./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem10_label19.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_1faca76e-c154-487a-b943-6a2106351564/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_1faca76e-c154-487a-b943-6a2106351564/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1faca76e-c154-487a-b943-6a2106351564/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1faca76e-c154-487a-b943-6a2106351564/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label19.c -s /tmp/vcloud-vcloud-master/worker/run_dir_1faca76e-c154-487a-b943-6a2106351564/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1faca76e-c154-487a-b943-6a2106351564/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 6ffc1a2e440f19ab5345a0f41cc091ac897781e0 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-11-15 23:58:59,004 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 23:58:59,005 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 23:58:59,016 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 23:58:59,016 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 23:58:59,017 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 23:58:59,018 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 23:58:59,020 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 23:58:59,022 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 23:58:59,023 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 23:58:59,024 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 23:58:59,025 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 23:58:59,026 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 23:58:59,026 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 23:58:59,027 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 23:58:59,028 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 23:58:59,029 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 23:58:59,030 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 23:58:59,031 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 23:58:59,033 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 23:58:59,035 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 23:58:59,036 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 23:58:59,037 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 23:58:59,038 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 23:58:59,040 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 23:58:59,040 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 23:58:59,040 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 23:58:59,041 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 23:58:59,042 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 23:58:59,043 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 23:58:59,043 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 23:58:59,043 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 23:58:59,044 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 23:58:59,045 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 23:58:59,046 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 23:58:59,046 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 23:58:59,046 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 23:58:59,047 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 23:58:59,047 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 23:58:59,048 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 23:58:59,048 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 23:58:59,049 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1faca76e-c154-487a-b943-6a2106351564/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-15 23:58:59,063 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 23:58:59,063 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 23:58:59,064 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 23:58:59,064 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 23:58:59,065 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 23:58:59,065 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 23:58:59,065 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 23:58:59,065 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-15 23:58:59,066 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 23:58:59,066 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 23:58:59,066 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-15 23:58:59,066 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-15 23:58:59,067 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-15 23:58:59,067 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 23:58:59,067 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 23:58:59,067 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 23:58:59,068 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-15 23:58:59,068 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 23:58:59,068 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 23:58:59,068 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-15 23:58:59,069 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-15 23:58:59,069 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 23:58:59,069 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 23:58:59,069 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-15 23:58:59,070 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-15 23:58:59,070 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-15 23:58:59,070 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-15 23:58:59,070 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-15 23:58:59,071 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_1faca76e-c154-487a-b943-6a2106351564/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 -> 6ffc1a2e440f19ab5345a0f41cc091ac897781e0 [2019-11-15 23:58:59,099 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 23:58:59,110 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 23:58:59,113 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 23:58:59,115 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 23:58:59,115 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 23:58:59,116 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1faca76e-c154-487a-b943-6a2106351564/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem10_label19.c [2019-11-15 23:58:59,170 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1faca76e-c154-487a-b943-6a2106351564/bin/uautomizer/data/57d7b8ae7/7a16101f9c2b40eea986554c20ef414c/FLAGcd8f7dd89 [2019-11-15 23:58:59,720 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 23:58:59,721 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1faca76e-c154-487a-b943-6a2106351564/sv-benchmarks/c/eca-rers2012/Problem10_label19.c [2019-11-15 23:58:59,733 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1faca76e-c154-487a-b943-6a2106351564/bin/uautomizer/data/57d7b8ae7/7a16101f9c2b40eea986554c20ef414c/FLAGcd8f7dd89 [2019-11-15 23:58:59,993 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1faca76e-c154-487a-b943-6a2106351564/bin/uautomizer/data/57d7b8ae7/7a16101f9c2b40eea986554c20ef414c [2019-11-15 23:58:59,995 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 23:58:59,997 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 23:58:59,998 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 23:58:59,998 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 23:59:00,001 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 23:59:00,002 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 11:58:59" (1/1) ... [2019-11-15 23:59:00,005 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c328f5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:59:00, skipping insertion in model container [2019-11-15 23:59:00,005 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 11:58:59" (1/1) ... [2019-11-15 23:59:00,012 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 23:59:00,064 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 23:59:00,472 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 23:59:00,476 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 23:59:00,571 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 23:59:00,591 INFO L192 MainTranslator]: Completed translation [2019-11-15 23:59:00,591 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:59:00 WrapperNode [2019-11-15 23:59:00,591 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 23:59:00,592 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-15 23:59:00,592 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-15 23:59:00,592 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-15 23:59:00,600 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:59:00" (1/1) ... [2019-11-15 23:59:00,617 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:59:00" (1/1) ... [2019-11-15 23:59:00,665 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-15 23:59:00,665 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 23:59:00,665 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 23:59:00,666 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 23:59:00,675 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:59:00" (1/1) ... [2019-11-15 23:59:00,675 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:59:00" (1/1) ... [2019-11-15 23:59:00,680 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:59:00" (1/1) ... [2019-11-15 23:59:00,680 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:59:00" (1/1) ... [2019-11-15 23:59:00,705 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:59:00" (1/1) ... [2019-11-15 23:59:00,715 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:59:00" (1/1) ... [2019-11-15 23:59:00,724 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:59:00" (1/1) ... [2019-11-15 23:59:00,752 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 23:59:00,753 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 23:59:00,753 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 23:59:00,753 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 23:59:00,754 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:59:00" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1faca76e-c154-487a-b943-6a2106351564/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 [2019-11-15 23:59:00,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 23:59:00,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 23:59:02,110 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 23:59:02,110 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-15 23:59:02,111 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:59:02 BoogieIcfgContainer [2019-11-15 23:59:02,111 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 23:59:02,112 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-15 23:59:02,113 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-15 23:59:02,115 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-15 23:59:02,116 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 11:58:59" (1/3) ... [2019-11-15 23:59:02,116 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a80c995 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 11:59:02, skipping insertion in model container [2019-11-15 23:59:02,116 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:59:00" (2/3) ... [2019-11-15 23:59:02,117 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a80c995 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 11:59:02, skipping insertion in model container [2019-11-15 23:59:02,118 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:59:02" (3/3) ... [2019-11-15 23:59:02,122 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem10_label19.c [2019-11-15 23:59:02,132 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-15 23:59:02,141 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-15 23:59:02,152 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-15 23:59:02,198 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-15 23:59:02,198 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-15 23:59:02,198 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-15 23:59:02,199 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 23:59:02,199 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 23:59:02,199 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-15 23:59:02,199 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 23:59:02,199 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-15 23:59:02,219 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states. [2019-11-15 23:59:02,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-15 23:59:02,226 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:59:02,227 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 23:59:02,229 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 23:59:02,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:59:02,235 INFO L82 PathProgramCache]: Analyzing trace with hash -748286455, now seen corresponding path program 1 times [2019-11-15 23:59:02,243 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:59:02,243 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1156641153] [2019-11-15 23:59:02,243 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:59:02,243 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:59:02,243 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:59:02,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:59:02,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 23:59:02,434 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1156641153] [2019-11-15 23:59:02,435 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 23:59:02,435 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-15 23:59:02,436 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [558554237] [2019-11-15 23:59:02,440 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-15 23:59:02,440 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 23:59:02,453 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-15 23:59:02,453 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-15 23:59:02,455 INFO L87 Difference]: Start difference. First operand 206 states. Second operand 4 states. [2019-11-15 23:59:03,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:59:03,952 INFO L93 Difference]: Finished difference Result 709 states and 1261 transitions. [2019-11-15 23:59:03,952 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-15 23:59:03,953 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 29 [2019-11-15 23:59:03,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 23:59:03,969 INFO L225 Difference]: With dead ends: 709 [2019-11-15 23:59:03,969 INFO L226 Difference]: Without dead ends: 421 [2019-11-15 23:59:03,973 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-15 23:59:03,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 421 states. [2019-11-15 23:59:04,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 421 to 282. [2019-11-15 23:59:04,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2019-11-15 23:59:04,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 432 transitions. [2019-11-15 23:59:04,058 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 432 transitions. Word has length 29 [2019-11-15 23:59:04,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 23:59:04,063 INFO L462 AbstractCegarLoop]: Abstraction has 282 states and 432 transitions. [2019-11-15 23:59:04,063 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-15 23:59:04,063 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 432 transitions. [2019-11-15 23:59:04,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-11-15 23:59:04,067 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:59:04,067 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 23:59:04,067 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 23:59:04,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:59:04,068 INFO L82 PathProgramCache]: Analyzing trace with hash 114583996, now seen corresponding path program 1 times [2019-11-15 23:59:04,068 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:59:04,068 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1580710179] [2019-11-15 23:59:04,068 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:59:04,069 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:59:04,069 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:59:04,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:59:04,521 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 17 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-15 23:59:04,522 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1580710179] [2019-11-15 23:59:04,522 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1067811483] [2019-11-15 23:59:04,522 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1faca76e-c154-487a-b943-6a2106351564/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-15 23:59:04,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:59:04,583 INFO L256 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-15 23:59:04,598 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 23:59:04,646 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 23:59:04,646 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-15 23:59:04,647 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 8 [2019-11-15 23:59:04,647 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1574978140] [2019-11-15 23:59:04,649 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-15 23:59:04,650 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 23:59:04,650 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-15 23:59:04,650 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2019-11-15 23:59:04,651 INFO L87 Difference]: Start difference. First operand 282 states and 432 transitions. Second operand 3 states. [2019-11-15 23:59:05,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:59:05,211 INFO L93 Difference]: Finished difference Result 840 states and 1291 transitions. [2019-11-15 23:59:05,212 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 23:59:05,212 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 95 [2019-11-15 23:59:05,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 23:59:05,216 INFO L225 Difference]: With dead ends: 840 [2019-11-15 23:59:05,216 INFO L226 Difference]: Without dead ends: 560 [2019-11-15 23:59:05,218 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2019-11-15 23:59:05,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 560 states. [2019-11-15 23:59:05,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 560 to 560. [2019-11-15 23:59:05,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 560 states. [2019-11-15 23:59:05,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 560 states and 770 transitions. [2019-11-15 23:59:05,248 INFO L78 Accepts]: Start accepts. Automaton has 560 states and 770 transitions. Word has length 95 [2019-11-15 23:59:05,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 23:59:05,249 INFO L462 AbstractCegarLoop]: Abstraction has 560 states and 770 transitions. [2019-11-15 23:59:05,249 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-15 23:59:05,249 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 770 transitions. [2019-11-15 23:59:05,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-11-15 23:59:05,253 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:59:05,253 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 23:59:05,461 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-15 23:59:05,462 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 23:59:05,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:59:05,462 INFO L82 PathProgramCache]: Analyzing trace with hash -2129686411, now seen corresponding path program 1 times [2019-11-15 23:59:05,462 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:59:05,463 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869436515] [2019-11-15 23:59:05,463 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:59:05,463 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:59:05,463 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:59:05,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:59:05,609 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 23:59:05,609 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [869436515] [2019-11-15 23:59:05,609 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 23:59:05,610 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-15 23:59:05,610 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456702160] [2019-11-15 23:59:05,610 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-15 23:59:05,611 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 23:59:05,611 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-15 23:59:05,611 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-15 23:59:05,611 INFO L87 Difference]: Start difference. First operand 560 states and 770 transitions. Second operand 4 states. [2019-11-15 23:59:06,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:59:06,376 INFO L93 Difference]: Finished difference Result 1396 states and 1967 transitions. [2019-11-15 23:59:06,376 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-15 23:59:06,376 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 106 [2019-11-15 23:59:06,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 23:59:06,381 INFO L225 Difference]: With dead ends: 1396 [2019-11-15 23:59:06,382 INFO L226 Difference]: Without dead ends: 838 [2019-11-15 23:59:06,383 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-15 23:59:06,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 838 states. [2019-11-15 23:59:06,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 838 to 838. [2019-11-15 23:59:06,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 838 states. [2019-11-15 23:59:06,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 838 states and 1089 transitions. [2019-11-15 23:59:06,407 INFO L78 Accepts]: Start accepts. Automaton has 838 states and 1089 transitions. Word has length 106 [2019-11-15 23:59:06,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 23:59:06,408 INFO L462 AbstractCegarLoop]: Abstraction has 838 states and 1089 transitions. [2019-11-15 23:59:06,408 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-15 23:59:06,408 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1089 transitions. [2019-11-15 23:59:06,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2019-11-15 23:59:06,414 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:59:06,414 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 23:59:06,415 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 23:59:06,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:59:06,415 INFO L82 PathProgramCache]: Analyzing trace with hash 1871671058, now seen corresponding path program 1 times [2019-11-15 23:59:06,415 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:59:06,415 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [363621909] [2019-11-15 23:59:06,416 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:59:06,416 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:59:06,416 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:59:06,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:59:06,572 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 23:59:06,573 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [363621909] [2019-11-15 23:59:06,574 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 23:59:06,574 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-15 23:59:06,575 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [297769683] [2019-11-15 23:59:06,577 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-15 23:59:06,577 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 23:59:06,578 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-15 23:59:06,578 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-15 23:59:06,578 INFO L87 Difference]: Start difference. First operand 838 states and 1089 transitions. Second operand 4 states. [2019-11-15 23:59:07,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:59:07,537 INFO L93 Difference]: Finished difference Result 2925 states and 3795 transitions. [2019-11-15 23:59:07,538 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-15 23:59:07,538 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 156 [2019-11-15 23:59:07,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 23:59:07,556 INFO L225 Difference]: With dead ends: 2925 [2019-11-15 23:59:07,556 INFO L226 Difference]: Without dead ends: 2089 [2019-11-15 23:59:07,558 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-15 23:59:07,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2089 states. [2019-11-15 23:59:07,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2089 to 1116. [2019-11-15 23:59:07,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1116 states. [2019-11-15 23:59:07,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 1116 states and 1408 transitions. [2019-11-15 23:59:07,597 INFO L78 Accepts]: Start accepts. Automaton has 1116 states and 1408 transitions. Word has length 156 [2019-11-15 23:59:07,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 23:59:07,598 INFO L462 AbstractCegarLoop]: Abstraction has 1116 states and 1408 transitions. [2019-11-15 23:59:07,599 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-15 23:59:07,599 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1408 transitions. [2019-11-15 23:59:07,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-15 23:59:07,602 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:59:07,602 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 23:59:07,603 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 23:59:07,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:59:07,603 INFO L82 PathProgramCache]: Analyzing trace with hash 21899406, now seen corresponding path program 1 times [2019-11-15 23:59:07,603 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:59:07,604 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1438983069] [2019-11-15 23:59:07,604 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:59:07,604 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:59:07,605 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:59:07,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:59:07,756 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 23:59:07,757 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1438983069] [2019-11-15 23:59:07,757 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 23:59:07,759 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-15 23:59:07,759 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [648131710] [2019-11-15 23:59:07,760 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-15 23:59:07,761 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 23:59:07,761 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-15 23:59:07,761 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-15 23:59:07,761 INFO L87 Difference]: Start difference. First operand 1116 states and 1408 transitions. Second operand 5 states. [2019-11-15 23:59:09,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:59:09,196 INFO L93 Difference]: Finished difference Result 2925 states and 3679 transitions. [2019-11-15 23:59:09,197 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-15 23:59:09,197 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 181 [2019-11-15 23:59:09,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 23:59:09,206 INFO L225 Difference]: With dead ends: 2925 [2019-11-15 23:59:09,207 INFO L226 Difference]: Without dead ends: 1116 [2019-11-15 23:59:09,210 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-15 23:59:09,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1116 states. [2019-11-15 23:59:09,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1116 to 1116. [2019-11-15 23:59:09,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1116 states. [2019-11-15 23:59:09,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 1116 states and 1246 transitions. [2019-11-15 23:59:09,244 INFO L78 Accepts]: Start accepts. Automaton has 1116 states and 1246 transitions. Word has length 181 [2019-11-15 23:59:09,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 23:59:09,244 INFO L462 AbstractCegarLoop]: Abstraction has 1116 states and 1246 transitions. [2019-11-15 23:59:09,245 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-15 23:59:09,245 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1246 transitions. [2019-11-15 23:59:09,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2019-11-15 23:59:09,248 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:59:09,249 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 23:59:09,251 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 23:59:09,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:59:09,252 INFO L82 PathProgramCache]: Analyzing trace with hash 207197748, now seen corresponding path program 1 times [2019-11-15 23:59:09,252 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:59:09,252 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1712763903] [2019-11-15 23:59:09,252 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:59:09,253 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:59:09,253 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:59:09,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:59:09,481 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2019-11-15 23:59:09,481 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1712763903] [2019-11-15 23:59:09,481 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 23:59:09,481 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-15 23:59:09,482 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2099594570] [2019-11-15 23:59:09,482 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-15 23:59:09,482 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 23:59:09,483 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-15 23:59:09,483 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-15 23:59:09,483 INFO L87 Difference]: Start difference. First operand 1116 states and 1246 transitions. Second operand 4 states. [2019-11-15 23:59:10,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:59:10,135 INFO L93 Difference]: Finished difference Result 1116 states and 1246 transitions. [2019-11-15 23:59:10,135 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-15 23:59:10,135 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 217 [2019-11-15 23:59:10,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 23:59:10,136 INFO L225 Difference]: With dead ends: 1116 [2019-11-15 23:59:10,136 INFO L226 Difference]: Without dead ends: 0 [2019-11-15 23:59:10,138 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-15 23:59:10,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-15 23:59:10,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-15 23:59:10,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-15 23:59:10,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-15 23:59:10,139 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 217 [2019-11-15 23:59:10,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 23:59:10,139 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-15 23:59:10,144 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-15 23:59:10,144 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-15 23:59:10,144 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-15 23:59:10,149 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-15 23:59:10,376 INFO L443 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2019-11-15 23:59:10,376 INFO L443 ceAbstractionStarter]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,376 INFO L443 ceAbstractionStarter]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,376 INFO L443 ceAbstractionStarter]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,376 INFO L443 ceAbstractionStarter]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,376 INFO L443 ceAbstractionStarter]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,376 INFO L443 ceAbstractionStarter]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,376 INFO L443 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2019-11-15 23:59:10,376 INFO L443 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2019-11-15 23:59:10,376 INFO L443 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2019-11-15 23:59:10,376 INFO L443 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2019-11-15 23:59:10,377 INFO L443 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2019-11-15 23:59:10,377 INFO L443 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2019-11-15 23:59:10,377 INFO L443 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2019-11-15 23:59:10,377 INFO L443 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2019-11-15 23:59:10,377 INFO L443 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2019-11-15 23:59:10,377 INFO L443 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2019-11-15 23:59:10,377 INFO L443 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2019-11-15 23:59:10,377 INFO L443 ceAbstractionStarter]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,377 INFO L443 ceAbstractionStarter]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,377 INFO L443 ceAbstractionStarter]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,377 INFO L443 ceAbstractionStarter]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,377 INFO L443 ceAbstractionStarter]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,377 INFO L443 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2019-11-15 23:59:10,378 INFO L443 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2019-11-15 23:59:10,378 INFO L443 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2019-11-15 23:59:10,378 INFO L443 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2019-11-15 23:59:10,378 INFO L443 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2019-11-15 23:59:10,378 INFO L443 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2019-11-15 23:59:10,378 INFO L443 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2019-11-15 23:59:10,378 INFO L443 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2019-11-15 23:59:10,378 INFO L443 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2019-11-15 23:59:10,378 INFO L443 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2019-11-15 23:59:10,378 INFO L443 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2019-11-15 23:59:10,378 INFO L443 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2019-11-15 23:59:10,378 INFO L443 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2019-11-15 23:59:10,378 INFO L443 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2019-11-15 23:59:10,379 INFO L443 ceAbstractionStarter]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,379 INFO L443 ceAbstractionStarter]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,379 INFO L443 ceAbstractionStarter]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,379 INFO L443 ceAbstractionStarter]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,379 INFO L443 ceAbstractionStarter]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,379 INFO L443 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2019-11-15 23:59:10,379 INFO L443 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2019-11-15 23:59:10,379 INFO L443 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2019-11-15 23:59:10,379 INFO L443 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2019-11-15 23:59:10,379 INFO L443 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2019-11-15 23:59:10,379 INFO L443 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2019-11-15 23:59:10,380 INFO L439 ceAbstractionStarter]: At program point L573(lines 20 574) the Hoare annotation is: (or (<= 2 ~a10~0) (<= 10 ~a19~0) (or (< 0 (+ ~a1~0 13)) (= 9 ~a19~0)) (and (not (= ~a19~0 7)) (= ~a10~0 0))) [2019-11-15 23:59:10,380 INFO L443 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2019-11-15 23:59:10,380 INFO L443 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2019-11-15 23:59:10,380 INFO L443 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2019-11-15 23:59:10,380 INFO L443 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2019-11-15 23:59:10,381 INFO L443 ceAbstractionStarter]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,381 INFO L443 ceAbstractionStarter]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,381 INFO L443 ceAbstractionStarter]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,381 INFO L443 ceAbstractionStarter]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,381 INFO L443 ceAbstractionStarter]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,381 INFO L443 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2019-11-15 23:59:10,381 INFO L443 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2019-11-15 23:59:10,381 INFO L443 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2019-11-15 23:59:10,381 INFO L443 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2019-11-15 23:59:10,382 INFO L443 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2019-11-15 23:59:10,382 INFO L443 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2019-11-15 23:59:10,382 INFO L443 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2019-11-15 23:59:10,382 INFO L443 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2019-11-15 23:59:10,382 INFO L443 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2019-11-15 23:59:10,382 INFO L443 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2019-11-15 23:59:10,382 INFO L446 ceAbstractionStarter]: At program point L576(lines 576 592) the Hoare annotation is: true [2019-11-15 23:59:10,382 INFO L443 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2019-11-15 23:59:10,382 INFO L443 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2019-11-15 23:59:10,383 INFO L443 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2019-11-15 23:59:10,383 INFO L443 ceAbstractionStarter]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,383 INFO L443 ceAbstractionStarter]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,383 INFO L443 ceAbstractionStarter]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,383 INFO L443 ceAbstractionStarter]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,383 INFO L443 ceAbstractionStarter]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,383 INFO L443 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2019-11-15 23:59:10,383 INFO L443 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2019-11-15 23:59:10,383 INFO L443 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2019-11-15 23:59:10,384 INFO L443 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2019-11-15 23:59:10,384 INFO L443 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2019-11-15 23:59:10,384 INFO L443 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2019-11-15 23:59:10,384 INFO L443 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2019-11-15 23:59:10,384 INFO L443 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2019-11-15 23:59:10,384 INFO L443 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2019-11-15 23:59:10,384 INFO L443 ceAbstractionStarter]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,384 INFO L443 ceAbstractionStarter]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,384 INFO L443 ceAbstractionStarter]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,384 INFO L443 ceAbstractionStarter]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,385 INFO L443 ceAbstractionStarter]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,385 INFO L443 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2019-11-15 23:59:10,385 INFO L443 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2019-11-15 23:59:10,385 INFO L443 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2019-11-15 23:59:10,385 INFO L443 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2019-11-15 23:59:10,385 INFO L443 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2019-11-15 23:59:10,385 INFO L443 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2019-11-15 23:59:10,385 INFO L443 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2019-11-15 23:59:10,385 INFO L443 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2019-11-15 23:59:10,386 INFO L443 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2019-11-15 23:59:10,386 INFO L443 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2019-11-15 23:59:10,386 INFO L443 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2019-11-15 23:59:10,386 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-15 23:59:10,386 INFO L443 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2019-11-15 23:59:10,386 INFO L439 ceAbstractionStarter]: At program point L582-2(lines 582 591) the Hoare annotation is: (or (<= 2 ~a10~0) (<= 10 ~a19~0) (or (< 0 (+ ~a1~0 13)) (= 9 ~a19~0)) (and (not (= ~a19~0 7)) (= ~a10~0 0))) [2019-11-15 23:59:10,386 INFO L443 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2019-11-15 23:59:10,386 INFO L443 ceAbstractionStarter]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,386 INFO L443 ceAbstractionStarter]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,387 INFO L443 ceAbstractionStarter]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,387 INFO L443 ceAbstractionStarter]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,387 INFO L443 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2019-11-15 23:59:10,387 INFO L443 ceAbstractionStarter]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,387 INFO L443 ceAbstractionStarter]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,387 INFO L443 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2019-11-15 23:59:10,387 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2019-11-15 23:59:10,387 INFO L443 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2019-11-15 23:59:10,387 INFO L443 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2019-11-15 23:59:10,387 INFO L443 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2019-11-15 23:59:10,388 INFO L443 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2019-11-15 23:59:10,388 INFO L443 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2019-11-15 23:59:10,388 INFO L443 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2019-11-15 23:59:10,388 INFO L443 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2019-11-15 23:59:10,388 INFO L443 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2019-11-15 23:59:10,388 INFO L443 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2019-11-15 23:59:10,388 INFO L443 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2019-11-15 23:59:10,388 INFO L443 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2019-11-15 23:59:10,388 INFO L443 ceAbstractionStarter]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,389 INFO L443 ceAbstractionStarter]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,389 INFO L443 ceAbstractionStarter]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,389 INFO L443 ceAbstractionStarter]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,389 INFO L443 ceAbstractionStarter]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,389 INFO L443 ceAbstractionStarter]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,389 INFO L443 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2019-11-15 23:59:10,389 INFO L443 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2019-11-15 23:59:10,389 INFO L443 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2019-11-15 23:59:10,389 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-15 23:59:10,389 INFO L443 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2019-11-15 23:59:10,390 INFO L443 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2019-11-15 23:59:10,390 INFO L443 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2019-11-15 23:59:10,390 INFO L443 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2019-11-15 23:59:10,390 INFO L443 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2019-11-15 23:59:10,390 INFO L443 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2019-11-15 23:59:10,390 INFO L443 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2019-11-15 23:59:10,390 INFO L443 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2019-11-15 23:59:10,390 INFO L443 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2019-11-15 23:59:10,390 INFO L443 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2019-11-15 23:59:10,390 INFO L443 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2019-11-15 23:59:10,391 INFO L443 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2019-11-15 23:59:10,391 INFO L443 ceAbstractionStarter]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,391 INFO L443 ceAbstractionStarter]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,391 INFO L443 ceAbstractionStarter]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,391 INFO L443 ceAbstractionStarter]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,391 INFO L443 ceAbstractionStarter]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,391 INFO L443 ceAbstractionStarter]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,391 INFO L443 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2019-11-15 23:59:10,391 INFO L443 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2019-11-15 23:59:10,391 INFO L443 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2019-11-15 23:59:10,392 INFO L443 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2019-11-15 23:59:10,392 INFO L443 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2019-11-15 23:59:10,392 INFO L443 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2019-11-15 23:59:10,392 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-15 23:59:10,392 INFO L443 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2019-11-15 23:59:10,392 INFO L443 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2019-11-15 23:59:10,392 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 91) no Hoare annotation was computed. [2019-11-15 23:59:10,392 INFO L443 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2019-11-15 23:59:10,393 INFO L443 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2019-11-15 23:59:10,393 INFO L443 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2019-11-15 23:59:10,393 INFO L443 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2019-11-15 23:59:10,393 INFO L443 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2019-11-15 23:59:10,393 INFO L443 ceAbstractionStarter]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,393 INFO L443 ceAbstractionStarter]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,393 INFO L443 ceAbstractionStarter]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,393 INFO L443 ceAbstractionStarter]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,393 INFO L443 ceAbstractionStarter]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,393 INFO L443 ceAbstractionStarter]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,394 INFO L443 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2019-11-15 23:59:10,394 INFO L443 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2019-11-15 23:59:10,394 INFO L443 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2019-11-15 23:59:10,394 INFO L443 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2019-11-15 23:59:10,394 INFO L443 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2019-11-15 23:59:10,394 INFO L443 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2019-11-15 23:59:10,394 INFO L443 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2019-11-15 23:59:10,394 INFO L443 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2019-11-15 23:59:10,394 INFO L443 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2019-11-15 23:59:10,394 INFO L443 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2019-11-15 23:59:10,395 INFO L443 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2019-11-15 23:59:10,395 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-15 23:59:10,395 INFO L443 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2019-11-15 23:59:10,395 INFO L443 ceAbstractionStarter]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,395 INFO L443 ceAbstractionStarter]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,395 INFO L443 ceAbstractionStarter]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,395 INFO L443 ceAbstractionStarter]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,395 INFO L443 ceAbstractionStarter]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,395 INFO L443 ceAbstractionStarter]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2019-11-15 23:59:10,396 INFO L443 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2019-11-15 23:59:10,396 INFO L443 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2019-11-15 23:59:10,396 INFO L443 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2019-11-15 23:59:10,396 INFO L443 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2019-11-15 23:59:10,396 INFO L443 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2019-11-15 23:59:10,396 INFO L443 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2019-11-15 23:59:10,396 INFO L443 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2019-11-15 23:59:10,396 INFO L443 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2019-11-15 23:59:10,396 INFO L443 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2019-11-15 23:59:10,397 INFO L443 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2019-11-15 23:59:10,397 INFO L443 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2019-11-15 23:59:10,397 INFO L443 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2019-11-15 23:59:10,413 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.11 11:59:10 BoogieIcfgContainer [2019-11-15 23:59:10,414 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-15 23:59:10,414 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-15 23:59:10,414 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-15 23:59:10,414 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-15 23:59:10,415 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:59:02" (3/4) ... [2019-11-15 23:59:10,419 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-15 23:59:10,440 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-15 23:59:10,441 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-15 23:59:10,667 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_1faca76e-c154-487a-b943-6a2106351564/bin/uautomizer/witness.graphml [2019-11-15 23:59:10,667 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-15 23:59:10,669 INFO L168 Benchmark]: Toolchain (without parser) took 10671.82 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 262.7 MB). Free memory was 940.7 MB in the beginning and 1.0 GB in the end (delta: -93.0 MB). Peak memory consumption was 169.6 MB. Max. memory is 11.5 GB. [2019-11-15 23:59:10,670 INFO L168 Benchmark]: CDTParser took 0.21 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. [2019-11-15 23:59:10,670 INFO L168 Benchmark]: CACSL2BoogieTranslator took 594.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -168.1 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. [2019-11-15 23:59:10,671 INFO L168 Benchmark]: Boogie Procedure Inliner took 73.06 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: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. [2019-11-15 23:59:10,671 INFO L168 Benchmark]: Boogie Preprocessor took 87.35 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-15 23:59:10,673 INFO L168 Benchmark]: RCFGBuilder took 1358.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 983.0 MB in the end (delta: 108.3 MB). Peak memory consumption was 108.3 MB. Max. memory is 11.5 GB. [2019-11-15 23:59:10,673 INFO L168 Benchmark]: TraceAbstraction took 8301.32 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 132.1 MB). Free memory was 983.0 MB in the beginning and 1.1 GB in the end (delta: -70.0 MB). Peak memory consumption was 62.1 MB. Max. memory is 11.5 GB. [2019-11-15 23:59:10,674 INFO L168 Benchmark]: Witness Printer took 252.81 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 19.3 MB). Peak memory consumption was 19.3 MB. Max. memory is 11.5 GB. [2019-11-15 23:59:10,676 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 594.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -168.1 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 73.06 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: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 87.35 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1358.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 983.0 MB in the end (delta: 108.3 MB). Peak memory consumption was 108.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 8301.32 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 132.1 MB). Free memory was 983.0 MB in the beginning and 1.1 GB in the end (delta: -70.0 MB). Peak memory consumption was 62.1 MB. Max. memory is 11.5 GB. * Witness Printer took 252.81 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 19.3 MB). Peak memory consumption was 19.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 91]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: ((2 <= a10 || 10 <= a19) || 0 < a1 + 13 || 9 == a19) || (!(a19 == 7) && a10 == 0) - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: ((2 <= a10 || 10 <= a19) || 0 < a1 + 13 || 9 == a19) || (!(a19 == 7) && a10 == 0) - InvariantResult [Line: 576]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 206 locations, 1 error locations. Result: SAFE, OverallTime: 8.2s, OverallIterations: 6, TraceHistogramMax: 3, AutomataDifference: 5.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 513 SDtfs, 1620 SDslu, 61 SDs, 0 SdLazy, 3741 SolverSat, 733 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 121 GetRequests, 102 SyntacticMatches, 2 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1116occurred 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: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 1112 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 32 NumberOfFragments, 49 HoareAnnotationTreeSize, 3 FomulaSimplifications, 602 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 304 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 879 NumberOfCodeBlocks, 879 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 872 ConstructedInterpolants, 0 QuantifiedInterpolants, 325331 SizeOfPredicates, 1 NumberOfNonLiveVariables, 158 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 7 InterpolantComputations, 6 PerfectInterpolantSequences, 352/360 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...