. [2021-11-07 00:56:47,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 00:56:47,346 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 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 34 [2021-11-07 00:56:47,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:56:47,348 INFO L225 Difference]: With dead ends: 289 [2021-11-07 00:56:47,348 INFO L226 Difference]: Without dead ends: 197 [2021-11-07 00:56:47,350 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-07 00:56:47,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2021-11-07 00:56:47,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 103. [2021-11-07 00:56:47,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 102 states have (on average 1.3529411764705883) internal successors, (138), 102 states have internal predecessors, (138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:56:47,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 138 transitions. [2021-11-07 00:56:47,366 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 138 transitions. Word has length 34 [2021-11-07 00:56:47,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:56:47,367 INFO L470 AbstractCegarLoop]: Abstraction has 103 states and 138 transitions. [2021-11-07 00:56:47,368 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:56:47,368 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 138 transitions. [2021-11-07 00:56:47,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-07 00:56:47,369 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:56:47,369 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:56:47,381 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-11-07 00:56:47,581 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:56:47,584 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 00:56:47,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:56:47,585 INFO L85 PathProgramCache]: Analyzing trace with hash -641732725, now seen corresponding path program 1 times [2021-11-07 00:56:47,585 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:56:47,586 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2121033709] [2021-11-07 00:56:47,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:56:47,586 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:56:47,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:56:47,587 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:56:47,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-11-07 00:56:47,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:56:47,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 00:56:47,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:56:47,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:56:47,983 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:56:48,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:56:48,089 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:56:48,090 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2121033709] [2021-11-07 00:56:48,090 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2121033709] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:56:48,090 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:56:48,090 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-11-07 00:56:48,090 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16642993] [2021-11-07 00:56:48,091 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 00:56:48,091 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:56:48,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 00:56:48,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 00:56:48,092 INFO L87 Difference]: Start difference. First operand 103 states and 138 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:56:48,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:56:48,157 INFO L93 Difference]: Finished difference Result 331 states and 448 transitions. [2021-11-07 00:56:48,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 00:56:48,158 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-11-07 00:56:48,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:56:48,159 INFO L225 Difference]: With dead ends: 331 [2021-11-07 00:56:48,160 INFO L226 Difference]: Without dead ends: 235 [2021-11-07 00:56:48,160 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 00:56:48,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 235 states. [2021-11-07 00:56:48,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 235 to 183. [2021-11-07 00:56:48,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 183 states, 182 states have (on average 1.3461538461538463) internal successors, (245), 182 states have internal predecessors, (245), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:56:48,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 245 transitions. [2021-11-07 00:56:48,187 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 245 transitions. Word has length 34 [2021-11-07 00:56:48,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:56:48,188 INFO L470 AbstractCegarLoop]: Abstraction has 183 states and 245 transitions. [2021-11-07 00:56:48,188 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:56:48,188 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 245 transitions. [2021-11-07 00:56:48,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-07 00:56:48,189 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:56:48,189 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:56:48,209 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-11-07 00:56:48,402 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:56:48,402 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 00:56:48,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:56:48,403 INFO L85 PathProgramCache]: Analyzing trace with hash -2037678901, now seen corresponding path program 1 times [2021-11-07 00:56:48,403 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:56:48,403 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [800817403] [2021-11-07 00:56:48,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:56:48,403 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:56:48,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:56:48,405 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:56:48,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-11-07 00:56:48,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:56:48,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-07 00:56:48,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:56:48,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:56:48,849 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:56:48,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:56:48,967 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:56:48,967 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [800817403] [2021-11-07 00:56:48,967 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [800817403] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:56:48,967 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:56:48,967 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-07 00:56:48,968 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [186412403] [2021-11-07 00:56:48,968 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-07 00:56:48,968 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:56:48,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-07 00:56:48,969 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-07 00:56:48,969 INFO L87 Difference]: Start difference. First operand 183 states and 245 transitions. Second operand has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:56:50,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:56:50,454 INFO L93 Difference]: Finished difference Result 930 states and 1260 transitions. [2021-11-07 00:56:50,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-07 00:56:50,455 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-11-07 00:56:50,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:56:50,460 INFO L225 Difference]: With dead ends: 930 [2021-11-07 00:56:50,460 INFO L226 Difference]: Without dead ends: 754 [2021-11-07 00:56:50,461 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2021-11-07 00:56:50,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 754 states. [2021-11-07 00:56:50,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 754 to 335. [2021-11-07 00:56:50,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 335 states, 334 states have (on average 1.3263473053892216) internal successors, (443), 334 states have internal predecessors, (443), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:56:50,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 335 states and 443 transitions. [2021-11-07 00:56:50,532 INFO L78 Accepts]: Start accepts. Automaton has 335 states and 443 transitions. Word has length 35 [2021-11-07 00:56:50,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:56:50,532 INFO L470 AbstractCegarLoop]: Abstraction has 335 states and 443 transitions. [2021-11-07 00:56:50,533 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:56:50,533 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 443 transitions. [2021-11-07 00:56:50,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-07 00:56:50,534 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:56:50,534 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:56:50,549 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-11-07 00:56:50,746 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:56:50,746 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 00:56:50,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:56:50,746 INFO L85 PathProgramCache]: Analyzing trace with hash 463651681, now seen corresponding path program 1 times [2021-11-07 00:56:50,747 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:56:50,747 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1040332540] [2021-11-07 00:56:50,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:56:50,747 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:56:50,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:56:50,748 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:56:50,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-11-07 00:56:50,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:56:51,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 00:56:51,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:56:51,185 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:56:51,185 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:56:51,354 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:56:51,355 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:56:51,355 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1040332540] [2021-11-07 00:56:51,355 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1040332540] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 00:56:51,355 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1093890122] [2021-11-07 00:56:51,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:56:51,355 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-07 00:56:51,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/cvc4 [2021-11-07 00:56:51,361 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-07 00:56:51,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2021-11-07 00:56:51,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:56:51,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-07 00:56:51,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:56:51,946 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:56:51,946 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:56:52,082 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:56:52,083 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1093890122] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 00:56:52,083 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [724281489] [2021-11-07 00:56:52,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:56:52,083 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 00:56:52,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 00:56:52,086 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 00:56:52,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-11-07 00:56:52,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:56:52,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 00:56:52,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:56:52,583 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:56:52,583 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:56:52,724 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:56:52,725 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [724281489] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 00:56:52,725 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-11-07 00:56:52,725 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 8 [2021-11-07 00:56:52,725 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1956301457] [2021-11-07 00:56:52,726 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-07 00:56:52,726 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:56:52,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-07 00:56:52,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-07 00:56:52,727 INFO L87 Difference]: Start difference. First operand 335 states and 443 transitions. Second operand has 8 states, 8 states have (on average 10.5) internal successors, (84), 8 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:56:56,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:56:56,645 INFO L93 Difference]: Finished difference Result 836 states and 1121 transitions. [2021-11-07 00:56:56,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-07 00:56:56,646 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.5) internal successors, (84), 8 states have internal predecessors, (84), 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 56 [2021-11-07 00:56:56,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:56:56,650 INFO L225 Difference]: With dead ends: 836 [2021-11-07 00:56:56,650 INFO L226 Difference]: Without dead ends: 508 [2021-11-07 00:56:56,651 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 339 GetRequests, 328 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=55, Invalid=101, Unknown=0, NotChecked=0, Total=156 [2021-11-07 00:56:56,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 508 states. [2021-11-07 00:56:56,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 508 to 320. [2021-11-07 00:56:56,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 320 states, 319 states have (on average 1.2884012539184952) internal successors, (411), 319 states have internal predecessors, (411), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:56:56,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 411 transitions. [2021-11-07 00:56:56,699 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 411 transitions. Word has length 56 [2021-11-07 00:56:56,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:56:56,700 INFO L470 AbstractCegarLoop]: Abstraction has 320 states and 411 transitions. [2021-11-07 00:56:56,700 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.5) internal successors, (84), 8 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:56:56,700 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 411 transitions. [2021-11-07 00:56:56,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-07 00:56:56,702 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:56:56,703 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:56:56,716 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-11-07 00:56:56,936 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-11-07 00:56:57,117 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2021-11-07 00:56:57,315 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt [2021-11-07 00:56:57,316 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 00:56:57,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:56:57,317 INFO L85 PathProgramCache]: Analyzing trace with hash -923244266, now seen corresponding path program 1 times [2021-11-07 00:56:57,317 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:56:57,317 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1066236838] [2021-11-07 00:56:57,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:56:57,317 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:56:57,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:56:57,318 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:56:57,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2021-11-07 00:56:57,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:56:57,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 00:56:57,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:56:58,014 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 75 proven. 9 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-07 00:56:58,014 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:56:58,335 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 75 proven. 9 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-07 00:56:58,336 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:56:58,336 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1066236838] [2021-11-07 00:56:58,336 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1066236838] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 00:56:58,336 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1424264476] [2021-11-07 00:56:58,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:56:58,337 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-07 00:56:58,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/cvc4 [2021-11-07 00:56:58,344 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-07 00:56:58,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2021-11-07 00:56:58,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:56:58,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 00:56:58,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:56:59,211 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 58 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-07 00:56:59,211 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:56:59,541 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 58 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-07 00:56:59,541 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1424264476] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 00:56:59,541 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [402474483] [2021-11-07 00:56:59,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:56:59,542 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 00:56:59,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 00:56:59,543 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 00:56:59,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-11-07 00:57:00,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:57:00,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-07 00:57:00,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:57:00,343 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 89 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-07 00:57:00,343 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:57:00,656 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-07 00:57:00,656 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [402474483] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-07 00:57:00,656 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 5 imperfect interpolant sequences. [2021-11-07 00:57:00,657 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [5, 5, 5, 5, 8] total 18 [2021-11-07 00:57:00,657 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279888599] [2021-11-07 00:57:00,657 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-07 00:57:00,658 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:57:00,659 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-07 00:57:00,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=256, Unknown=0, NotChecked=0, Total=306 [2021-11-07 00:57:00,660 INFO L87 Difference]: Start difference. First operand 320 states and 411 transitions. Second operand has 8 states, 8 states have (on average 10.75) internal successors, (86), 8 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:57:01,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:57:01,225 INFO L93 Difference]: Finished difference Result 1329 states and 1718 transitions. [2021-11-07 00:57:01,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-07 00:57:01,226 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.75) internal successors, (86), 8 states have internal predecessors, (86), 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 99 [2021-11-07 00:57:01,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:57:01,232 INFO L225 Difference]: With dead ends: 1329 [2021-11-07 00:57:01,233 INFO L226 Difference]: Without dead ends: 1016 [2021-11-07 00:57:01,234 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 609 GetRequests, 581 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=161, Invalid=709, Unknown=0, NotChecked=0, Total=870 [2021-11-07 00:57:01,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1016 states. [2021-11-07 00:57:01,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1016 to 573. [2021-11-07 00:57:01,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 573 states, 572 states have (on average 1.3041958041958042) internal successors, (746), 572 states have internal predecessors, (746), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:57:01,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 573 states and 746 transitions. [2021-11-07 00:57:01,329 INFO L78 Accepts]: Start accepts. Automaton has 573 states and 746 transitions. Word has length 99 [2021-11-07 00:57:01,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:57:01,330 INFO L470 AbstractCegarLoop]: Abstraction has 573 states and 746 transitions. [2021-11-07 00:57:01,330 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.75) internal successors, (86), 8 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:57:01,330 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 746 transitions. [2021-11-07 00:57:01,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-07 00:57:01,332 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:57:01,333 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:57:01,350 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2021-11-07 00:57:01,586 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2021-11-07 00:57:01,748 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2021-11-07 00:57:01,946 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt [2021-11-07 00:57:01,946 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 00:57:01,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:57:01,947 INFO L85 PathProgramCache]: Analyzing trace with hash -1823543621, now seen corresponding path program 1 times [2021-11-07 00:57:01,947 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:57:01,947 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1587446679] [2021-11-07 00:57:01,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:57:01,948 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:57:01,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:57:01,948 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:57:01,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2021-11-07 00:57:02,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:57:02,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 00:57:02,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:57:02,725 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-07 00:57:02,726 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:57:02,998 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-07 00:57:02,998 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:57:02,998 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1587446679] [2021-11-07 00:57:02,999 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1587446679] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:57:02,999 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:57:02,999 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-11-07 00:57:02,999 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1573805303] [2021-11-07 00:57:03,000 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-07 00:57:03,000 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:57:03,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-07 00:57:03,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-07 00:57:03,001 INFO L87 Difference]: Start difference. First operand 573 states and 746 transitions. Second operand has 8 states, 8 states have (on average 13.875) internal successors, (111), 8 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:57:04,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:57:04,755 INFO L93 Difference]: Finished difference Result 1370 states and 1768 transitions. [2021-11-07 00:57:04,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-07 00:57:04,755 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 13.875) internal successors, (111), 8 states have internal predecessors, (111), 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 101 [2021-11-07 00:57:04,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:57:04,760 INFO L225 Difference]: With dead ends: 1370 [2021-11-07 00:57:04,760 INFO L226 Difference]: Without dead ends: 804 [2021-11-07 00:57:04,762 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2021-11-07 00:57:04,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 804 states. [2021-11-07 00:57:04,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 804 to 573. [2021-11-07 00:57:04,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 573 states, 572 states have (on average 1.2884615384615385) internal successors, (737), 572 states have internal predecessors, (737), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:57:04,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 573 states and 737 transitions. [2021-11-07 00:57:04,842 INFO L78 Accepts]: Start accepts. Automaton has 573 states and 737 transitions. Word has length 101 [2021-11-07 00:57:04,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:57:04,843 INFO L470 AbstractCegarLoop]: Abstraction has 573 states and 737 transitions. [2021-11-07 00:57:04,843 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.875) internal successors, (111), 8 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:57:04,843 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 737 transitions. [2021-11-07 00:57:04,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-07 00:57:04,845 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:57:04,845 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:57:04,862 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (17)] Forceful destruction successful, exit code 0 [2021-11-07 00:57:05,058 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:57:05,058 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 00:57:05,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:57:05,059 INFO L85 PathProgramCache]: Analyzing trace with hash 381990553, now seen corresponding path program 1 times [2021-11-07 00:57:05,059 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:57:05,059 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1606512787] [2021-11-07 00:57:05,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:57:05,059 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:57:05,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:57:05,061 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:57:05,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2021-11-07 00:57:05,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:57:05,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 00:57:05,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:57:05,913 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 61 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-07 00:57:05,914 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:57:06,220 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 61 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-07 00:57:06,221 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:57:06,221 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1606512787] [2021-11-07 00:57:06,221 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1606512787] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 00:57:06,221 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [615550206] [2021-11-07 00:57:06,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:57:06,221 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-07 00:57:06,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/cvc4 [2021-11-07 00:57:06,222 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-07 00:57:06,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2021-11-07 00:57:06,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:57:06,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 00:57:06,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:57:07,246 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 61 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-07 00:57:07,246 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:57:07,516 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 61 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-07 00:57:07,516 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [615550206] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 00:57:07,516 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1344109155] [2021-11-07 00:57:07,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:57:07,517 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 00:57:07,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 00:57:07,523 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 00:57:07,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2021-11-07 00:57:08,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:57:08,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 00:57:08,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:57:08,438 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 61 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-07 00:57:08,439 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:57:08,713 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 61 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-07 00:57:08,713 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1344109155] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 00:57:08,713 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-11-07 00:57:08,713 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 5 [2021-11-07 00:57:08,713 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1989508444] [2021-11-07 00:57:08,714 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-07 00:57:08,714 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:57:08,715 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-07 00:57:08,715 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-07 00:57:08,715 INFO L87 Difference]: Start difference. First operand 573 states and 737 transitions. Second operand has 6 states, 6 states have (on average 12.5) internal successors, (75), 5 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) [2021-11-07 00:57:09,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:57:09,212 INFO L93 Difference]: Finished difference Result 3345 states and 4349 transitions. [2021-11-07 00:57:09,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-07 00:57:09,212 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 5 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) Word has length 102 [2021-11-07 00:57:09,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:57:09,228 INFO L225 Difference]: With dead ends: 3345 [2021-11-07 00:57:09,229 INFO L226 Difference]: Without dead ends: 2779 [2021-11-07 00:57:09,230 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 612 GetRequests, 602 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2021-11-07 00:57:09,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2779 states. [2021-11-07 00:57:09,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2779 to 1125. [2021-11-07 00:57:09,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1125 states, 1124 states have (on average 1.2651245551601424) internal successors, (1422), 1124 states have internal predecessors, (1422), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:57:09,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 1125 states and 1422 transitions. [2021-11-07 00:57:09,457 INFO L78 Accepts]: Start accepts. Automaton has 1125 states and 1422 transitions. Word has length 102 [2021-11-07 00:57:09,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:57:09,457 INFO L470 AbstractCegarLoop]: Abstraction has 1125 states and 1422 transitions. [2021-11-07 00:57:09,458 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 5 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) [2021-11-07 00:57:09,458 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 1422 transitions. [2021-11-07 00:57:09,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-07 00:57:09,460 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:57:09,460 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:57:09,497 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2021-11-07 00:57:09,696 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (19)] Forceful destruction successful, exit code 0 [2021-11-07 00:57:09,902 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (18)] Forceful destruction successful, exit code 0 [2021-11-07 00:57:10,085 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt,18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:57:10,086 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 00:57:10,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:57:10,086 INFO L85 PathProgramCache]: Analyzing trace with hash -69176943, now seen corresponding path program 1 times [2021-11-07 00:57:10,087 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:57:10,087 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1304948042] [2021-11-07 00:57:10,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:57:10,087 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:57:10,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:57:10,088 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:57:10,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (21)] Waiting until timeout for monitored process [2021-11-07 00:57:10,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:57:10,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 00:57:10,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:57:10,997 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-07 00:57:10,997 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:57:11,268 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-07 00:57:11,268 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:57:11,268 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1304948042] [2021-11-07 00:57:11,268 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1304948042] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:57:11,268 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:57:11,269 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-11-07 00:57:11,269 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [662287174] [2021-11-07 00:57:11,269 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-07 00:57:11,269 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:57:11,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-07 00:57:11,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-11-07 00:57:11,271 INFO L87 Difference]: Start difference. First operand 1125 states and 1422 transitions. Second operand has 10 states, 10 states have (on average 11.0) internal successors, (110), 10 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:57:13,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:57:13,098 INFO L93 Difference]: Finished difference Result 3413 states and 4339 transitions. [2021-11-07 00:57:13,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-07 00:57:13,098 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 11.0) internal successors, (110), 10 states have internal predecessors, (110), 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 103 [2021-11-07 00:57:13,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:57:13,112 INFO L225 Difference]: With dead ends: 3413 [2021-11-07 00:57:13,113 INFO L226 Difference]: Without dead ends: 2295 [2021-11-07 00:57:13,117 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 213 GetRequests, 200 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=66, Invalid=144, Unknown=0, NotChecked=0, Total=210 [2021-11-07 00:57:13,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2295 states. [2021-11-07 00:57:13,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2295 to 1041. [2021-11-07 00:57:13,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1041 states, 1040 states have (on average 1.2471153846153846) internal successors, (1297), 1040 states have internal predecessors, (1297), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:57:13,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041 states to 1041 states and 1297 transitions. [2021-11-07 00:57:13,324 INFO L78 Accepts]: Start accepts. Automaton has 1041 states and 1297 transitions. Word has length 103 [2021-11-07 00:57:13,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:57:13,324 INFO L470 AbstractCegarLoop]: Abstraction has 1041 states and 1297 transitions. [2021-11-07 00:57:13,325 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 11.0) internal successors, (110), 10 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:57:13,325 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 1297 transitions. [2021-11-07 00:57:13,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-07 00:57:13,327 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:57:13,327 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:57:13,345 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (21)] Forceful destruction successful, exit code 0 [2021-11-07 00:57:13,541 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:57:13,541 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 00:57:13,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:57:13,542 INFO L85 PathProgramCache]: Analyzing trace with hash 865003501, now seen corresponding path program 2 times [2021-11-07 00:57:13,542 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:57:13,542 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1030569178] [2021-11-07 00:57:13,542 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-07 00:57:13,542 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:57:13,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:57:13,544 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:57:13,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (22)] Waiting until timeout for monitored process [2021-11-07 00:57:15,355 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-07 00:57:15,356 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 00:57:15,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 00:57:15,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:57:15,685 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 17 proven. 80 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-07 00:57:15,685 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:57:16,142 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 17 proven. 80 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-07 00:57:16,142 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:57:16,142 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1030569178] [2021-11-07 00:57:16,142 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1030569178] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 00:57:16,142 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1880889740] [2021-11-07 00:57:16,142 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-07 00:57:16,143 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-07 00:57:16,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/cvc4 [2021-11-07 00:57:16,144 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-07 00:57:16,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2021-11-07 00:57:18,977 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-07 00:57:18,977 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 00:57:19,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-07 00:57:19,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:57:19,365 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 60 proven. 2 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-07 00:57:19,365 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:57:19,640 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 60 proven. 2 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-07 00:57:19,640 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1880889740] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 00:57:19,640 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1428699016] [2021-11-07 00:57:19,641 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-07 00:57:19,641 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 00:57:19,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 00:57:19,642 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 00:57:19,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2021-11-07 00:57:21,482 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-07 00:57:21,482 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 00:57:21,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-07 00:57:21,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:57:21,749 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 60 proven. 2 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-07 00:57:21,749 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:57:21,955 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 60 proven. 2 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-07 00:57:21,955 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1428699016] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 00:57:21,955 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-11-07 00:57:21,955 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 7, 7, 7, 7] total 14 [2021-11-07 00:57:21,955 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1019155497] [2021-11-07 00:57:21,956 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-11-07 00:57:21,956 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:57:21,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-11-07 00:57:21,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2021-11-07 00:57:21,957 INFO L87 Difference]: Start difference. First operand 1041 states and 1297 transitions. Second operand has 14 states, 14 states have (on average 16.357142857142858) internal successors, (229), 14 states have internal predecessors, (229), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:57:30,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:57:30,188 INFO L93 Difference]: Finished difference Result 2159 states and 2694 transitions. [2021-11-07 00:57:30,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-07 00:57:30,190 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 16.357142857142858) internal successors, (229), 14 states have internal predecessors, (229), 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 103 [2021-11-07 00:57:30,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:57:30,190 INFO L225 Difference]: With dead ends: 2159 [2021-11-07 00:57:30,190 INFO L226 Difference]: Without dead ends: 0 [2021-11-07 00:57:30,198 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 625 GetRequests, 604 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=122, Invalid=384, Unknown=0, NotChecked=0, Total=506 [2021-11-07 00:57:30,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-07 00:57:30,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-07 00:57:30,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:57:30,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-07 00:57:30,200 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 103 [2021-11-07 00:57:30,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:57:30,200 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-07 00:57:30,200 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 16.357142857142858) internal successors, (229), 14 states have internal predecessors, (229), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:57:30,200 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-07 00:57:30,201 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-07 00:57:30,204 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 00:57:30,205 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 00:57:30,205 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 00:57:30,221 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (23)] Forceful destruction successful, exit code 0 [2021-11-07 00:57:30,425 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (22)] Ended with exit code 0 [2021-11-07 00:57:30,638 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2021-11-07 00:57:30,814 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt,22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3,24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 00:57:30,816 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-07 00:57:30,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:57:33,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:57:33,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:57:33,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:57:34,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:57:34,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:57:34,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:57:34,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:57:35,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:57:35,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:57:35,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:57:35,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:57:35,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:57:35,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:57:36,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:57:36,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:57:36,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:57:37,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:57:37,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:57:37,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:57:37,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:57:39,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:57:39,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:57:39,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:57:39,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:57:39,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:57:39,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:57:39,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:57:39,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:57:39,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:57:39,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:57:39,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:57:39,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:57:39,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:57:39,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:57:39,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:57:39,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:57:40,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:57:40,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:57:40,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:57:40,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:57:40,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:57:40,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:57:40,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:57:40,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:57:40,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:57:40,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:57:40,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:57:40,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:57:40,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:57:40,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:57:46,013 WARN L207 SmtUtils]: Spent 5.38 s on a formula simplification. DAG size of input: 454 DAG size of output: 78 [2021-11-07 00:57:53,527 WARN L207 SmtUtils]: Spent 5.33 s on a formula simplification. DAG size of input: 495 DAG size of output: 77 [2021-11-07 00:58:03,987 WARN L207 SmtUtils]: Spent 5.14 s on a formula simplification. DAG size of input: 466 DAG size of output: 72 [2021-11-07 00:58:09,790 WARN L207 SmtUtils]: Spent 5.80 s on a formula simplification. DAG size of input: 481 DAG size of output: 74 [2021-11-07 00:58:19,947 WARN L207 SmtUtils]: Spent 6.07 s on a formula simplification. DAG size of input: 508 DAG size of output: 80 [2021-11-07 00:58:27,232 WARN L207 SmtUtils]: Spent 5.74 s on a formula simplification. DAG size of input: 478 DAG size of output: 69 [2021-11-07 00:58:29,683 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-11-07 00:58:29,683 INFO L853 garLoopResultBuilder]: At program point L366(lines 362 368) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 00:58:29,683 INFO L857 garLoopResultBuilder]: For program point L895(lines 895 899) no Hoare annotation was computed. [2021-11-07 00:58:29,684 INFO L857 garLoopResultBuilder]: For program point L895-3(lines 895 899) no Hoare annotation was computed. [2021-11-07 00:58:29,684 INFO L857 garLoopResultBuilder]: For program point L895-6(lines 895 899) no Hoare annotation was computed. [2021-11-07 00:58:29,684 INFO L860 garLoopResultBuilder]: At program point L401(lines 382 404) the Hoare annotation is: true [2021-11-07 00:58:29,684 INFO L857 garLoopResultBuilder]: For program point L501(lines 501 518) no Hoare annotation was computed. [2021-11-07 00:58:29,684 INFO L853 garLoopResultBuilder]: At program point L501-1(lines 1 981) the Hoare annotation is: (let ((.cse12 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~5)) (.cse19 (= ~waterLevel~0 (_ bv2 32))) (.cse11 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (let ((.cse16 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse15 (= ~waterLevel~0 (_ bv1 32))) (.cse13 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse7 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse9 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse10 (= (_ bv1 32) ~pumpRunning~0)) (.cse1 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse2 (not .cse11)) (.cse14 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse3 (not .cse19)) (.cse4 (not .cse12)) (.cse5 (= ~waterLevel~0 (_ bv0 32))) (.cse6 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~5)) (.cse17 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~2 (_ bv1 32))) (.cse8 (not (= ~systemActive~0 (_ bv0 32)))) (.cse18 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse10 .cse6 .cse7 .cse8 .cse11 .cse12) (and .cse0 .cse13 .cse1 .cse5 .cse6 .cse7 .cse9) (and .cse0 .cse13 .cse1 .cse14 .cse6 .cse15 .cse9) (and .cse0 .cse10 .cse14 .cse6 .cse8 .cse11 .cse12) (and .cse0 .cse13 .cse14 .cse6 .cse11 .cse9 .cse12) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse6 .cse15 .cse7 .cse8 .cse9) (and .cse0 .cse14 .cse15 .cse16 .cse8 .cse9) (and .cse0 .cse1 .cse14 .cse5 .cse6 .cse16 .cse8 .cse9) (and .cse0 .cse10 .cse1 .cse2 .cse14 .cse3 .cse4 .cse6 .cse15 .cse17 .cse8 .cse18) (and .cse0 .cse6 .cse7 .cse8 .cse11 .cse9 .cse12) (and .cse0 .cse13 .cse1 .cse6 .cse15 .cse7 .cse9) (and .cse0 .cse13 .cse1 .cse14 .cse5 .cse6 .cse9) (and .cse0 .cse19 .cse14 .cse8 .cse11 .cse9 .cse12) (and .cse0 .cse13 .cse6 .cse7 .cse11 .cse9 .cse12) (and .cse0 .cse10 .cse1 .cse2 .cse14 .cse3 .cse4 .cse5 .cse6 .cse17 .cse8 .cse18)))) [2021-11-07 00:58:29,685 INFO L857 garLoopResultBuilder]: For program point L501-2(lines 501 518) no Hoare annotation was computed. [2021-11-07 00:58:29,685 INFO L853 garLoopResultBuilder]: At program point L501-3(lines 1 981) the Hoare annotation is: false [2021-11-07 00:58:29,685 INFO L857 garLoopResultBuilder]: For program point L501-4(lines 501 518) no Hoare annotation was computed. [2021-11-07 00:58:29,685 INFO L853 garLoopResultBuilder]: At program point L501-5(lines 1 981) the Hoare annotation is: false [2021-11-07 00:58:29,685 INFO L853 garLoopResultBuilder]: At program point L964(lines 959 967) the Hoare annotation is: (let ((.cse17 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (let ((.cse8 (= ~waterLevel~0 (_ bv1 32))) (.cse12 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse13 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse14 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse15 (= ULTIMATE.start_processEnvironment_~tmp~1 (_ bv0 32))) (.cse16 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse18 (= ~waterLevel~0 (_ bv2 32))) (.cse3 (not .cse17)) (.cse6 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse5 (= ~waterLevel~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse7 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse11 (= (_ bv1 32) ~pumpRunning~0)) (.cse2 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse9 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse10 (not (= ~systemActive~0 (_ bv0 32))))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse2 .cse8 .cse9 .cse7) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse8 .cse6 .cse7) (and .cse0 .cse2 .cse5 .cse9 .cse10 .cse7) (and .cse0 .cse11 .cse2 .cse4 .cse12 .cse13 .cse14 .cse8 .cse10 .cse15 .cse16) (and .cse0 .cse2 .cse3 .cse4 .cse8 .cse6 .cse10 .cse7) (and .cse0 .cse1 .cse2 .cse9 .cse17 .cse7) (and .cse0 .cse2 .cse3 .cse8 .cse6 .cse9 .cse10 .cse7) (and .cse0 .cse18 .cse9 .cse10 .cse17 .cse7) (and .cse0 .cse11 .cse2 .cse4 .cse12 .cse13 .cse14 .cse5 .cse10 .cse15 .cse16) (and .cse0 .cse18 .cse4 .cse10 .cse17 .cse7) (and .cse0 .cse2 .cse3 .cse4 .cse5 .cse6 .cse10 .cse7) (and .cse0 .cse11 .cse2 .cse4 .cse10 .cse17) (and .cse0 .cse1 .cse2 .cse5 .cse9 .cse7) (and .cse0 .cse1 .cse2 .cse4 .cse17 .cse7) (and .cse0 .cse11 .cse2 .cse9 .cse10 .cse17)))) [2021-11-07 00:58:29,686 INFO L853 garLoopResultBuilder]: At program point L964-1(lines 959 967) the Hoare annotation is: false [2021-11-07 00:58:29,686 INFO L853 garLoopResultBuilder]: At program point L964-2(lines 959 967) the Hoare annotation is: false [2021-11-07 00:58:29,686 INFO L857 garLoopResultBuilder]: For program point L436(lines 436 442) no Hoare annotation was computed. [2021-11-07 00:58:29,686 INFO L853 garLoopResultBuilder]: At program point L436-1(lines 436 442) the Hoare annotation is: (let ((.cse6 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse7 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~5))) (.cse9 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse8 (= ~waterLevel~0 (_ bv1 32))) (.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse16 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= (_ bv1 32) ~pumpRunning~0)) (.cse11 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse12 (= ~waterLevel~0 (_ bv0 32))) (.cse13 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~5)) (.cse10 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse14 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~2 (_ bv1 32))) (.cse3 (not (= ~systemActive~0 (_ bv0 32)))) (.cse15 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse3) (and .cse0 .cse1 .cse10 .cse3 .cse4) (and .cse0 .cse5 .cse11 .cse2 .cse12 .cse13 .cse14 .cse3 .cse15) (and .cse0 .cse8 .cse10 .cse3 .cse4) (and .cse0 .cse5 .cse1 .cse2 .cse9 .cse3) (and .cse0 .cse16 .cse11 .cse12 .cse13 .cse10 .cse4) (and .cse0 .cse5 .cse1 .cse9 .cse10 .cse3) (and .cse0 .cse11 .cse2 .cse12 .cse13 .cse3 .cse4) (and .cse0 .cse5 .cse6 .cse2 .cse7 .cse8 .cse9 .cse3) (and .cse0 .cse16 .cse11 .cse2 .cse12 .cse13 .cse4) (and .cse0 .cse16 .cse6 .cse2 .cse7 .cse8 .cse9 .cse4) (and .cse0 .cse16 .cse6 .cse7 .cse8 .cse9 .cse10 .cse4) (and .cse0 .cse11 .cse12 .cse13 .cse10 .cse3 .cse4) (and .cse0 .cse1 .cse16 .cse9 .cse10 .cse4) (and .cse0 .cse2 .cse8 .cse3 .cse4) (and .cse0 .cse1 .cse16 .cse2 .cse4) (and .cse0 .cse5 .cse11 .cse12 .cse13 .cse10 .cse14 .cse3 .cse15))) [2021-11-07 00:58:29,686 INFO L853 garLoopResultBuilder]: At program point L932(lines 927 935) the Hoare annotation is: (let ((.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse3 (not (= ~waterLevel~0 (_ bv2 32)))) (.cse6 (= ~waterLevel~0 (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse9 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse10 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~5))) (.cse5 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse11 (= ~waterLevel~0 (_ bv0 32))) (.cse12 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse13 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse7 (not (= ~systemActive~0 (_ bv0 32)))) (.cse8 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse9 .cse2 .cse4 .cse10 .cse5 .cse11 .cse7 .cse8) (and .cse0 .cse1 .cse3 .cse5 .cse6 .cse12 .cse13 .cse7 .cse8) (and .cse0 .cse1 .cse9 .cse10 .cse5 .cse11 .cse12 .cse13 .cse7 .cse8))) [2021-11-07 00:58:29,687 INFO L853 garLoopResultBuilder]: At program point L932-1(lines 927 935) the Hoare annotation is: false [2021-11-07 00:58:29,687 INFO L853 garLoopResultBuilder]: At program point L932-2(lines 927 935) the Hoare annotation is: false [2021-11-07 00:58:29,687 INFO L857 garLoopResultBuilder]: For program point L505(lines 505 515) no Hoare annotation was computed. [2021-11-07 00:58:29,687 INFO L857 garLoopResultBuilder]: For program point L505-2(lines 505 515) no Hoare annotation was computed. [2021-11-07 00:58:29,687 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-11-07 00:58:29,687 INFO L857 garLoopResultBuilder]: For program point L505-4(lines 505 515) no Hoare annotation was computed. [2021-11-07 00:58:29,687 INFO L857 garLoopResultBuilder]: For program point L506(lines 506 512) no Hoare annotation was computed. [2021-11-07 00:58:29,687 INFO L857 garLoopResultBuilder]: For program point L506-2(lines 506 512) no Hoare annotation was computed. [2021-11-07 00:58:29,687 INFO L857 garLoopResultBuilder]: For program point L506-4(lines 506 512) no Hoare annotation was computed. [2021-11-07 00:58:29,688 INFO L857 garLoopResultBuilder]: For program point L177(lines 177 194) no Hoare annotation was computed. [2021-11-07 00:58:29,688 INFO L857 garLoopResultBuilder]: For program point L177-1(lines 177 194) no Hoare annotation was computed. [2021-11-07 00:58:29,688 INFO L857 garLoopResultBuilder]: For program point L177-2(lines 177 194) no Hoare annotation was computed. [2021-11-07 00:58:29,688 INFO L857 garLoopResultBuilder]: For program point L972(lines 972 978) no Hoare annotation was computed. [2021-11-07 00:58:29,688 INFO L857 garLoopResultBuilder]: For program point L972-1(lines 972 978) no Hoare annotation was computed. [2021-11-07 00:58:29,688 INFO L857 garLoopResultBuilder]: For program point L972-2(lines 972 978) no Hoare annotation was computed. [2021-11-07 00:58:29,688 INFO L857 garLoopResultBuilder]: For program point L972-3(lines 972 978) no Hoare annotation was computed. [2021-11-07 00:58:29,689 INFO L857 garLoopResultBuilder]: For program point L972-4(lines 972 978) no Hoare annotation was computed. [2021-11-07 00:58:29,689 INFO L857 garLoopResultBuilder]: For program point L972-5(lines 972 978) no Hoare annotation was computed. [2021-11-07 00:58:29,689 INFO L857 garLoopResultBuilder]: For program point L279(lines 279 283) no Hoare annotation was computed. [2021-11-07 00:58:29,689 INFO L857 garLoopResultBuilder]: For program point L279-2(lines 279 283) no Hoare annotation was computed. [2021-11-07 00:58:29,689 INFO L857 garLoopResultBuilder]: For program point L279-3(lines 279 283) no Hoare annotation was computed. [2021-11-07 00:58:29,689 INFO L857 garLoopResultBuilder]: For program point L279-5(lines 279 283) no Hoare annotation was computed. [2021-11-07 00:58:29,689 INFO L857 garLoopResultBuilder]: For program point L279-6(lines 279 283) no Hoare annotation was computed. [2021-11-07 00:58:29,690 INFO L857 garLoopResultBuilder]: For program point L279-8(lines 279 283) no Hoare annotation was computed. [2021-11-07 00:58:29,690 INFO L857 garLoopResultBuilder]: For program point L279-9(lines 279 283) no Hoare annotation was computed. [2021-11-07 00:58:29,690 INFO L857 garLoopResultBuilder]: For program point L279-11(lines 279 283) no Hoare annotation was computed. [2021-11-07 00:58:29,690 INFO L857 garLoopResultBuilder]: For program point L907(lines 907 911) no Hoare annotation was computed. [2021-11-07 00:58:29,690 INFO L857 garLoopResultBuilder]: For program point L279-12(lines 279 283) no Hoare annotation was computed. [2021-11-07 00:58:29,690 INFO L857 garLoopResultBuilder]: For program point L279-14(lines 279 283) no Hoare annotation was computed. [2021-11-07 00:58:29,690 INFO L857 garLoopResultBuilder]: For program point L279-15(lines 279 283) no Hoare annotation was computed. [2021-11-07 00:58:29,690 INFO L857 garLoopResultBuilder]: For program point L279-17(lines 279 283) no Hoare annotation was computed. [2021-11-07 00:58:29,690 INFO L857 garLoopResultBuilder]: For program point L181(lines 181 189) no Hoare annotation was computed. [2021-11-07 00:58:29,691 INFO L857 garLoopResultBuilder]: For program point L181-1(lines 181 189) no Hoare annotation was computed. [2021-11-07 00:58:29,691 INFO L857 garLoopResultBuilder]: For program point L181-2(lines 181 189) no Hoare annotation was computed. [2021-11-07 00:58:29,691 INFO L857 garLoopResultBuilder]: For program point L446(lines 446 459) no Hoare annotation was computed. [2021-11-07 00:58:29,691 INFO L853 garLoopResultBuilder]: At program point L480(lines 475 482) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 00:58:29,691 INFO L853 garLoopResultBuilder]: At program point L84(lines 1 981) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 00:58:29,691 INFO L853 garLoopResultBuilder]: At program point L316-2(lines 316 330) the Hoare annotation is: false [2021-11-07 00:58:29,692 INFO L857 garLoopResultBuilder]: For program point L151(lines 151 168) no Hoare annotation was computed. [2021-11-07 00:58:29,692 INFO L857 garLoopResultBuilder]: For program point L151-1(lines 151 168) no Hoare annotation was computed. [2021-11-07 00:58:29,692 INFO L857 garLoopResultBuilder]: For program point L151-2(lines 151 168) no Hoare annotation was computed. [2021-11-07 00:58:29,692 INFO L857 garLoopResultBuilder]: For program point L151-3(lines 151 168) no Hoare annotation was computed. [2021-11-07 00:58:29,692 INFO L857 garLoopResultBuilder]: For program point L151-4(lines 151 168) no Hoare annotation was computed. [2021-11-07 00:58:29,692 INFO L857 garLoopResultBuilder]: For program point L151-5(lines 151 168) no Hoare annotation was computed. [2021-11-07 00:58:29,693 INFO L853 garLoopResultBuilder]: At program point L977(lines 968 981) the Hoare annotation is: false [2021-11-07 00:58:29,693 INFO L853 garLoopResultBuilder]: At program point L977-1(lines 968 981) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse6 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse7 (= ~waterLevel~0 (_ bv0 32))) (.cse8 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~5)) (.cse9 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse11 (= ~waterLevel~0 (_ bv1 32))) (.cse10 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse3 (not (= ~systemActive~0 (_ bv0 32)))) (.cse4 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse6 .cse2 .cse7 .cse8 .cse9 .cse3 .cse4) (and .cse0 .cse1 .cse10 .cse3 .cse4) (and .cse0 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse3 .cse4) (and .cse0 .cse5 .cse2 .cse11 .cse3 .cse4) (and .cse0 .cse5 .cse11 .cse10 .cse3 .cse4))) [2021-11-07 00:58:29,693 INFO L853 garLoopResultBuilder]: At program point L977-2(lines 968 981) the Hoare annotation is: false [2021-11-07 00:58:29,693 INFO L853 garLoopResultBuilder]: At program point L977-3(lines 968 981) the Hoare annotation is: false [2021-11-07 00:58:29,693 INFO L853 garLoopResultBuilder]: At program point L977-4(lines 968 981) the Hoare annotation is: false [2021-11-07 00:58:29,693 INFO L853 garLoopResultBuilder]: At program point L977-5(lines 968 981) the Hoare annotation is: false [2021-11-07 00:58:29,693 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-07 00:58:29,693 INFO L857 garLoopResultBuilder]: For program point L317(line 317) no Hoare annotation was computed. [2021-11-07 00:58:29,693 INFO L853 garLoopResultBuilder]: At program point L119(lines 115 137) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 (_ bv2 32)))) (let ((.cse3 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse6 (= (_ bv1 32) ~pumpRunning~0)) (.cse16 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse7 (not .cse1)) (.cse17 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~5))) (.cse8 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse11 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse13 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse14 (= ~waterLevel~0 (_ bv0 32))) (.cse15 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~5)) (.cse10 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse9 (= ~waterLevel~0 (_ bv1 32))) (.cse4 (not (= ~systemActive~0 (_ bv0 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse12 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse5 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 .cse8 .cse9 .cse10 .cse4 .cse11) (and .cse0 .cse6 .cse2 .cse7 .cse8 .cse9 .cse4 .cse11) (and .cse0 .cse9 .cse10 .cse4 .cse5) (and .cse0 .cse12 .cse13 .cse14 .cse15 .cse10 .cse5) (and .cse0 .cse6 .cse16 .cse2 .cse7 .cse17 .cse8 .cse14 .cse4 .cse11) (and .cse0 .cse1 .cse3 .cse10 .cse4 .cse5) (and .cse0 .cse13 .cse2 .cse14 .cse15 .cse4 .cse5) (and .cse0 .cse12 .cse13 .cse2 .cse14 .cse15 .cse5) (and .cse0 .cse6 .cse16 .cse7 .cse17 .cse8 .cse14 .cse10 .cse4 .cse11) (and .cse0 .cse1 .cse12 .cse10 .cse5) (and .cse0 .cse12 .cse2 .cse9 .cse5) (and .cse0 .cse13 .cse14 .cse15 .cse10 .cse4 .cse5) (and .cse0 .cse12 .cse9 .cse10 .cse5) (and .cse0 .cse2 .cse9 .cse4 .cse5) (and .cse0 .cse1 .cse12 .cse2 .cse5)))) [2021-11-07 00:58:29,694 INFO L853 garLoopResultBuilder]: At program point L119-1(lines 115 137) the Hoare annotation is: false [2021-11-07 00:58:29,694 INFO L853 garLoopResultBuilder]: At program point L119-2(lines 115 137) the Hoare annotation is: false [2021-11-07 00:58:29,694 INFO L857 garLoopResultBuilder]: For program point L417(lines 416 463) no Hoare annotation was computed. [2021-11-07 00:58:29,694 INFO L853 garLoopResultBuilder]: At program point L285(lines 270 288) the Hoare annotation is: false [2021-11-07 00:58:29,694 INFO L853 garLoopResultBuilder]: At program point L285-1(lines 270 288) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse11 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse12 (= ~waterLevel~0 (_ bv0 32))) (.cse13 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~5)) (.cse5 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse6 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 (_ bv0 32))) (.cse7 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32))) (.cse8 (= ~waterLevel~0 (_ bv1 32))) (.cse9 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse3 (not (= ~systemActive~0 (_ bv0 32)))) (.cse4 (= (_ bv0 32) ~pumpRunning~0)) (.cse10 (not (= ULTIMATE.start_isHighWaterLevel_~tmp~2 (_ bv0 32))))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse5 .cse3 .cse4) (and .cse0 .cse6 .cse7 .cse8 .cse9 .cse5 .cse3 .cse4 .cse10) (and .cse0 .cse11 .cse2 .cse6 .cse7 .cse12 .cse13 .cse9 .cse3 .cse4 .cse10) (and .cse0 .cse11 .cse6 .cse7 .cse12 .cse13 .cse9 .cse5 .cse3 .cse4 .cse10) (and .cse0 .cse2 .cse6 .cse7 .cse8 .cse9 .cse3 .cse4 .cse10))) [2021-11-07 00:58:29,694 INFO L853 garLoopResultBuilder]: At program point L285-2(lines 270 288) the Hoare annotation is: false [2021-11-07 00:58:29,694 INFO L853 garLoopResultBuilder]: At program point L285-3(lines 270 288) the Hoare annotation is: false [2021-11-07 00:58:29,694 INFO L853 garLoopResultBuilder]: At program point L285-4(lines 270 288) the Hoare annotation is: false [2021-11-07 00:58:29,694 INFO L853 garLoopResultBuilder]: At program point L285-5(lines 270 288) the Hoare annotation is: false [2021-11-07 00:58:29,694 INFO L857 garLoopResultBuilder]: For program point L54(line 54) no Hoare annotation was computed. [2021-11-07 00:58:29,695 INFO L857 garLoopResultBuilder]: For program point L54-1(line 54) no Hoare annotation was computed. [2021-11-07 00:58:29,695 INFO L857 garLoopResultBuilder]: For program point L54-2(line 54) no Hoare annotation was computed. [2021-11-07 00:58:29,695 INFO L857 garLoopResultBuilder]: For program point L418(lines 418 422) no Hoare annotation was computed. [2021-11-07 00:58:29,695 INFO L857 garLoopResultBuilder]: For program point L452(lines 452 458) no Hoare annotation was computed. [2021-11-07 00:58:29,695 INFO L853 garLoopResultBuilder]: At program point L452-1(lines 452 458) the Hoare annotation is: (let ((.cse2 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse5 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse12 (= (_ bv0 32) ~pumpRunning~0)) (.cse21 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~5)) (.cse13 (= ~waterLevel~0 (_ bv2 32)))) (let ((.cse14 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse15 (= ULTIMATE.start_processEnvironment_~tmp~1 (_ bv0 32))) (.cse17 (not .cse13)) (.cse4 (= ~waterLevel~0 (_ bv1 32))) (.cse18 (or (and .cse0 (bvslt ~waterLevel~0 (_ bv2 32)) .cse12) (and .cse0 .cse12 .cse21))) (.cse6 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse8 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse9 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse19 (or .cse2 .cse5)) (.cse3 (not .cse21)) (.cse10 (= ~waterLevel~0 (_ bv0 32))) (.cse11 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~5)) (.cse20 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~2 (_ bv1 32))) (.cse7 (not (= ~systemActive~0 (_ bv0 32)))) (.cse16 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse8 .cse9 .cse10 .cse11 .cse12) (and .cse0 .cse1 .cse13 .cse9 .cse5 .cse7) (and .cse0 .cse8 .cse10 .cse11 .cse6 .cse12) (and .cse0 .cse1 .cse8 .cse9 .cse14 .cse10 .cse11 .cse7 .cse15 .cse16) (and .cse0 .cse1 .cse13 .cse5 .cse6 .cse7) (and .cse9 .cse17 .cse4 .cse18 .cse5) (and .cse0 .cse1 .cse8 .cse14 .cse10 .cse11 .cse6 .cse7 .cse15 .cse16) (and .cse0 .cse13 .cse5 .cse6 .cse12) (and .cse0 .cse1 .cse2 .cse9 .cse3 .cse4 .cse5 .cse7) (and .cse0 .cse13 .cse9 .cse5 .cse12) (and .cse0 .cse1 .cse8 .cse19 .cse3 .cse10 .cse11 .cse6 .cse20 .cse7 .cse16) (and .cse17 .cse4 .cse18 .cse5 .cse6) (and .cse0 .cse1 .cse8 .cse9 .cse19 .cse3 .cse10 .cse11 .cse20 .cse7 .cse16)))) [2021-11-07 00:58:29,695 INFO L857 garLoopResultBuilder]: For program point L320(lines 320 324) no Hoare annotation was computed. [2021-11-07 00:58:29,695 INFO L857 garLoopResultBuilder]: For program point L320-1(lines 320 324) no Hoare annotation was computed. [2021-11-07 00:58:29,695 INFO L853 garLoopResultBuilder]: At program point L221(lines 214 224) the Hoare annotation is: (let ((.cse2 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse4 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~5))) (.cse6 (= ~waterLevel~0 (_ bv0 32))) (.cse3 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse7 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse8 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse11 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse14 (not (= ~waterLevel~0 (_ bv2 32)))) (.cse12 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse13 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse5 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse15 (= ~waterLevel~0 (_ bv1 32))) (.cse9 (not (= ~systemActive~0 (_ bv0 32)))) (.cse10 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse1 .cse2 .cse11 .cse12 .cse13 .cse4 .cse5 .cse6 .cse9 .cse10) (and .cse0 .cse1 .cse14 .cse3 .cse5 .cse15 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse1 .cse11 .cse14 .cse12 .cse13 .cse5 .cse15 .cse9 .cse10))) [2021-11-07 00:58:29,695 INFO L853 garLoopResultBuilder]: At program point L221-1(lines 214 224) the Hoare annotation is: false [2021-11-07 00:58:29,695 INFO L857 garLoopResultBuilder]: For program point L155(lines 155 163) no Hoare annotation was computed. [2021-11-07 00:58:29,696 INFO L853 garLoopResultBuilder]: At program point L221-2(lines 214 224) the Hoare annotation is: false [2021-11-07 00:58:29,696 INFO L857 garLoopResultBuilder]: For program point L155-1(lines 155 163) no Hoare annotation was computed. [2021-11-07 00:58:29,696 INFO L857 garLoopResultBuilder]: For program point L155-2(lines 155 163) no Hoare annotation was computed. [2021-11-07 00:58:29,696 INFO L857 garLoopResultBuilder]: For program point L155-3(lines 155 163) no Hoare annotation was computed. [2021-11-07 00:58:29,696 INFO L857 garLoopResultBuilder]: For program point L155-4(lines 155 163) no Hoare annotation was computed. [2021-11-07 00:58:29,696 INFO L857 garLoopResultBuilder]: For program point L155-5(lines 155 163) no Hoare annotation was computed. [2021-11-07 00:58:29,696 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-07 00:58:29,696 INFO L853 garLoopResultBuilder]: At program point L92(lines 87 95) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 00:58:29,696 INFO L853 garLoopResultBuilder]: At program point L126(lines 126 132) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 (_ bv2 32)))) (let ((.cse13 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse9 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse11 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~5)) (.cse14 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse6 (not .cse1)) (.cse17 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~5))) (.cse10 (= ~waterLevel~0 (_ bv0 32))) (.cse5 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse12 (= (_ bv1 32) ~pumpRunning~0)) (.cse15 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse16 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse18 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse7 (= ~waterLevel~0 (_ bv1 32))) (.cse3 (not (= ~systemActive~0 (_ bv0 32)))) (.cse19 (= ULTIMATE.start_processEnvironment_~tmp~1 (_ bv0 32))) (.cse20 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse8 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse5 .cse3 .cse4) (and .cse0 .cse6 .cse7 .cse5 .cse3 .cse4) (and .cse0 .cse8 .cse9 .cse10 .cse11 .cse5 .cse4) (and .cse0 .cse12 .cse1 .cse5 .cse3) (and .cse0 .cse12 .cse1 .cse2 .cse3) (and .cse0 .cse2 .cse7 .cse13 .cse3 .cse4) (and .cse0 .cse9 .cse2 .cse10 .cse11 .cse13 .cse3 .cse4) (and .cse0 .cse12 .cse14 .cse2 .cse15 .cse16 .cse17 .cse18 .cse10 .cse3 .cse19 .cse20) (and .cse0 .cse8 .cse9 .cse2 .cse10 .cse11 .cse4) (and .cse0 .cse1 .cse8 .cse5 .cse4) (and .cse0 .cse14 .cse6 .cse17 .cse10 .cse5 .cse3 .cse4) (and .cse0 .cse8 .cse2 .cse7 .cse4) (and .cse0 .cse8 .cse7 .cse5 .cse4) (and .cse0 .cse12 .cse2 .cse15 .cse16 .cse18 .cse7 .cse3 .cse19 .cse20) (and .cse0 .cse1 .cse8 .cse2 .cse4)))) [2021-11-07 00:58:29,697 INFO L853 garLoopResultBuilder]: At program point L126-1(lines 126 132) the Hoare annotation is: false [2021-11-07 00:58:29,697 INFO L853 garLoopResultBuilder]: At program point L126-2(lines 126 132) the Hoare annotation is: false [2021-11-07 00:58:29,697 INFO L857 garLoopResultBuilder]: For program point L919(lines 919 923) no Hoare annotation was computed. [2021-11-07 00:58:29,697 INFO L853 garLoopResultBuilder]: At program point L490(lines 119 125) the Hoare annotation is: (let ((.cse18 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse11 (not (= ~waterLevel~0 (_ bv3 32))))) (let ((.cse17 (= ULTIMATE.start_processEnvironment_~tmp~1 (_ bv0 32))) (.cse14 (or .cse18 .cse11)) (.cse16 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~2 (_ bv1 32))) (.cse2 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse3 (= ~waterLevel~0 (_ bv0 32))) (.cse4 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~5)) (.cse7 (= (_ bv1 32) ~pumpRunning~0)) (.cse15 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~5))) (.cse10 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse12 (not (= ~systemActive~0 (_ bv0 32)))) (.cse13 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse19 (= ~waterLevel~0 (_ bv1 32))) (.cse5 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse8 (= ~waterLevel~0 (_ bv2 32))) (.cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse9 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse6 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13) (and .cse0 .cse7 .cse2 .cse14 .cse15 .cse10 .cse3 .cse4 .cse5 .cse16 .cse12 .cse13) (and .cse0 .cse7 .cse2 .cse9 .cse10 .cse3 .cse4 .cse12 .cse17 .cse13) (and .cse0 .cse7 .cse18 .cse9 .cse15 .cse10 .cse19 .cse11 .cse12 .cse13) (and .cse0 .cse7 .cse2 .cse10 .cse3 .cse4 .cse5 .cse12 .cse17 .cse13) (and .cse0 .cse7 .cse2 .cse9 .cse14 .cse15 .cse10 .cse3 .cse4 .cse16 .cse12 .cse13) (and .cse0 .cse7 .cse8 .cse10 .cse11 .cse5 .cse12 .cse13) (and .cse0 .cse1 .cse2 .cse9 .cse3 .cse4 .cse6) (and .cse0 .cse8 .cse1 .cse5 .cse6) (and .cse0 .cse1 .cse9 .cse19 .cse6) (and .cse0 .cse7 .cse18 .cse15 .cse10 .cse19 .cse11 .cse5 .cse12 .cse13) (and .cse0 .cse1 .cse19 .cse5 .cse6) (and .cse0 .cse8 .cse1 .cse9 .cse6)))) [2021-11-07 00:58:29,697 INFO L853 garLoopResultBuilder]: At program point L490-1(lines 119 125) the Hoare annotation is: false [2021-11-07 00:58:29,698 INFO L853 garLoopResultBuilder]: At program point L490-2(lines 119 125) the Hoare annotation is: false [2021-11-07 00:58:29,698 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-07 00:58:29,698 INFO L857 garLoopResultBuilder]: For program point L392(lines 392 399) no Hoare annotation was computed. [2021-11-07 00:58:29,698 INFO L860 garLoopResultBuilder]: At program point L392-1(lines 392 399) the Hoare annotation is: true [2021-11-07 00:58:29,698 INFO L857 garLoopResultBuilder]: For program point L293(lines 293 299) no Hoare annotation was computed. [2021-11-07 00:58:29,698 INFO L853 garLoopResultBuilder]: At program point L293-1(lines 293 299) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse3 (= ~waterLevel~0 (_ bv0 32))) (.cse4 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~5)) (.cse6 (= ~waterLevel~0 (_ bv1 32))) (.cse7 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse8 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse9 (= ~waterLevel~0 (_ bv2 32))) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse10 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse5 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse2 .cse6 .cse7 .cse5) (and .cse0 .cse1 .cse3 .cse4 .cse7 .cse8 .cse5) (and .cse0 .cse9 .cse10 .cse8 .cse5) (and .cse0 .cse6 .cse7 .cse8 .cse5) (and .cse0 .cse9 .cse2 .cse10 .cse5))) [2021-11-07 00:58:29,699 INFO L857 garLoopResultBuilder]: For program point L426(lines 426 432) no Hoare annotation was computed. [2021-11-07 00:58:29,699 INFO L853 garLoopResultBuilder]: At program point L426-1(lines 426 432) the Hoare annotation is: (let ((.cse17 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~5)) (.cse16 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (let ((.cse14 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse5 (not .cse16)) (.cse6 (not .cse17)) (.cse7 (= ~waterLevel~0 (_ bv1 32))) (.cse10 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse11 (= ~waterLevel~0 (_ bv0 32))) (.cse12 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~5)) (.cse15 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse13 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse9 (= (_ bv1 32) ~pumpRunning~0)) (.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse8 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse3 (not (= ~systemActive~0 (_ bv0 32))))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse6 .cse7 .cse8 .cse3 .cse4) (and .cse0 .cse1 .cse8 .cse3 .cse4) (and .cse0 .cse9 .cse10 .cse2 .cse11 .cse12 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~2 (_ bv1 32)) .cse3 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (and .cse0 .cse13 .cse10 .cse11 .cse12 .cse8 .cse4) (and .cse0 .cse9 .cse1 .cse2 .cse3) (and .cse0 .cse2 .cse7 .cse14 .cse3 .cse4) (and .cse0 .cse10 .cse2 .cse11 .cse12 .cse14 .cse3 .cse4) (and .cse0 .cse13 .cse10 .cse2 .cse11 .cse12 .cse4) (and .cse0 .cse13 .cse5 .cse2 .cse6 .cse7 .cse15 .cse4) (and .cse0 .cse13 .cse5 .cse6 .cse7 .cse15 .cse8 .cse4) (and .cse0 .cse9 .cse5 .cse2 .cse6 .cse7 .cse3) (and .cse0 .cse10 .cse11 .cse12 .cse8 .cse3 .cse4) (and .cse0 .cse1 .cse13 .cse15 .cse8 .cse4) (and .cse0 .cse1 .cse13 .cse2 .cse4) (and .cse0 .cse9 .cse1 .cse8 .cse3 .cse16 .cse17)))) [2021-11-07 00:58:29,699 INFO L853 garLoopResultBuilder]: At program point L230(lines 225 233) the Hoare annotation is: (let ((.cse8 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse4 (not (= ~waterLevel~0 (_ bv3 32))))) (let ((.cse12 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse15 (= ULTIMATE.start_processEnvironment_~tmp~1 (_ bv0 32))) (.cse10 (= ~waterLevel~0 (_ bv1 32))) (.cse2 (= ~waterLevel~0 (_ bv2 32))) (.cse16 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse7 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse17 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse11 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse3 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse18 (or .cse8 .cse4)) (.cse9 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~5))) (.cse13 (= ~waterLevel~0 (_ bv0 32))) (.cse14 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~5)) (.cse19 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~2 (_ bv1 32))) (.cse5 (not (= ~systemActive~0 (_ bv0 32)))) (.cse6 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse7 .cse5 .cse6) (and .cse0 .cse1 .cse8 .cse9 .cse10 .cse4 .cse7 .cse5 .cse6) (and .cse0 .cse1 .cse11 .cse3 .cse12 .cse13 .cse14 .cse5 .cse15 .cse6) (and .cse0 .cse1 .cse11 .cse12 .cse13 .cse14 .cse7 .cse5 .cse15 .cse6) (and .cse0 .cse2 .cse16 .cse7 .cse17) (and .cse0 .cse16 .cse3 .cse10 .cse17) (and .cse0 .cse1 .cse11 .cse18 .cse9 .cse13 .cse14 .cse7 .cse19 .cse5 .cse6) (and .cse0 .cse1 .cse8 .cse3 .cse9 .cse10 .cse4 .cse5 .cse6) (and .cse0 .cse16 .cse10 .cse7 .cse17) (and .cse0 .cse2 .cse16 .cse3 .cse17) (and .cse0 .cse16 .cse11 .cse8 .cse3 .cse13 .cse14 .cse17) (and .cse0 .cse16 .cse11 .cse8 .cse13 .cse14 .cse7 .cse17) (and .cse0 .cse1 .cse11 .cse3 .cse18 .cse9 .cse13 .cse14 .cse19 .cse5 .cse6)))) [2021-11-07 00:58:29,699 INFO L853 garLoopResultBuilder]: At program point L230-1(lines 225 233) the Hoare annotation is: (let ((.cse7 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse10 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse5 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse6 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= ~waterLevel~0 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse11 (= (_ bv1 32) ~pumpRunning~0)) (.cse2 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse8 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse12 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse13 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse14 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse4 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~5)) (.cse9 (= ~waterLevel~0 (_ bv1 32))) (.cse15 (not (= ~systemActive~0 (_ bv0 32)))) (.cse16 (= ULTIMATE.start_processEnvironment_~tmp~1 (_ bv0 32))) (.cse17 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse7 .cse8 .cse4 .cse9 .cse10 .cse6) (and .cse0 .cse1 .cse2 .cse7 .cse8 .cse3 .cse4 .cse10 .cse6) (and .cse0 .cse1 .cse2 .cse4 .cse9 .cse5 .cse6) (and .cse0 .cse11 .cse2 .cse8 .cse12 .cse13 .cse14 .cse3 .cse4 .cse15 .cse16 .cse17) (and .cse0 .cse11 .cse2 .cse8 .cse12 .cse13 .cse14 .cse4 .cse9 .cse15 .cse16 .cse17))) [2021-11-07 00:58:29,700 INFO L853 garLoopResultBuilder]: At program point L230-2(lines 225 233) the Hoare annotation is: false [2021-11-07 00:58:29,700 INFO L853 garLoopResultBuilder]: At program point L230-3(lines 225 233) the Hoare annotation is: false [2021-11-07 00:58:29,700 INFO L853 garLoopResultBuilder]: At program point L230-4(lines 225 233) the Hoare annotation is: false [2021-11-07 00:58:29,700 INFO L853 garLoopResultBuilder]: At program point L230-5(lines 225 233) the Hoare annotation is: false [2021-11-07 00:58:29,700 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-07 00:58:29,700 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-11-07 00:58:29,701 INFO L853 garLoopResultBuilder]: At program point L464(lines 415 465) the Hoare annotation is: false [2021-11-07 00:58:29,704 INFO L731 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:58:29,705 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-07 00:58:29,792 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 12:58:29 BoogieIcfgContainer [2021-11-07 00:58:29,792 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 00:58:29,793 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 00:58:29,793 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 00:58:29,793 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 00:58:29,794 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:56:42" (3/4) ... [2021-11-07 00:58:29,796 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-07 00:58:29,815 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-11-07 00:58:29,816 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-11-07 00:58:29,817 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-11-07 00:58:29,818 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-07 00:58:29,819 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-07 00:58:29,820 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 00:58:29,821 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 00:58:29,846 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((((splverifierCounter == 0bv32 && waterLevel == \result) && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && !(2bv32 == tmp)) && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && 2bv32 == tmp)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && !(systemActive == 0bv32)) && 2bv32 == \result) && 2bv32 == tmp)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && 2bv32 == \result) && 0bv32 == pumpRunning) && 2bv32 == tmp)) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && !(2bv32 == tmp)) && waterLevel == tmp) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && waterLevel == tmp) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && !(2bv32 == tmp)) && waterLevel == tmp) && waterLevel == 1bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((((splverifierCounter == 0bv32 && waterLevel == tmp) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && 0bv32 == pumpRunning) && 2bv32 == tmp)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && waterLevel == tmp) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && waterLevel == tmp) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && 0bv32 == pumpRunning) && 2bv32 == tmp)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning) && 2bv32 == tmp)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && !(2bv32 == tmp)) && waterLevel == 0bv32) && waterLevel == tmp) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) [2021-11-07 00:58:29,847 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((((splverifierCounter == 0bv32 && !(2bv32 == \result)) && !(2bv32 == tmp)) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && waterLevel == tmp) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32))) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && waterLevel == tmp) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && waterLevel == tmp) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(2bv32 == tmp)) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == \result)) && !(2bv32 == tmp)) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(2bv32 == tmp)) && waterLevel == 1bv32) && !(systemActive == 0bv32))) || ((((((splverifierCounter == 0bv32 && waterLevel == \result) && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && 2bv32 == tmp) [2021-11-07 00:58:29,847 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && !(2bv32 == tmp)) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32))) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && waterLevel == tmp) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32))) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32))) || ((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && waterLevel == tmp) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(2bv32 == tmp)) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32))) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && waterLevel == tmp) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(2bv32 == tmp)) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == \result)) && !(2bv32 == tmp)) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == \result) && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) [2021-11-07 00:58:29,847 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && !(2bv32 == tmp)) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) || (((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && waterLevel == tmp) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32))) || (((((splverifierCounter == 0bv32 && waterLevel == \result) && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32))) || ((((methaneLevelCritical == 0bv32 && !(waterLevel == 2bv32)) && waterLevel == 1bv32) && (((splverifierCounter == 0bv32 && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 2bv32 == tmp))) && !(waterLevel == 3bv32))) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(2bv32 == tmp)) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32))) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && !(2bv32 == tmp)) && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((!(waterLevel == 2bv32) && waterLevel == 1bv32) && (((splverifierCounter == 0bv32 && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 2bv32 == tmp))) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && !(2bv32 == tmp)) && waterLevel == 0bv32) && waterLevel == tmp) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) [2021-11-07 00:58:29,848 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && waterLevel == tmp) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == \result) && waterLevel == 0bv32) && waterLevel == tmp) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning) [2021-11-07 00:58:29,848 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) && 1bv32 == \result) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && !(2bv32 == tmp)) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && !(2bv32 == tmp)) && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(2bv32 == tmp)) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && waterLevel == tmp) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && !(2bv32 == \result)) && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && !(2bv32 == tmp)) && waterLevel == 0bv32) && waterLevel == tmp) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) [2021-11-07 00:58:29,849 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && switchedOnBeforeTS == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && !(2bv32 == tmp)) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(2bv32 == tmp)) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && !(2bv32 == tmp)) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && switchedOnBeforeTS == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && waterLevel == tmp) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && !(2bv32 == tmp)) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning) [2021-11-07 00:58:29,849 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(waterLevel == 2bv32)) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && !(2bv32 == tmp)) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && waterLevel == tmp) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && waterLevel == tmp) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && !(2bv32 == tmp)) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == \result) && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning) [2021-11-07 00:58:29,850 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && !(waterLevel == 2bv32)) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32))) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32))) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && waterLevel == tmp) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && !(2bv32 == tmp)) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && waterLevel == tmp) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && !(2bv32 == tmp)) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning) [2021-11-07 00:58:29,851 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == \result) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result)) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && !(2bv32 == \result)) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 2bv32 == \result)) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && 2bv32 == \result) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) [2021-11-07 00:58:29,851 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(2bv32 == tmp)) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(waterLevel == 2bv32)) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && !(2bv32 == tmp)) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) [2021-11-07 00:58:29,852 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && \result == 1bv32) && !(2bv32 == tmp)) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && !(2bv32 == tmp)) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(waterLevel == 2bv32)) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) [2021-11-07 00:58:29,852 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && waterLevel == tmp) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && waterLevel == \result) && waterLevel == 0bv32) && waterLevel == tmp) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == \result) && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == \result) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) [2021-11-07 00:58:29,853 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || ((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && waterLevel == tmp) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && waterLevel == tmp) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == tmp) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result) [2021-11-07 00:58:29,853 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && tmp___0 == 0bv32) && \result == 0bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && !(tmp == 0bv32))) || ((((((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && tmp___0 == 0bv32) && \result == 0bv32) && waterLevel == 0bv32) && waterLevel == tmp) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && !(tmp == 0bv32))) || ((((((((((splverifierCounter == 0bv32 && waterLevel == \result) && tmp___0 == 0bv32) && \result == 0bv32) && waterLevel == 0bv32) && waterLevel == tmp) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && !(tmp == 0bv32))) || ((((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && tmp___0 == 0bv32) && \result == 0bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && !(tmp == 0bv32)) [2021-11-07 00:58:29,898 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/witness.graphml [2021-11-07 00:58:29,898 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 00:58:29,899 INFO L168 Benchmark]: Toolchain (without parser) took 110706.66 ms. Allocated memory was 62.9 MB in the beginning and 360.7 MB in the end (delta: 297.8 MB). Free memory was 45.1 MB in the beginning and 123.9 MB in the end (delta: -78.8 MB). Peak memory consumption was 219.6 MB. Max. memory is 16.1 GB. [2021-11-07 00:58:29,899 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 62.9 MB. Free memory is still 45.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 00:58:29,900 INFO L168 Benchmark]: CACSL2BoogieTranslator took 693.80 ms. Allocated memory is still 62.9 MB. Free memory was 44.9 MB in the beginning and 32.3 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-11-07 00:58:29,900 INFO L168 Benchmark]: Boogie Procedure Inliner took 89.25 ms. Allocated memory was 62.9 MB in the beginning and 90.2 MB in the end (delta: 27.3 MB). Free memory was 32.1 MB in the beginning and 73.0 MB in the end (delta: -40.9 MB). Peak memory consumption was 8.0 MB. Max. memory is 16.1 GB. [2021-11-07 00:58:29,901 INFO L168 Benchmark]: Boogie Preprocessor took 46.56 ms. Allocated memory is still 90.2 MB. Free memory was 73.0 MB in the beginning and 70.0 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-07 00:58:29,901 INFO L168 Benchmark]: RCFGBuilder took 2230.22 ms. Allocated memory is still 90.2 MB. Free memory was 70.0 MB in the beginning and 41.9 MB in the end (delta: 28.1 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. [2021-11-07 00:58:29,902 INFO L168 Benchmark]: TraceAbstraction took 107533.58 ms. Allocated memory was 90.2 MB in the beginning and 360.7 MB in the end (delta: 270.5 MB). Free memory was 41.4 MB in the beginning and 134.4 MB in the end (delta: -93.0 MB). Peak memory consumption was 232.9 MB. Max. memory is 16.1 GB. [2021-11-07 00:58:29,902 INFO L168 Benchmark]: Witness Printer took 105.57 ms. Allocated memory is still 360.7 MB. Free memory was 133.3 MB in the beginning and 123.9 MB in the end (delta: 9.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-07 00:58:29,904 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 62.9 MB. Free memory is still 45.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 693.80 ms. Allocated memory is still 62.9 MB. Free memory was 44.9 MB in the beginning and 32.3 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 89.25 ms. Allocated memory was 62.9 MB in the beginning and 90.2 MB in the end (delta: 27.3 MB). Free memory was 32.1 MB in the beginning and 73.0 MB in the end (delta: -40.9 MB). Peak memory consumption was 8.0 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 46.56 ms. Allocated memory is still 90.2 MB. Free memory was 73.0 MB in the beginning and 70.0 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2230.22 ms. Allocated memory is still 90.2 MB. Free memory was 70.0 MB in the beginning and 41.9 MB in the end (delta: 28.1 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 107533.58 ms. Allocated memory was 90.2 MB in the beginning and 360.7 MB in the end (delta: 270.5 MB). Free memory was 41.4 MB in the beginning and 134.4 MB in the end (delta: -93.0 MB). Peak memory consumption was 232.9 MB. Max. memory is 16.1 GB. * Witness Printer took 105.57 ms. Allocated memory is still 360.7 MB. Free memory was 133.3 MB in the beginning and 123.9 MB in the end (delta: 9.4 MB). Peak memory consumption was 10.5 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: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 54]: 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, 122 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 107.3s, OverallIterations: 15, TraceHistogramMax: 4, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 19.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 58.8s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1772 SDtfs, 3707 SDslu, 4841 SDs, 0 SdLazy, 674 SolverSat, 170 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 16.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3122 GetRequests, 2996 SyntacticMatches, 0 SemanticMatches, 126 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 203 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1125occurred in iteration=13, InterpolantAutomatonStates: 115, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.9s AutomataMinimizationTime, 15 MinimizatonAttempts, 4599 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 51 PreInvPairs, 714 NumberOfFragments, 4365 HoareAnnotationTreeSize, 51 FomulaSimplifications, 33456681 FormulaSimplificationTreeSizeReduction, 9.8s HoareSimplificationTime, 51 FomulaSimplificationsInter, 29382871 FormulaSimplificationTreeSizeReductionInter, 49.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 6.2s SatisfiabilityAnalysisTime, 9.4s InterpolantComputationTime, 1543 NumberOfCodeBlocks, 1543 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 3040 ConstructedInterpolants, 0 QuantifiedInterpolants, 6323 SizeOfPredicates, 73 NumberOfNonLiveVariables, 5955 ConjunctsInSsa, 122 ConjunctsInUnsatCore, 46 InterpolantComputations, 23 PerfectInterpolantSequences, 2266/2496 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: 126]: Loop Invariant Derived loop invariant: ((((((((((((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && !(waterLevel == 2bv32)) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32))) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32))) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && waterLevel == tmp) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && !(2bv32 == tmp)) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && waterLevel == tmp) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && !(2bv32 == tmp)) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 959]: Loop Invariant Derived loop invariant: (((((((((((((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == \result) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result)) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && !(2bv32 == \result)) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 2bv32 == \result)) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && 2bv32 == \result) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) - InvariantResult [Line: 225]: Loop Invariant Derived loop invariant: ((((((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) && 1bv32 == \result) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && !(2bv32 == tmp)) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && !(2bv32 == tmp)) && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(2bv32 == tmp)) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && waterLevel == tmp) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && !(2bv32 == \result)) && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && !(2bv32 == tmp)) && waterLevel == 0bv32) && waterLevel == tmp) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) - InvariantResult [Line: 316]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 382]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 225]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 426]: Loop Invariant Derived loop invariant: ((((((((((((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((((splverifierCounter == 0bv32 && !(2bv32 == \result)) && !(2bv32 == tmp)) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && waterLevel == tmp) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32))) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && waterLevel == tmp) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && waterLevel == tmp) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(2bv32 == tmp)) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == \result)) && !(2bv32 == tmp)) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(2bv32 == tmp)) && waterLevel == 1bv32) && !(systemActive == 0bv32))) || ((((((splverifierCounter == 0bv32 && waterLevel == \result) && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && 2bv32 == tmp) - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(2bv32 == tmp)) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(waterLevel == 2bv32)) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && !(2bv32 == tmp)) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) - InvariantResult [Line: 392]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: ((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && \result == 1bv32) && !(2bv32 == tmp)) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && !(2bv32 == tmp)) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(waterLevel == 2bv32)) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: ((((((((((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && switchedOnBeforeTS == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && !(2bv32 == tmp)) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(2bv32 == tmp)) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && !(2bv32 == tmp)) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && switchedOnBeforeTS == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && waterLevel == tmp) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && !(2bv32 == tmp)) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 436]: Loop Invariant Derived loop invariant: ((((((((((((((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && !(2bv32 == tmp)) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32))) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && waterLevel == tmp) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32))) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32))) || ((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && waterLevel == tmp) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(2bv32 == tmp)) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32))) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && waterLevel == tmp) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(2bv32 == tmp)) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == \result)) && !(2bv32 == tmp)) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == \result) && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) - InvariantResult [Line: 115]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && waterLevel == tmp) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && waterLevel == \result) && waterLevel == 0bv32) && waterLevel == tmp) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == \result) && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == \result) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((splverifierCounter == 0bv32 && waterLevel == \result) && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && !(2bv32 == tmp)) && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && 2bv32 == tmp)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && !(systemActive == 0bv32)) && 2bv32 == \result) && 2bv32 == tmp)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && 2bv32 == \result) && 0bv32 == pumpRunning) && 2bv32 == tmp)) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && !(2bv32 == tmp)) && waterLevel == tmp) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && waterLevel == tmp) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && !(2bv32 == tmp)) && waterLevel == tmp) && waterLevel == 1bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((((splverifierCounter == 0bv32 && waterLevel == tmp) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && 0bv32 == pumpRunning) && 2bv32 == tmp)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && waterLevel == tmp) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && waterLevel == tmp) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && 0bv32 == pumpRunning) && 2bv32 == tmp)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning) && 2bv32 == tmp)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && !(2bv32 == tmp)) && waterLevel == 0bv32) && waterLevel == tmp) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) - InvariantResult [Line: 452]: Loop Invariant Derived loop invariant: (((((((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && !(2bv32 == tmp)) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) || (((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && waterLevel == tmp) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32))) || (((((splverifierCounter == 0bv32 && waterLevel == \result) && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32))) || ((((methaneLevelCritical == 0bv32 && !(waterLevel == 2bv32)) && waterLevel == 1bv32) && (((splverifierCounter == 0bv32 && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 2bv32 == tmp))) && !(waterLevel == 3bv32))) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(2bv32 == tmp)) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32))) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && !(2bv32 == tmp)) && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((!(waterLevel == 2bv32) && waterLevel == 1bv32) && (((splverifierCounter == 0bv32 && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 2bv32 == tmp))) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && !(2bv32 == tmp)) && waterLevel == 0bv32) && waterLevel == tmp) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 293]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && waterLevel == tmp) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == \result) && waterLevel == 0bv32) && waterLevel == tmp) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 415]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 362]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 225]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 959]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 115]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 475]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 225]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 115]: Loop Invariant Derived loop invariant: (((((((((((((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(waterLevel == 2bv32)) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && !(2bv32 == tmp)) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && waterLevel == tmp) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && waterLevel == tmp) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && !(2bv32 == tmp)) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == \result) && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && tmp___0 == 0bv32) && \result == 0bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && !(tmp == 0bv32))) || ((((((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && tmp___0 == 0bv32) && \result == 0bv32) && waterLevel == 0bv32) && waterLevel == tmp) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && !(tmp == 0bv32))) || ((((((((((splverifierCounter == 0bv32 && waterLevel == \result) && tmp___0 == 0bv32) && \result == 0bv32) && waterLevel == 0bv32) && waterLevel == tmp) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && !(tmp == 0bv32))) || ((((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && tmp___0 == 0bv32) && \result == 0bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && !(tmp == 0bv32)) - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 959]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 225]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 225]: Loop Invariant Derived loop invariant: ((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || ((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && waterLevel == tmp) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && waterLevel == tmp) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == tmp) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result) - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-11-07 00:58:30,000 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d658b6ba-9407-4741-b0ba-2e8efa467d00/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE