./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product09.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_0e5dbd4b-f3fc-4fdc-9c69-62e45f9678a9/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_0e5dbd4b-f3fc-4fdc-9c69-62e45f9678a9/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_0e5dbd4b-f3fc-4fdc-9c69-62e45f9678a9/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_0e5dbd4b-f3fc-4fdc-9c69-62e45f9678a9/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product09.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_0e5dbd4b-f3fc-4fdc-9c69-62e45f9678a9/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_0e5dbd4b-f3fc-4fdc-9c69-62e45f9678a9/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 51c3bbda42df3e7a563a36af727e140b310abe72 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 02:08:00,998 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 02:08:01,000 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 02:08:01,010 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 02:08:01,011 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 02:08:01,012 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 02:08:01,013 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 02:08:01,015 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 02:08:01,017 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 02:08:01,018 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 02:08:01,019 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 02:08:01,020 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 02:08:01,020 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 02:08:01,021 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 02:08:01,022 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 02:08:01,023 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 02:08:01,024 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 02:08:01,025 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 02:08:01,031 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 02:08:01,033 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 02:08:01,034 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 02:08:01,035 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 02:08:01,036 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 02:08:01,037 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 02:08:01,039 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 02:08:01,040 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 02:08:01,040 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 02:08:01,041 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 02:08:01,045 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 02:08:01,047 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 02:08:01,047 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 02:08:01,048 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 02:08:01,048 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 02:08:01,049 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 02:08:01,052 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 02:08:01,052 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 02:08:01,053 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 02:08:01,053 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 02:08:01,053 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 02:08:01,056 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 02:08:01,058 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 02:08:01,058 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_0e5dbd4b-f3fc-4fdc-9c69-62e45f9678a9/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 02:08:01,075 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 02:08:01,075 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 02:08:01,077 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 02:08:01,077 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 02:08:01,077 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 02:08:01,077 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 02:08:01,077 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 02:08:01,077 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 02:08:01,078 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 02:08:01,078 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 02:08:01,079 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 02:08:01,079 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 02:08:01,079 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 02:08:01,079 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 02:08:01,079 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 02:08:01,080 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 02:08:01,080 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 02:08:01,080 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 02:08:01,080 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 02:08:01,080 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 02:08:01,081 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 02:08:01,081 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 02:08:01,081 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 02:08:01,081 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 02:08:01,081 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 02:08:01,081 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 02:08:01,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 02:08:01,082 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 02:08:01,082 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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-vcloud-master/worker/run_dir_0e5dbd4b-f3fc-4fdc-9c69-62e45f9678a9/bin/uautomizer 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(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer 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 -> 51c3bbda42df3e7a563a36af727e140b310abe72 [2019-11-20 02:08:01,250 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 02:08:01,264 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 02:08:01,267 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 02:08:01,268 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 02:08:01,269 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 02:08:01,269 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_0e5dbd4b-f3fc-4fdc-9c69-62e45f9678a9/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec4_product09.cil.c [2019-11-20 02:08:01,330 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0e5dbd4b-f3fc-4fdc-9c69-62e45f9678a9/bin/uautomizer/data/4a1c7d6fb/5706e427bd7a4df983522b843e2c4658/FLAG5a7811707 [2019-11-20 02:08:01,794 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 02:08:01,794 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_0e5dbd4b-f3fc-4fdc-9c69-62e45f9678a9/sv-benchmarks/c/product-lines/minepump_spec4_product09.cil.c [2019-11-20 02:08:01,808 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0e5dbd4b-f3fc-4fdc-9c69-62e45f9678a9/bin/uautomizer/data/4a1c7d6fb/5706e427bd7a4df983522b843e2c4658/FLAG5a7811707 [2019-11-20 02:08:02,050 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_0e5dbd4b-f3fc-4fdc-9c69-62e45f9678a9/bin/uautomizer/data/4a1c7d6fb/5706e427bd7a4df983522b843e2c4658 [2019-11-20 02:08:02,052 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 02:08:02,053 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 02:08:02,054 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 02:08:02,054 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 02:08:02,060 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 02:08:02,061 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 02:08:02" (1/1) ... [2019-11-20 02:08:02,062 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62179902 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:08:02, skipping insertion in model container [2019-11-20 02:08:02,063 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 02:08:02" (1/1) ... [2019-11-20 02:08:02,069 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 02:08:02,109 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 02:08:02,424 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 02:08:02,435 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 02:08:02,523 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 02:08:02,564 INFO L192 MainTranslator]: Completed translation [2019-11-20 02:08:02,564 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:08:02 WrapperNode [2019-11-20 02:08:02,565 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 02:08:02,566 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 02:08:02,566 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 02:08:02,566 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 02:08:02,574 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:08:02" (1/1) ... [2019-11-20 02:08:02,603 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:08:02" (1/1) ... [2019-11-20 02:08:02,637 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 02:08:02,638 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 02:08:02,638 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 02:08:02,638 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 02:08:02,647 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:08:02" (1/1) ... [2019-11-20 02:08:02,647 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:08:02" (1/1) ... [2019-11-20 02:08:02,650 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:08:02" (1/1) ... [2019-11-20 02:08:02,651 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:08:02" (1/1) ... [2019-11-20 02:08:02,658 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:08:02" (1/1) ... [2019-11-20 02:08:02,663 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:08:02" (1/1) ... [2019-11-20 02:08:02,666 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:08:02" (1/1) ... [2019-11-20 02:08:02,669 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 02:08:02,670 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 02:08:02,670 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 02:08:02,670 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 02:08:02,671 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:08:02" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0e5dbd4b-f3fc-4fdc-9c69-62e45f9678a9/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 02:08:02,779 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 02:08:02,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 02:08:02,780 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 02:08:02,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 02:08:03,476 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 02:08:03,477 INFO L285 CfgBuilder]: Removed 66 assume(true) statements. [2019-11-20 02:08:03,478 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 02:08:03 BoogieIcfgContainer [2019-11-20 02:08:03,478 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 02:08:03,479 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 02:08:03,479 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 02:08:03,482 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 02:08:03,482 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 02:08:02" (1/3) ... [2019-11-20 02:08:03,483 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52e5d3f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 02:08:03, skipping insertion in model container [2019-11-20 02:08:03,484 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:08:02" (2/3) ... [2019-11-20 02:08:03,489 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52e5d3f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 02:08:03, skipping insertion in model container [2019-11-20 02:08:03,490 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 02:08:03" (3/3) ... [2019-11-20 02:08:03,491 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product09.cil.c [2019-11-20 02:08:03,500 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 02:08:03,512 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-20 02:08:03,522 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-20 02:08:03,555 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 02:08:03,555 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 02:08:03,555 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 02:08:03,556 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 02:08:03,557 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 02:08:03,557 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 02:08:03,557 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 02:08:03,558 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 02:08:03,571 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states. [2019-11-20 02:08:03,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-20 02:08:03,577 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 02:08:03,578 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 02:08:03,578 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 02:08:03,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:08:03,583 INFO L82 PathProgramCache]: Analyzing trace with hash 881855315, now seen corresponding path program 1 times [2019-11-20 02:08:03,591 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 02:08:03,591 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1187875694] [2019-11-20 02:08:03,591 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 02:08:03,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:08:03,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:08:03,807 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1187875694] [2019-11-20 02:08:03,808 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 02:08:03,808 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-20 02:08:03,809 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [951238357] [2019-11-20 02:08:03,813 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-20 02:08:03,813 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 02:08:03,824 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-20 02:08:03,824 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-20 02:08:03,826 INFO L87 Difference]: Start difference. First operand 57 states. Second operand 2 states. [2019-11-20 02:08:03,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 02:08:03,844 INFO L93 Difference]: Finished difference Result 108 states and 161 transitions. [2019-11-20 02:08:03,844 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-20 02:08:03,846 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-11-20 02:08:03,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 02:08:03,855 INFO L225 Difference]: With dead ends: 108 [2019-11-20 02:08:03,855 INFO L226 Difference]: Without dead ends: 53 [2019-11-20 02:08:03,858 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-20 02:08:03,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2019-11-20 02:08:03,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2019-11-20 02:08:03,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2019-11-20 02:08:03,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 72 transitions. [2019-11-20 02:08:03,894 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 72 transitions. Word has length 16 [2019-11-20 02:08:03,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 02:08:03,894 INFO L462 AbstractCegarLoop]: Abstraction has 53 states and 72 transitions. [2019-11-20 02:08:03,894 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-20 02:08:03,894 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2019-11-20 02:08:03,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-20 02:08:03,895 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 02:08:03,895 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 02:08:03,896 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 02:08:03,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:08:03,896 INFO L82 PathProgramCache]: Analyzing trace with hash 1127498704, now seen corresponding path program 1 times [2019-11-20 02:08:03,896 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 02:08:03,897 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1660914438] [2019-11-20 02:08:03,897 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 02:08:03,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:08:03,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:08:03,993 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1660914438] [2019-11-20 02:08:03,993 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 02:08:03,994 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 02:08:03,994 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1633130950] [2019-11-20 02:08:03,995 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 02:08:03,995 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 02:08:03,996 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 02:08:03,996 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 02:08:03,996 INFO L87 Difference]: Start difference. First operand 53 states and 72 transitions. Second operand 3 states. [2019-11-20 02:08:04,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 02:08:04,007 INFO L93 Difference]: Finished difference Result 53 states and 72 transitions. [2019-11-20 02:08:04,009 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 02:08:04,009 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-11-20 02:08:04,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 02:08:04,010 INFO L225 Difference]: With dead ends: 53 [2019-11-20 02:08:04,010 INFO L226 Difference]: Without dead ends: 27 [2019-11-20 02:08:04,016 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 02:08:04,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2019-11-20 02:08:04,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2019-11-20 02:08:04,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2019-11-20 02:08:04,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 37 transitions. [2019-11-20 02:08:04,020 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 37 transitions. Word has length 17 [2019-11-20 02:08:04,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 02:08:04,020 INFO L462 AbstractCegarLoop]: Abstraction has 27 states and 37 transitions. [2019-11-20 02:08:04,021 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 02:08:04,021 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2019-11-20 02:08:04,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-20 02:08:04,021 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 02:08:04,022 INFO L410 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] [2019-11-20 02:08:04,022 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 02:08:04,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:08:04,022 INFO L82 PathProgramCache]: Analyzing trace with hash -357317040, now seen corresponding path program 1 times [2019-11-20 02:08:04,023 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 02:08:04,023 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1041933008] [2019-11-20 02:08:04,023 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 02:08:04,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:08:04,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:08:04,185 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1041933008] [2019-11-20 02:08:04,185 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 02:08:04,186 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-20 02:08:04,186 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1722355195] [2019-11-20 02:08:04,186 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-20 02:08:04,187 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 02:08:04,187 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-20 02:08:04,187 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-20 02:08:04,187 INFO L87 Difference]: Start difference. First operand 27 states and 37 transitions. Second operand 6 states. [2019-11-20 02:08:04,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 02:08:04,474 INFO L93 Difference]: Finished difference Result 142 states and 221 transitions. [2019-11-20 02:08:04,474 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-11-20 02:08:04,474 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2019-11-20 02:08:04,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 02:08:04,477 INFO L225 Difference]: With dead ends: 142 [2019-11-20 02:08:04,478 INFO L226 Difference]: Without dead ends: 121 [2019-11-20 02:08:04,479 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=52, Invalid=104, Unknown=0, NotChecked=0, Total=156 [2019-11-20 02:08:04,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2019-11-20 02:08:04,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 60. [2019-11-20 02:08:04,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2019-11-20 02:08:04,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 86 transitions. [2019-11-20 02:08:04,510 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 86 transitions. Word has length 22 [2019-11-20 02:08:04,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 02:08:04,511 INFO L462 AbstractCegarLoop]: Abstraction has 60 states and 86 transitions. [2019-11-20 02:08:04,512 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-20 02:08:04,512 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 86 transitions. [2019-11-20 02:08:04,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-20 02:08:04,514 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 02:08:04,514 INFO L410 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] [2019-11-20 02:08:04,515 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 02:08:04,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:08:04,515 INFO L82 PathProgramCache]: Analyzing trace with hash 1660275790, now seen corresponding path program 1 times [2019-11-20 02:08:04,515 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 02:08:04,516 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1115168414] [2019-11-20 02:08:04,516 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 02:08:04,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:08:04,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:08:04,755 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1115168414] [2019-11-20 02:08:04,755 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 02:08:04,756 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 02:08:04,756 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761968751] [2019-11-20 02:08:04,756 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-20 02:08:04,756 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 02:08:04,757 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-20 02:08:04,757 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-20 02:08:04,757 INFO L87 Difference]: Start difference. First operand 60 states and 86 transitions. Second operand 5 states. [2019-11-20 02:08:04,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 02:08:04,866 INFO L93 Difference]: Finished difference Result 163 states and 243 transitions. [2019-11-20 02:08:04,868 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-20 02:08:04,869 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2019-11-20 02:08:04,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 02:08:04,869 INFO L225 Difference]: With dead ends: 163 [2019-11-20 02:08:04,869 INFO L226 Difference]: Without dead ends: 0 [2019-11-20 02:08:04,871 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-11-20 02:08:04,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-20 02:08:04,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-20 02:08:04,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-20 02:08:04,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-20 02:08:04,872 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 23 [2019-11-20 02:08:04,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 02:08:04,873 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 02:08:04,873 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-20 02:08:04,873 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-20 02:08:04,873 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 02:08:04,878 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-20 02:08:05,035 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 410) no Hoare annotation was computed. [2019-11-20 02:08:05,036 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-20 02:08:05,036 INFO L444 ceAbstractionStarter]: For program point L466(lines 466 470) no Hoare annotation was computed. [2019-11-20 02:08:05,036 INFO L440 ceAbstractionStarter]: At program point L748(lines 1 855) the Hoare annotation is: (and (= ~waterLevel~0 ~systemActive~0) (not (= 0 ~waterLevel~0)) (= ~pumpRunning~0 0)) [2019-11-20 02:08:05,036 INFO L440 ceAbstractionStarter]: At program point L682(lines 677 685) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 02:08:05,036 INFO L440 ceAbstractionStarter]: At program point L682-1(lines 677 685) the Hoare annotation is: false [2019-11-20 02:08:05,037 INFO L440 ceAbstractionStarter]: At program point L682-2(lines 677 685) the Hoare annotation is: false [2019-11-20 02:08:05,037 INFO L444 ceAbstractionStarter]: For program point L550(lines 550 556) no Hoare annotation was computed. [2019-11-20 02:08:05,037 INFO L440 ceAbstractionStarter]: At program point L550-1(lines 550 556) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 02:08:05,037 INFO L440 ceAbstractionStarter]: At program point L586(lines 539 587) the Hoare annotation is: false [2019-11-20 02:08:05,037 INFO L444 ceAbstractionStarter]: For program point L454(lines 454 458) no Hoare annotation was computed. [2019-11-20 02:08:05,037 INFO L444 ceAbstractionStarter]: For program point L454-3(lines 454 458) no Hoare annotation was computed. [2019-11-20 02:08:05,037 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-20 02:08:05,038 INFO L444 ceAbstractionStarter]: For program point L454-6(lines 454 458) no Hoare annotation was computed. [2019-11-20 02:08:05,038 INFO L444 ceAbstractionStarter]: For program point L570(lines 570 581) no Hoare annotation was computed. [2019-11-20 02:08:05,038 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 410) no Hoare annotation was computed. [2019-11-20 02:08:05,038 INFO L447 ceAbstractionStarter]: At program point L852(lines 833 855) the Hoare annotation is: true [2019-11-20 02:08:05,038 INFO L440 ceAbstractionStarter]: At program point L605(lines 604 623) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 02:08:05,038 INFO L444 ceAbstractionStarter]: For program point L605-1(lines 605 611) no Hoare annotation was computed. [2019-11-20 02:08:05,039 INFO L440 ceAbstractionStarter]: At program point L605-2(lines 604 623) the Hoare annotation is: false [2019-11-20 02:08:05,039 INFO L440 ceAbstractionStarter]: At program point L605-3(lines 604 623) the Hoare annotation is: false [2019-11-20 02:08:05,039 INFO L440 ceAbstractionStarter]: At program point L820(lines 816 822) the Hoare annotation is: (and (= ~waterLevel~0 ~systemActive~0) (not (= 0 ~waterLevel~0)) (= ~pumpRunning~0 0)) [2019-11-20 02:08:05,039 INFO L440 ceAbstractionStarter]: At program point L523(lines 518 526) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 02:08:05,039 INFO L440 ceAbstractionStarter]: At program point L523-1(lines 518 526) the Hoare annotation is: false [2019-11-20 02:08:05,039 INFO L440 ceAbstractionStarter]: At program point L523-2(lines 518 526) the Hoare annotation is: false [2019-11-20 02:08:05,040 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-20 02:08:05,040 INFO L444 ceAbstractionStarter]: For program point L425(lines 425 438) no Hoare annotation was computed. [2019-11-20 02:08:05,040 INFO L440 ceAbstractionStarter]: At program point L425-1(lines 1 855) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 02:08:05,040 INFO L444 ceAbstractionStarter]: For program point L425-2(lines 425 438) no Hoare annotation was computed. [2019-11-20 02:08:05,040 INFO L440 ceAbstractionStarter]: At program point L425-3(lines 1 855) the Hoare annotation is: false [2019-11-20 02:08:05,040 INFO L444 ceAbstractionStarter]: For program point L425-4(lines 425 438) no Hoare annotation was computed. [2019-11-20 02:08:05,041 INFO L440 ceAbstractionStarter]: At program point L425-5(lines 1 855) the Hoare annotation is: false [2019-11-20 02:08:05,041 INFO L440 ceAbstractionStarter]: At program point L772-2(lines 772 786) the Hoare annotation is: false [2019-11-20 02:08:05,041 INFO L444 ceAbstractionStarter]: For program point L541(lines 540 585) no Hoare annotation was computed. [2019-11-20 02:08:05,041 INFO L440 ceAbstractionStarter]: At program point L756(lines 751 759) the Hoare annotation is: (and (= ~waterLevel~0 ~systemActive~0) (not (= 0 ~waterLevel~0)) (= ~pumpRunning~0 0)) [2019-11-20 02:08:05,041 INFO L444 ceAbstractionStarter]: For program point L773(line 773) no Hoare annotation was computed. [2019-11-20 02:08:05,041 INFO L444 ceAbstractionStarter]: For program point L542(lines 542 546) no Hoare annotation was computed. [2019-11-20 02:08:05,041 INFO L444 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2019-11-20 02:08:05,042 INFO L444 ceAbstractionStarter]: For program point L410-1(line 410) no Hoare annotation was computed. [2019-11-20 02:08:05,042 INFO L444 ceAbstractionStarter]: For program point L410-2(line 410) no Hoare annotation was computed. [2019-11-20 02:08:05,042 INFO L444 ceAbstractionStarter]: For program point L576(lines 576 580) no Hoare annotation was computed. [2019-11-20 02:08:05,042 INFO L444 ceAbstractionStarter]: For program point L576-2(lines 605 611) no Hoare annotation was computed. [2019-11-20 02:08:05,042 INFO L444 ceAbstractionStarter]: For program point L560(lines 560 566) no Hoare annotation was computed. [2019-11-20 02:08:05,042 INFO L440 ceAbstractionStarter]: At program point L560-1(lines 560 566) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 02:08:05,043 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-20 02:08:05,043 INFO L444 ceAbstractionStarter]: For program point L478(lines 478 482) no Hoare annotation was computed. [2019-11-20 02:08:05,043 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 410) no Hoare annotation was computed. [2019-11-20 02:08:05,043 INFO L444 ceAbstractionStarter]: For program point L429(lines 429 435) no Hoare annotation was computed. [2019-11-20 02:08:05,043 INFO L444 ceAbstractionStarter]: For program point L429-2(lines 429 435) no Hoare annotation was computed. [2019-11-20 02:08:05,043 INFO L444 ceAbstractionStarter]: For program point L429-4(lines 429 435) no Hoare annotation was computed. [2019-11-20 02:08:05,043 INFO L444 ceAbstractionStarter]: For program point L776(lines 776 780) no Hoare annotation was computed. [2019-11-20 02:08:05,044 INFO L444 ceAbstractionStarter]: For program point L776-1(lines 605 611) no Hoare annotation was computed. [2019-11-20 02:08:05,044 INFO L444 ceAbstractionStarter]: For program point L843(lines 843 850) no Hoare annotation was computed. [2019-11-20 02:08:05,044 INFO L447 ceAbstractionStarter]: At program point L843-1(lines 843 850) the Hoare annotation is: true [2019-11-20 02:08:05,044 INFO L440 ceAbstractionStarter]: At program point L612(lines 612 618) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 02:08:05,044 INFO L440 ceAbstractionStarter]: At program point L612-1(lines 612 618) the Hoare annotation is: false [2019-11-20 02:08:05,044 INFO L440 ceAbstractionStarter]: At program point L612-2(lines 612 618) the Hoare annotation is: false [2019-11-20 02:08:05,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 02:08:05 BoogieIcfgContainer [2019-11-20 02:08:05,061 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 02:08:05,062 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 02:08:05,062 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 02:08:05,062 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 02:08:05,063 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 02:08:03" (3/4) ... [2019-11-20 02:08:05,066 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 02:08:05,081 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-20 02:08:05,081 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-11-20 02:08:05,082 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-11-20 02:08:05,083 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-20 02:08:05,083 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-20 02:08:05,084 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-20 02:08:05,114 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 0 && pumpRunning == 0) && 0 == splverifierCounter [2019-11-20 02:08:05,169 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_0e5dbd4b-f3fc-4fdc-9c69-62e45f9678a9/bin/uautomizer/witness.graphml [2019-11-20 02:08:05,169 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 02:08:05,171 INFO L168 Benchmark]: Toolchain (without parser) took 3117.72 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 235.9 MB). Free memory was 944.7 MB in the beginning and 1.0 GB in the end (delta: -84.2 MB). Peak memory consumption was 151.7 MB. Max. memory is 11.5 GB. [2019-11-20 02:08:05,172 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 02:08:05,173 INFO L168 Benchmark]: CACSL2BoogieTranslator took 511.81 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 235.9 MB). Free memory was 944.7 MB in the beginning and 1.2 GB in the end (delta: -271.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. [2019-11-20 02:08:05,173 INFO L168 Benchmark]: Boogie Procedure Inliner took 71.79 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 02:08:05,173 INFO L168 Benchmark]: Boogie Preprocessor took 31.75 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 02:08:05,174 INFO L168 Benchmark]: RCFGBuilder took 808.50 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 66.1 MB). Peak memory consumption was 66.1 MB. Max. memory is 11.5 GB. [2019-11-20 02:08:05,174 INFO L168 Benchmark]: TraceAbstraction took 1582.52 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 111.0 MB). Peak memory consumption was 111.0 MB. Max. memory is 11.5 GB. [2019-11-20 02:08:05,175 INFO L168 Benchmark]: Witness Printer took 107.45 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 11.5 GB. [2019-11-20 02:08:05,177 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 511.81 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 235.9 MB). Free memory was 944.7 MB in the beginning and 1.2 GB in the end (delta: -271.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 71.79 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 31.75 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 808.50 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 66.1 MB). Peak memory consumption was 66.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1582.52 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 111.0 MB). Peak memory consumption was 111.0 MB. Max. memory is 11.5 GB. * Witness Printer took 107.45 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 410]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 410]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 410]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 612]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 612]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 612]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (waterLevel == systemActive && !(0 == waterLevel)) && pumpRunning == 0 - InvariantResult [Line: 518]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 843]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 539]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 518]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 677]: Loop Invariant Derived loop invariant: (\result == 0 && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 751]: Loop Invariant Derived loop invariant: (waterLevel == systemActive && !(0 == waterLevel)) && pumpRunning == 0 - InvariantResult [Line: 816]: Loop Invariant Derived loop invariant: (waterLevel == systemActive && !(0 == waterLevel)) && pumpRunning == 0 - InvariantResult [Line: 833]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 677]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 518]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 677]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 604]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 604]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 550]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 604]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 560]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 57 locations, 3 error locations. Result: SAFE, OverallTime: 1.4s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, HoareTripleCheckerStatistics: 213 SDtfs, 279 SDslu, 308 SDs, 0 SdLazy, 86 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=60occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 61 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 24 LocationsWithAnnotation, 24 PreInvPairs, 66 NumberOfFragments, 99 HoareAnnotationTreeSize, 24 FomulaSimplifications, 1205 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 24 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 78 NumberOfCodeBlocks, 78 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 74 ConstructedInterpolants, 0 QuantifiedInterpolants, 3213 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...