./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product07.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_44de15a0-3a78-49c8-9e58-012380a3270f/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_44de15a0-3a78-49c8-9e58-012380a3270f/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_44de15a0-3a78-49c8-9e58-012380a3270f/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_44de15a0-3a78-49c8-9e58-012380a3270f/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product07.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_44de15a0-3a78-49c8-9e58-012380a3270f/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_44de15a0-3a78-49c8-9e58-012380a3270f/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 c39001161d93972d05784cb6dbc5024ef34abe15 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 02:49:32,998 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 02:49:33,000 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 02:49:33,015 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 02:49:33,016 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 02:49:33,017 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 02:49:33,019 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 02:49:33,028 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 02:49:33,034 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 02:49:33,038 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 02:49:33,040 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 02:49:33,041 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 02:49:33,042 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 02:49:33,044 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 02:49:33,045 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 02:49:33,046 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 02:49:33,047 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 02:49:33,048 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 02:49:33,050 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 02:49:33,054 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 02:49:33,058 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 02:49:33,061 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 02:49:33,064 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 02:49:33,065 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 02:49:33,068 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 02:49:33,068 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 02:49:33,069 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 02:49:33,070 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 02:49:33,071 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 02:49:33,071 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 02:49:33,072 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 02:49:33,072 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 02:49:33,073 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 02:49:33,074 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 02:49:33,075 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 02:49:33,075 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 02:49:33,076 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 02:49:33,076 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 02:49:33,076 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 02:49:33,077 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 02:49:33,079 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 02:49:33,079 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_44de15a0-3a78-49c8-9e58-012380a3270f/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 02:49:33,092 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 02:49:33,092 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 02:49:33,093 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 02:49:33,094 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 02:49:33,094 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 02:49:33,094 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 02:49:33,094 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 02:49:33,094 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 02:49:33,095 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 02:49:33,095 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 02:49:33,095 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 02:49:33,095 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 02:49:33,095 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 02:49:33,096 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 02:49:33,096 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 02:49:33,096 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 02:49:33,096 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 02:49:33,096 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 02:49:33,097 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 02:49:33,097 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 02:49:33,097 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 02:49:33,097 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 02:49:33,098 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 02:49:33,098 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 02:49:33,098 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 02:49:33,098 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 02:49:33,098 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 02:49:33,099 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 02:49:33,099 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_44de15a0-3a78-49c8-9e58-012380a3270f/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 -> c39001161d93972d05784cb6dbc5024ef34abe15 [2019-11-20 02:49:33,249 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 02:49:33,261 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 02:49:33,265 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 02:49:33,266 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 02:49:33,266 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 02:49:33,267 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_44de15a0-3a78-49c8-9e58-012380a3270f/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product07.cil.c [2019-11-20 02:49:33,324 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_44de15a0-3a78-49c8-9e58-012380a3270f/bin/uautomizer/data/fbc125edc/64771d5525504089b6391366cdf6e77a/FLAGbb5c7c74d [2019-11-20 02:49:33,771 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 02:49:33,773 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_44de15a0-3a78-49c8-9e58-012380a3270f/sv-benchmarks/c/product-lines/minepump_spec2_product07.cil.c [2019-11-20 02:49:33,791 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_44de15a0-3a78-49c8-9e58-012380a3270f/bin/uautomizer/data/fbc125edc/64771d5525504089b6391366cdf6e77a/FLAGbb5c7c74d [2019-11-20 02:49:34,053 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_44de15a0-3a78-49c8-9e58-012380a3270f/bin/uautomizer/data/fbc125edc/64771d5525504089b6391366cdf6e77a [2019-11-20 02:49:34,056 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 02:49:34,057 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 02:49:34,057 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 02:49:34,058 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 02:49:34,061 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 02:49:34,062 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 02:49:34" (1/1) ... [2019-11-20 02:49:34,064 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31b2c38a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:49:34, skipping insertion in model container [2019-11-20 02:49:34,065 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 02:49:34" (1/1) ... [2019-11-20 02:49:34,072 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 02:49:34,120 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 02:49:34,515 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 02:49:34,526 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 02:49:34,612 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 02:49:34,640 INFO L192 MainTranslator]: Completed translation [2019-11-20 02:49:34,641 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:49:34 WrapperNode [2019-11-20 02:49:34,642 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 02:49:34,642 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 02:49:34,643 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 02:49:34,643 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 02:49:34,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:49:34" (1/1) ... [2019-11-20 02:49:34,677 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:49:34" (1/1) ... [2019-11-20 02:49:34,713 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 02:49:34,721 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 02:49:34,721 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 02:49:34,721 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 02:49:34,730 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:49:34" (1/1) ... [2019-11-20 02:49:34,730 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:49:34" (1/1) ... [2019-11-20 02:49:34,734 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:49:34" (1/1) ... [2019-11-20 02:49:34,734 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:49:34" (1/1) ... [2019-11-20 02:49:34,745 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:49:34" (1/1) ... [2019-11-20 02:49:34,769 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:49:34" (1/1) ... [2019-11-20 02:49:34,771 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:49:34" (1/1) ... [2019-11-20 02:49:34,775 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 02:49:34,775 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 02:49:34,775 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 02:49:34,775 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 02:49:34,776 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:49:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_44de15a0-3a78-49c8-9e58-012380a3270f/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 02:49:34,843 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 02:49:34,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 02:49:34,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 02:49:34,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 02:49:35,613 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 02:49:35,614 INFO L285 CfgBuilder]: Removed 102 assume(true) statements. [2019-11-20 02:49:35,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 02:49:35 BoogieIcfgContainer [2019-11-20 02:49:35,615 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 02:49:35,616 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 02:49:35,616 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 02:49:35,619 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 02:49:35,619 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 02:49:34" (1/3) ... [2019-11-20 02:49:35,622 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ff6ca8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 02:49:35, skipping insertion in model container [2019-11-20 02:49:35,622 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:49:34" (2/3) ... [2019-11-20 02:49:35,623 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ff6ca8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 02:49:35, skipping insertion in model container [2019-11-20 02:49:35,623 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 02:49:35" (3/3) ... [2019-11-20 02:49:35,624 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product07.cil.c [2019-11-20 02:49:35,633 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 02:49:35,639 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-20 02:49:35,646 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-20 02:49:35,673 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 02:49:35,673 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 02:49:35,674 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 02:49:35,674 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 02:49:35,675 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 02:49:35,676 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 02:49:35,676 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 02:49:35,676 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 02:49:35,696 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states. [2019-11-20 02:49:35,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-20 02:49:35,703 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 02:49:35,704 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 02:49:35,705 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 02:49:35,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:49:35,710 INFO L82 PathProgramCache]: Analyzing trace with hash 1574942692, now seen corresponding path program 1 times [2019-11-20 02:49:35,717 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 02:49:35,717 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [38347237] [2019-11-20 02:49:35,718 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 02:49:35,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:49:35,987 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 02:49:35,987 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [38347237] [2019-11-20 02:49:35,988 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 02:49:35,988 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-20 02:49:35,989 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1234782842] [2019-11-20 02:49:35,993 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-20 02:49:35,993 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 02:49:36,003 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-20 02:49:36,004 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-20 02:49:36,006 INFO L87 Difference]: Start difference. First operand 75 states. Second operand 2 states. [2019-11-20 02:49:36,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 02:49:36,032 INFO L93 Difference]: Finished difference Result 143 states and 216 transitions. [2019-11-20 02:49:36,032 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-20 02:49:36,034 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-11-20 02:49:36,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 02:49:36,044 INFO L225 Difference]: With dead ends: 143 [2019-11-20 02:49:36,044 INFO L226 Difference]: Without dead ends: 71 [2019-11-20 02:49:36,047 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 02:49:36,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2019-11-20 02:49:36,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2019-11-20 02:49:36,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2019-11-20 02:49:36,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 100 transitions. [2019-11-20 02:49:36,085 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 100 transitions. Word has length 18 [2019-11-20 02:49:36,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 02:49:36,086 INFO L462 AbstractCegarLoop]: Abstraction has 71 states and 100 transitions. [2019-11-20 02:49:36,086 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-20 02:49:36,086 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 100 transitions. [2019-11-20 02:49:36,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-20 02:49:36,087 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 02:49:36,087 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 02:49:36,087 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 02:49:36,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:49:36,088 INFO L82 PathProgramCache]: Analyzing trace with hash -562353309, now seen corresponding path program 1 times [2019-11-20 02:49:36,088 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 02:49:36,088 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1361897026] [2019-11-20 02:49:36,088 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 02:49:36,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:49:36,170 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 02:49:36,170 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1361897026] [2019-11-20 02:49:36,170 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 02:49:36,170 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 02:49:36,171 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1458629847] [2019-11-20 02:49:36,172 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 02:49:36,172 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 02:49:36,173 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 02:49:36,173 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 02:49:36,173 INFO L87 Difference]: Start difference. First operand 71 states and 100 transitions. Second operand 3 states. [2019-11-20 02:49:36,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 02:49:36,182 INFO L93 Difference]: Finished difference Result 71 states and 100 transitions. [2019-11-20 02:49:36,183 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 02:49:36,183 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2019-11-20 02:49:36,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 02:49:36,184 INFO L225 Difference]: With dead ends: 71 [2019-11-20 02:49:36,184 INFO L226 Difference]: Without dead ends: 35 [2019-11-20 02:49:36,185 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 02:49:36,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2019-11-20 02:49:36,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2019-11-20 02:49:36,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2019-11-20 02:49:36,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 49 transitions. [2019-11-20 02:49:36,190 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 49 transitions. Word has length 19 [2019-11-20 02:49:36,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 02:49:36,191 INFO L462 AbstractCegarLoop]: Abstraction has 35 states and 49 transitions. [2019-11-20 02:49:36,191 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 02:49:36,191 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2019-11-20 02:49:36,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 02:49:36,192 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 02:49:36,192 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, 1] [2019-11-20 02:49:36,192 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 02:49:36,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:49:36,193 INFO L82 PathProgramCache]: Analyzing trace with hash 369120319, now seen corresponding path program 1 times [2019-11-20 02:49:36,193 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 02:49:36,193 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [331522553] [2019-11-20 02:49:36,193 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 02:49:36,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:49:36,294 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 02:49:36,295 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [331522553] [2019-11-20 02:49:36,295 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 02:49:36,295 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-20 02:49:36,295 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2140224408] [2019-11-20 02:49:36,296 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-20 02:49:36,296 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 02:49:36,296 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-20 02:49:36,296 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-11-20 02:49:36,296 INFO L87 Difference]: Start difference. First operand 35 states and 49 transitions. Second operand 6 states. [2019-11-20 02:49:36,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 02:49:36,449 INFO L93 Difference]: Finished difference Result 115 states and 169 transitions. [2019-11-20 02:49:36,449 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-20 02:49:36,449 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2019-11-20 02:49:36,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 02:49:36,451 INFO L225 Difference]: With dead ends: 115 [2019-11-20 02:49:36,451 INFO L226 Difference]: Without dead ends: 87 [2019-11-20 02:49:36,452 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-11-20 02:49:36,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2019-11-20 02:49:36,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 55. [2019-11-20 02:49:36,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2019-11-20 02:49:36,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 80 transitions. [2019-11-20 02:49:36,471 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 80 transitions. Word has length 24 [2019-11-20 02:49:36,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 02:49:36,472 INFO L462 AbstractCegarLoop]: Abstraction has 55 states and 80 transitions. [2019-11-20 02:49:36,479 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-20 02:49:36,479 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 80 transitions. [2019-11-20 02:49:36,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-20 02:49:36,480 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 02:49:36,480 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, 1, 1] [2019-11-20 02:49:36,481 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 02:49:36,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:49:36,481 INFO L82 PathProgramCache]: Analyzing trace with hash -1510483975, now seen corresponding path program 1 times [2019-11-20 02:49:36,481 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 02:49:36,482 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [854594850] [2019-11-20 02:49:36,482 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 02:49:36,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:49:36,594 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 02:49:36,594 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [854594850] [2019-11-20 02:49:36,594 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 02:49:36,594 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 02:49:36,595 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1267207938] [2019-11-20 02:49:36,595 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-20 02:49:36,595 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 02:49:36,595 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-20 02:49:36,596 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-20 02:49:36,596 INFO L87 Difference]: Start difference. First operand 55 states and 80 transitions. Second operand 5 states. [2019-11-20 02:49:36,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 02:49:36,725 INFO L93 Difference]: Finished difference Result 242 states and 372 transitions. [2019-11-20 02:49:36,725 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-20 02:49:36,725 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2019-11-20 02:49:36,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 02:49:36,729 INFO L225 Difference]: With dead ends: 242 [2019-11-20 02:49:36,729 INFO L226 Difference]: Without dead ends: 194 [2019-11-20 02:49:36,730 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-11-20 02:49:36,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2019-11-20 02:49:36,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 95. [2019-11-20 02:49:36,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2019-11-20 02:49:36,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 138 transitions. [2019-11-20 02:49:36,758 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 138 transitions. Word has length 25 [2019-11-20 02:49:36,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 02:49:36,759 INFO L462 AbstractCegarLoop]: Abstraction has 95 states and 138 transitions. [2019-11-20 02:49:36,759 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-20 02:49:36,759 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 138 transitions. [2019-11-20 02:49:36,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-20 02:49:36,762 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 02:49:36,762 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, 1, 1, 1] [2019-11-20 02:49:36,762 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 02:49:36,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:49:36,763 INFO L82 PathProgramCache]: Analyzing trace with hash -1404713871, now seen corresponding path program 1 times [2019-11-20 02:49:36,763 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 02:49:36,763 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [337583377] [2019-11-20 02:49:36,763 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 02:49:36,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:49:36,863 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 02:49:36,864 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [337583377] [2019-11-20 02:49:36,864 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 02:49:36,864 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 02:49:36,864 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1723171865] [2019-11-20 02:49:36,865 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-20 02:49:36,865 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 02:49:36,865 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-20 02:49:36,866 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-20 02:49:36,866 INFO L87 Difference]: Start difference. First operand 95 states and 138 transitions. Second operand 5 states. [2019-11-20 02:49:36,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 02:49:36,950 INFO L93 Difference]: Finished difference Result 285 states and 424 transitions. [2019-11-20 02:49:36,950 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-20 02:49:36,951 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2019-11-20 02:49:36,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 02:49:36,951 INFO L225 Difference]: With dead ends: 285 [2019-11-20 02:49:36,951 INFO L226 Difference]: Without dead ends: 0 [2019-11-20 02:49:36,953 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-11-20 02:49:36,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-20 02:49:36,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-20 02:49:36,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-20 02:49:36,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-20 02:49:36,954 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2019-11-20 02:49:36,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 02:49:36,954 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 02:49:36,954 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-20 02:49:36,955 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-20 02:49:36,955 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 02:49:36,959 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-20 02:49:37,261 INFO L440 ceAbstractionStarter]: At program point L382(lines 377 385) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-20 02:49:37,261 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 391) no Hoare annotation was computed. [2019-11-20 02:49:37,262 INFO L444 ceAbstractionStarter]: For program point L52(lines 52 56) no Hoare annotation was computed. [2019-11-20 02:49:37,262 INFO L444 ceAbstractionStarter]: For program point L52-3(lines 52 56) no Hoare annotation was computed. [2019-11-20 02:49:37,262 INFO L444 ceAbstractionStarter]: For program point L52-6(lines 52 56) no Hoare annotation was computed. [2019-11-20 02:49:37,262 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-20 02:49:37,262 INFO L444 ceAbstractionStarter]: For program point L846(lines 846 853) no Hoare annotation was computed. [2019-11-20 02:49:37,262 INFO L447 ceAbstractionStarter]: At program point L846-1(lines 846 853) the Hoare annotation is: true [2019-11-20 02:49:37,263 INFO L444 ceAbstractionStarter]: For program point L302(lines 302 308) no Hoare annotation was computed. [2019-11-20 02:49:37,263 INFO L440 ceAbstractionStarter]: At program point L302-1(lines 302 308) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 02:49:37,263 INFO L444 ceAbstractionStarter]: For program point L269(lines 269 275) no Hoare annotation was computed. [2019-11-20 02:49:37,263 INFO L440 ceAbstractionStarter]: At program point L269-1(lines 269 275) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 02:49:37,263 INFO L444 ceAbstractionStarter]: For program point L881(lines 881 891) no Hoare annotation was computed. [2019-11-20 02:49:37,264 INFO L444 ceAbstractionStarter]: For program point L881-2(lines 881 891) no Hoare annotation was computed. [2019-11-20 02:49:37,264 INFO L444 ceAbstractionStarter]: For program point L881-4(lines 881 891) no Hoare annotation was computed. [2019-11-20 02:49:37,264 INFO L440 ceAbstractionStarter]: At program point L89(lines 84 92) the Hoare annotation is: false [2019-11-20 02:49:37,264 INFO L440 ceAbstractionStarter]: At program point L89-1(lines 84 92) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 02:49:37,264 INFO L440 ceAbstractionStarter]: At program point L89-2(lines 84 92) the Hoare annotation is: false [2019-11-20 02:49:37,264 INFO L440 ceAbstractionStarter]: At program point L89-3(lines 84 92) the Hoare annotation is: false [2019-11-20 02:49:37,265 INFO L440 ceAbstractionStarter]: At program point L89-4(lines 84 92) the Hoare annotation is: false [2019-11-20 02:49:37,265 INFO L440 ceAbstractionStarter]: At program point L89-5(lines 84 92) the Hoare annotation is: false [2019-11-20 02:49:37,265 INFO L444 ceAbstractionStarter]: For program point L882(lines 882 888) no Hoare annotation was computed. [2019-11-20 02:49:37,265 INFO L444 ceAbstractionStarter]: For program point L882-2(lines 882 888) no Hoare annotation was computed. [2019-11-20 02:49:37,265 INFO L444 ceAbstractionStarter]: For program point L882-4(lines 882 888) no Hoare annotation was computed. [2019-11-20 02:49:37,265 INFO L444 ceAbstractionStarter]: For program point L172(lines 172 189) no Hoare annotation was computed. [2019-11-20 02:49:37,266 INFO L444 ceAbstractionStarter]: For program point L172-1(lines 172 189) no Hoare annotation was computed. [2019-11-20 02:49:37,266 INFO L444 ceAbstractionStarter]: For program point L172-2(lines 172 189) no Hoare annotation was computed. [2019-11-20 02:49:37,266 INFO L440 ceAbstractionStarter]: At program point L866(lines 861 868) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ULTIMATE.start_main_~tmp~5 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-20 02:49:37,266 INFO L440 ceAbstractionStarter]: At program point L140(lines 139 158) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 02:49:37,266 INFO L444 ceAbstractionStarter]: For program point L140-1(lines 140 146) no Hoare annotation was computed. [2019-11-20 02:49:37,267 INFO L440 ceAbstractionStarter]: At program point L140-2(lines 139 158) the Hoare annotation is: false [2019-11-20 02:49:37,267 INFO L440 ceAbstractionStarter]: At program point L140-3(lines 139 158) the Hoare annotation is: false [2019-11-20 02:49:37,267 INFO L444 ceAbstractionStarter]: For program point L322(lines 322 335) no Hoare annotation was computed. [2019-11-20 02:49:37,267 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-20 02:49:37,267 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 391) no Hoare annotation was computed. [2019-11-20 02:49:37,267 INFO L440 ceAbstractionStarter]: At program point L340(lines 291 341) the Hoare annotation is: false [2019-11-20 02:49:37,268 INFO L444 ceAbstractionStarter]: For program point L76(lines 76 80) no Hoare annotation was computed. [2019-11-20 02:49:37,268 INFO L440 ceAbstractionStarter]: At program point L225(lines 220 228) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 02:49:37,268 INFO L440 ceAbstractionStarter]: At program point L225-1(lines 220 228) the Hoare annotation is: false [2019-11-20 02:49:37,268 INFO L440 ceAbstractionStarter]: At program point L225-2(lines 220 228) the Hoare annotation is: false [2019-11-20 02:49:37,268 INFO L440 ceAbstractionStarter]: At program point L374(lines 1 897) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-20 02:49:37,268 INFO L444 ceAbstractionStarter]: For program point L176(lines 176 184) no Hoare annotation was computed. [2019-11-20 02:49:37,269 INFO L444 ceAbstractionStarter]: For program point L176-1(lines 176 184) no Hoare annotation was computed. [2019-11-20 02:49:37,269 INFO L444 ceAbstractionStarter]: For program point L176-2(lines 176 184) no Hoare annotation was computed. [2019-11-20 02:49:37,269 INFO L444 ceAbstractionStarter]: For program point L391(line 391) no Hoare annotation was computed. [2019-11-20 02:49:37,271 INFO L444 ceAbstractionStarter]: For program point L391-1(line 391) no Hoare annotation was computed. [2019-11-20 02:49:37,271 INFO L444 ceAbstractionStarter]: For program point L391-2(line 391) no Hoare annotation was computed. [2019-11-20 02:49:37,271 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-20 02:49:37,272 INFO L440 ceAbstractionStarter]: At program point L821(lines 817 823) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ULTIMATE.start_main_~tmp~5 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-20 02:49:37,272 INFO L444 ceAbstractionStarter]: For program point L293(lines 292 339) no Hoare annotation was computed. [2019-11-20 02:49:37,274 INFO L447 ceAbstractionStarter]: At program point L855(lines 836 858) the Hoare annotation is: true [2019-11-20 02:49:37,274 INFO L444 ceAbstractionStarter]: For program point L294(lines 294 298) no Hoare annotation was computed. [2019-11-20 02:49:37,274 INFO L440 ceAbstractionStarter]: At program point L773-2(lines 773 787) the Hoare annotation is: false [2019-11-20 02:49:37,274 INFO L444 ceAbstractionStarter]: For program point L328(lines 328 334) no Hoare annotation was computed. [2019-11-20 02:49:37,275 INFO L440 ceAbstractionStarter]: At program point L328-1(lines 140 146) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 02:49:37,275 INFO L444 ceAbstractionStarter]: For program point L774(line 774) no Hoare annotation was computed. [2019-11-20 02:49:37,275 INFO L444 ceAbstractionStarter]: For program point L64(lines 64 68) no Hoare annotation was computed. [2019-11-20 02:49:37,275 INFO L444 ceAbstractionStarter]: For program point L312(lines 312 318) no Hoare annotation was computed. [2019-11-20 02:49:37,276 INFO L440 ceAbstractionStarter]: At program point L312-1(lines 312 318) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 02:49:37,276 INFO L440 ceAbstractionStarter]: At program point L147(lines 147 153) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 02:49:37,276 INFO L440 ceAbstractionStarter]: At program point L147-1(lines 147 153) the Hoare annotation is: false [2019-11-20 02:49:37,277 INFO L440 ceAbstractionStarter]: At program point L147-2(lines 147 153) the Hoare annotation is: false [2019-11-20 02:49:37,277 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-20 02:49:37,277 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 391) no Hoare annotation was computed. [2019-11-20 02:49:37,277 INFO L444 ceAbstractionStarter]: For program point L777(lines 777 781) no Hoare annotation was computed. [2019-11-20 02:49:37,278 INFO L444 ceAbstractionStarter]: For program point L777-1(lines 140 146) no Hoare annotation was computed. [2019-11-20 02:49:37,279 INFO L440 ceAbstractionStarter]: At program point L216(lines 209 219) the Hoare annotation is: false [2019-11-20 02:49:37,279 INFO L440 ceAbstractionStarter]: At program point L216-1(lines 209 219) the Hoare annotation is: false [2019-11-20 02:49:37,279 INFO L440 ceAbstractionStarter]: At program point L216-2(lines 209 219) the Hoare annotation is: false [2019-11-20 02:49:37,279 INFO L444 ceAbstractionStarter]: For program point L877(lines 877 894) no Hoare annotation was computed. [2019-11-20 02:49:37,279 INFO L440 ceAbstractionStarter]: At program point L877-1(lines 1 897) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 02:49:37,280 INFO L444 ceAbstractionStarter]: For program point L877-2(lines 877 894) no Hoare annotation was computed. [2019-11-20 02:49:37,280 INFO L440 ceAbstractionStarter]: At program point L877-3(lines 1 897) the Hoare annotation is: false [2019-11-20 02:49:37,280 INFO L444 ceAbstractionStarter]: For program point L877-4(lines 877 894) no Hoare annotation was computed. [2019-11-20 02:49:37,280 INFO L440 ceAbstractionStarter]: At program point L877-5(lines 1 897) the Hoare annotation is: false [2019-11-20 02:49:37,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 02:49:37 BoogieIcfgContainer [2019-11-20 02:49:37,318 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 02:49:37,319 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 02:49:37,319 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 02:49:37,319 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 02:49:37,320 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 02:49:35" (3/4) ... [2019-11-20 02:49:37,323 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 02:49:37,341 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-20 02:49:37,342 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-11-20 02:49:37,343 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-11-20 02:49:37,343 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-20 02:49:37,344 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-20 02:49:37,345 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-20 02:49:37,376 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && 0 == methaneLevelCritical) && \result == systemActive) && pumpRunning == 0 [2019-11-20 02:49:37,376 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && 0 == methaneLevelCritical) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0 [2019-11-20 02:49:37,376 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && 0 == methaneLevelCritical) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0 [2019-11-20 02:49:37,380 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 0 && pumpRunning == 0) && 0 == splverifierCounter [2019-11-20 02:49:37,441 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_44de15a0-3a78-49c8-9e58-012380a3270f/bin/uautomizer/witness.graphml [2019-11-20 02:49:37,442 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 02:49:37,444 INFO L168 Benchmark]: Toolchain (without parser) took 3386.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 944.7 MB in the beginning and 901.7 MB in the end (delta: 43.1 MB). Peak memory consumption was 178.3 MB. Max. memory is 11.5 GB. [2019-11-20 02:49:37,444 INFO L168 Benchmark]: CDTParser took 0.18 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 02:49:37,444 INFO L168 Benchmark]: CACSL2BoogieTranslator took 584.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -175.2 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. [2019-11-20 02:49:37,445 INFO L168 Benchmark]: Boogie Procedure Inliner took 78.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-20 02:49:37,445 INFO L168 Benchmark]: Boogie Preprocessor took 53.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. [2019-11-20 02:49:37,446 INFO L168 Benchmark]: RCFGBuilder took 840.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 61.7 MB). Peak memory consumption was 61.7 MB. Max. memory is 11.5 GB. [2019-11-20 02:49:37,446 INFO L168 Benchmark]: TraceAbstraction took 1702.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 908.4 MB in the end (delta: 141.4 MB). Peak memory consumption was 141.4 MB. Max. memory is 11.5 GB. [2019-11-20 02:49:37,447 INFO L168 Benchmark]: Witness Printer took 123.12 ms. Allocated memory is still 1.2 GB. Free memory was 908.4 MB in the beginning and 901.7 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-20 02:49:37,449 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 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 584.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -175.2 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 78.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 53.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 840.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 61.7 MB). Peak memory consumption was 61.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1702.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 908.4 MB in the end (delta: 141.4 MB). Peak memory consumption was 141.4 MB. Max. memory is 11.5 GB. * Witness Printer took 123.12 ms. Allocated memory is still 1.2 GB. Free memory was 908.4 MB in the beginning and 901.7 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 391]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 391]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 391]: 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: 773]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 846]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 861]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0 - InvariantResult [Line: 836]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 312]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 291]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 377]: Loop Invariant Derived loop invariant: ((1 == systemActive && 0 == methaneLevelCritical) && \result == systemActive) && pumpRunning == 0 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 817]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 220]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 220]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 220]: Loop Invariant Derived loop invariant: (\result == 0 && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 269]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 75 locations, 3 error locations. Result: SAFE, OverallTime: 1.6s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, HoareTripleCheckerStatistics: 323 SDtfs, 425 SDslu, 540 SDs, 0 SdLazy, 81 SolverSat, 13 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=95occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 131 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 33 LocationsWithAnnotation, 33 PreInvPairs, 119 NumberOfFragments, 141 HoareAnnotationTreeSize, 33 FomulaSimplifications, 4534 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 33 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 112 NumberOfCodeBlocks, 112 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 107 ConstructedInterpolants, 0 QuantifiedInterpolants, 5537 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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...