./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem10_label27.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_1cf064bf-4272-4730-b600-cccf512d24e7/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_1cf064bf-4272-4730-b600-cccf512d24e7/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1cf064bf-4272-4730-b600-cccf512d24e7/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1cf064bf-4272-4730-b600-cccf512d24e7/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label27.c -s /tmp/vcloud-vcloud-master/worker/run_dir_1cf064bf-4272-4730-b600-cccf512d24e7/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1cf064bf-4272-4730-b600-cccf512d24e7/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 da926431bbc0b86d3a4186d79a03e568e3df4dd8 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-25 08:55:36,895 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 08:55:36,897 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 08:55:36,912 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 08:55:36,912 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 08:55:36,913 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 08:55:36,915 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 08:55:36,923 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 08:55:36,927 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 08:55:36,931 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 08:55:36,932 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 08:55:36,933 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 08:55:36,934 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 08:55:36,936 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 08:55:36,937 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 08:55:36,938 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 08:55:36,939 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 08:55:36,940 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 08:55:36,942 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 08:55:36,946 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 08:55:36,949 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 08:55:36,952 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 08:55:36,953 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 08:55:36,954 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 08:55:36,956 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 08:55:36,956 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 08:55:36,956 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 08:55:36,958 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 08:55:36,958 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 08:55:36,959 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 08:55:36,959 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 08:55:36,960 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 08:55:36,961 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 08:55:36,961 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 08:55:36,962 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 08:55:36,962 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 08:55:36,963 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 08:55:36,963 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 08:55:36,963 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 08:55:36,964 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 08:55:36,965 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 08:55:36,966 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1cf064bf-4272-4730-b600-cccf512d24e7/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 08:55:36,989 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 08:55:36,998 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 08:55:36,999 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 08:55:37,000 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 08:55:37,000 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 08:55:37,000 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 08:55:37,000 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 08:55:37,001 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 08:55:37,001 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 08:55:37,001 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 08:55:37,001 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 08:55:37,001 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 08:55:37,003 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 08:55:37,003 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 08:55:37,003 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 08:55:37,003 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 08:55:37,003 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 08:55:37,004 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 08:55:37,004 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 08:55:37,004 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 08:55:37,004 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 08:55:37,005 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 08:55:37,005 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 08:55:37,005 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 08:55:37,005 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 08:55:37,006 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 08:55:37,006 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 08:55:37,006 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 08:55:37,006 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_1cf064bf-4272-4730-b600-cccf512d24e7/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 -> da926431bbc0b86d3a4186d79a03e568e3df4dd8 [2019-11-25 08:55:37,168 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 08:55:37,183 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 08:55:37,186 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 08:55:37,187 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 08:55:37,187 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 08:55:37,188 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1cf064bf-4272-4730-b600-cccf512d24e7/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem10_label27.c [2019-11-25 08:55:37,243 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1cf064bf-4272-4730-b600-cccf512d24e7/bin/uautomizer/data/2dd7af3a5/c41309281e284f38ba082921a3471b46/FLAG78b30cbb8 [2019-11-25 08:55:37,739 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 08:55:37,740 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1cf064bf-4272-4730-b600-cccf512d24e7/sv-benchmarks/c/eca-rers2012/Problem10_label27.c [2019-11-25 08:55:37,749 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1cf064bf-4272-4730-b600-cccf512d24e7/bin/uautomizer/data/2dd7af3a5/c41309281e284f38ba082921a3471b46/FLAG78b30cbb8 [2019-11-25 08:55:38,035 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1cf064bf-4272-4730-b600-cccf512d24e7/bin/uautomizer/data/2dd7af3a5/c41309281e284f38ba082921a3471b46 [2019-11-25 08:55:38,037 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 08:55:38,038 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-25 08:55:38,039 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 08:55:38,039 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 08:55:38,044 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 08:55:38,045 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:55:38" (1/1) ... [2019-11-25 08:55:38,046 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@133f4d56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:55:38, skipping insertion in model container [2019-11-25 08:55:38,047 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:55:38" (1/1) ... [2019-11-25 08:55:38,054 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 08:55:38,097 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-25 08:55:38,567 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:55:38,574 INFO L201 MainTranslator]: Completed pre-run [2019-11-25 08:55:38,715 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:55:38,733 INFO L205 MainTranslator]: Completed translation [2019-11-25 08:55:38,733 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:55:38 WrapperNode [2019-11-25 08:55:38,733 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 08:55:38,734 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 08:55:38,735 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 08:55:38,735 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 08:55:38,744 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:55:38" (1/1) ... [2019-11-25 08:55:38,765 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:55:38" (1/1) ... [2019-11-25 08:55:38,827 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 08:55:38,832 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 08:55:38,832 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 08:55:38,832 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 08:55:38,839 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:55:38" (1/1) ... [2019-11-25 08:55:38,839 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:55:38" (1/1) ... [2019-11-25 08:55:38,843 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:55:38" (1/1) ... [2019-11-25 08:55:38,844 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:55:38" (1/1) ... [2019-11-25 08:55:38,871 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:55:38" (1/1) ... [2019-11-25 08:55:38,880 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:55:38" (1/1) ... [2019-11-25 08:55:38,889 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:55:38" (1/1) ... [2019-11-25 08:55:38,899 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 08:55:38,900 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-25 08:55:38,900 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-25 08:55:38,900 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-25 08:55:38,901 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:55:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1cf064bf-4272-4730-b600-cccf512d24e7/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 [2019-11-25 08:55:38,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-25 08:55:38,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-25 08:55:40,266 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-25 08:55:40,266 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-25 08:55:40,267 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:55:40 BoogieIcfgContainer [2019-11-25 08:55:40,268 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-25 08:55:40,268 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-25 08:55:40,269 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-25 08:55:40,271 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-25 08:55:40,271 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 08:55:38" (1/3) ... [2019-11-25 08:55:40,274 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bb93118 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:55:40, skipping insertion in model container [2019-11-25 08:55:40,274 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:55:38" (2/3) ... [2019-11-25 08:55:40,275 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bb93118 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:55:40, skipping insertion in model container [2019-11-25 08:55:40,275 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:55:40" (3/3) ... [2019-11-25 08:55:40,277 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem10_label27.c [2019-11-25 08:55:40,285 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-25 08:55:40,293 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-25 08:55:40,303 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-25 08:55:40,336 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-25 08:55:40,337 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-25 08:55:40,337 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-25 08:55:40,337 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-25 08:55:40,337 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-25 08:55:40,337 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-25 08:55:40,338 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-25 08:55:40,338 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-25 08:55:40,355 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states. [2019-11-25 08:55:40,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-25 08:55:40,362 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:55:40,362 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, 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] [2019-11-25 08:55:40,363 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:55:40,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:55:40,367 INFO L82 PathProgramCache]: Analyzing trace with hash -634083006, now seen corresponding path program 1 times [2019-11-25 08:55:40,375 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:55:40,375 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1296291693] [2019-11-25 08:55:40,376 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:55:40,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:55:40,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:55:40,972 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1296291693] [2019-11-25 08:55:40,973 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:55:40,974 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-25 08:55:40,975 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [231907225] [2019-11-25 08:55:40,982 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-25 08:55:40,982 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:55:40,995 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-25 08:55:40,995 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-11-25 08:55:40,997 INFO L87 Difference]: Start difference. First operand 206 states. Second operand 7 states. [2019-11-25 08:55:43,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:55:43,700 INFO L93 Difference]: Finished difference Result 982 states and 1810 transitions. [2019-11-25 08:55:43,701 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-25 08:55:43,702 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 60 [2019-11-25 08:55:43,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:55:43,729 INFO L225 Difference]: With dead ends: 982 [2019-11-25 08:55:43,729 INFO L226 Difference]: Without dead ends: 699 [2019-11-25 08:55:43,737 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=39, Invalid=51, Unknown=0, NotChecked=0, Total=90 [2019-11-25 08:55:43,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 699 states. [2019-11-25 08:55:43,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 699 to 421. [2019-11-25 08:55:43,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 421 states. [2019-11-25 08:55:43,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 421 states and 581 transitions. [2019-11-25 08:55:43,816 INFO L78 Accepts]: Start accepts. Automaton has 421 states and 581 transitions. Word has length 60 [2019-11-25 08:55:43,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:55:43,817 INFO L462 AbstractCegarLoop]: Abstraction has 421 states and 581 transitions. [2019-11-25 08:55:43,817 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-25 08:55:43,817 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 581 transitions. [2019-11-25 08:55:43,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2019-11-25 08:55:43,824 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:55:43,824 INFO L410 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, 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, 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] [2019-11-25 08:55:43,825 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:55:43,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:55:43,825 INFO L82 PathProgramCache]: Analyzing trace with hash -1646029236, now seen corresponding path program 1 times [2019-11-25 08:55:43,825 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:55:43,826 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [548162439] [2019-11-25 08:55:43,826 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:55:43,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:55:44,021 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:55:44,021 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [548162439] [2019-11-25 08:55:44,021 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:55:44,022 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:55:44,022 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [875843216] [2019-11-25 08:55:44,024 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-25 08:55:44,024 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:55:44,024 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-25 08:55:44,024 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:55:44,025 INFO L87 Difference]: Start difference. First operand 421 states and 581 transitions. Second operand 4 states. [2019-11-25 08:55:44,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:55:44,918 INFO L93 Difference]: Finished difference Result 1257 states and 1737 transitions. [2019-11-25 08:55:44,918 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-25 08:55:44,918 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 178 [2019-11-25 08:55:44,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:55:44,923 INFO L225 Difference]: With dead ends: 1257 [2019-11-25 08:55:44,923 INFO L226 Difference]: Without dead ends: 838 [2019-11-25 08:55:44,925 INFO L630 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 [2019-11-25 08:55:44,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 838 states. [2019-11-25 08:55:44,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 838 to 699. [2019-11-25 08:55:44,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 699 states. [2019-11-25 08:55:44,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 699 states and 889 transitions. [2019-11-25 08:55:44,952 INFO L78 Accepts]: Start accepts. Automaton has 699 states and 889 transitions. Word has length 178 [2019-11-25 08:55:44,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:55:44,953 INFO L462 AbstractCegarLoop]: Abstraction has 699 states and 889 transitions. [2019-11-25 08:55:44,954 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-25 08:55:44,954 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 889 transitions. [2019-11-25 08:55:44,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2019-11-25 08:55:44,957 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:55:44,957 INFO L410 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, 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, 3, 3, 3, 3, 3, 3, 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] [2019-11-25 08:55:44,958 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:55:44,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:55:44,958 INFO L82 PathProgramCache]: Analyzing trace with hash -863568004, now seen corresponding path program 1 times [2019-11-25 08:55:44,958 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:55:44,958 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1381096264] [2019-11-25 08:55:44,959 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:55:45,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:55:45,221 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:55:45,222 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1381096264] [2019-11-25 08:55:45,222 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:55:45,222 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-25 08:55:45,223 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [360357476] [2019-11-25 08:55:45,225 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-25 08:55:45,225 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:55:45,226 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-25 08:55:45,227 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:55:45,227 INFO L87 Difference]: Start difference. First operand 699 states and 889 transitions. Second operand 4 states. [2019-11-25 08:55:46,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:55:46,095 INFO L93 Difference]: Finished difference Result 1674 states and 2200 transitions. [2019-11-25 08:55:46,095 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-25 08:55:46,095 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 204 [2019-11-25 08:55:46,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:55:46,105 INFO L225 Difference]: With dead ends: 1674 [2019-11-25 08:55:46,105 INFO L226 Difference]: Without dead ends: 1116 [2019-11-25 08:55:46,106 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:55:46,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1116 states. [2019-11-25 08:55:46,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1116 to 1116. [2019-11-25 08:55:46,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1116 states. [2019-11-25 08:55:46,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 1116 states and 1347 transitions. [2019-11-25 08:55:46,132 INFO L78 Accepts]: Start accepts. Automaton has 1116 states and 1347 transitions. Word has length 204 [2019-11-25 08:55:46,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:55:46,133 INFO L462 AbstractCegarLoop]: Abstraction has 1116 states and 1347 transitions. [2019-11-25 08:55:46,133 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-25 08:55:46,133 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1347 transitions. [2019-11-25 08:55:46,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2019-11-25 08:55:46,143 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:55:46,144 INFO L410 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, 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, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:55:46,144 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:55:46,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:55:46,144 INFO L82 PathProgramCache]: Analyzing trace with hash -1466376222, now seen corresponding path program 1 times [2019-11-25 08:55:46,145 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:55:46,145 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [22542852] [2019-11-25 08:55:46,145 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:55:46,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:55:46,342 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:55:46,342 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [22542852] [2019-11-25 08:55:46,343 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:55:46,343 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-25 08:55:46,343 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1096545287] [2019-11-25 08:55:46,344 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-25 08:55:46,345 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:55:46,345 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-25 08:55:46,345 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:55:46,346 INFO L87 Difference]: Start difference. First operand 1116 states and 1347 transitions. Second operand 4 states. [2019-11-25 08:55:47,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:55:47,413 INFO L93 Difference]: Finished difference Result 2508 states and 3110 transitions. [2019-11-25 08:55:47,414 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-25 08:55:47,414 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 229 [2019-11-25 08:55:47,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:55:47,423 INFO L225 Difference]: With dead ends: 2508 [2019-11-25 08:55:47,423 INFO L226 Difference]: Without dead ends: 1533 [2019-11-25 08:55:47,425 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:55:47,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1533 states. [2019-11-25 08:55:47,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1533 to 1394. [2019-11-25 08:55:47,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1394 states. [2019-11-25 08:55:47,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 1394 states and 1659 transitions. [2019-11-25 08:55:47,458 INFO L78 Accepts]: Start accepts. Automaton has 1394 states and 1659 transitions. Word has length 229 [2019-11-25 08:55:47,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:55:47,459 INFO L462 AbstractCegarLoop]: Abstraction has 1394 states and 1659 transitions. [2019-11-25 08:55:47,459 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-25 08:55:47,459 INFO L276 IsEmpty]: Start isEmpty. Operand 1394 states and 1659 transitions. [2019-11-25 08:55:47,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2019-11-25 08:55:47,464 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:55:47,465 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2019-11-25 08:55:47,465 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:55:47,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:55:47,466 INFO L82 PathProgramCache]: Analyzing trace with hash -1709948019, now seen corresponding path program 1 times [2019-11-25 08:55:47,466 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:55:47,466 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [366001521] [2019-11-25 08:55:47,466 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:55:47,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:55:47,652 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 334 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2019-11-25 08:55:47,653 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [366001521] [2019-11-25 08:55:47,653 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:55:47,653 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:55:47,653 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [260712482] [2019-11-25 08:55:47,654 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-25 08:55:47,654 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:55:47,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:55:47,655 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:55:47,655 INFO L87 Difference]: Start difference. First operand 1394 states and 1659 transitions. Second operand 3 states. [2019-11-25 08:55:48,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:55:48,183 INFO L93 Difference]: Finished difference Result 3203 states and 3833 transitions. [2019-11-25 08:55:48,184 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:55:48,184 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 302 [2019-11-25 08:55:48,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:55:48,191 INFO L225 Difference]: With dead ends: 3203 [2019-11-25 08:55:48,191 INFO L226 Difference]: Without dead ends: 1394 [2019-11-25 08:55:48,194 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:55:48,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1394 states. [2019-11-25 08:55:48,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1394 to 1394. [2019-11-25 08:55:48,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1394 states. [2019-11-25 08:55:48,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 1394 states and 1623 transitions. [2019-11-25 08:55:48,220 INFO L78 Accepts]: Start accepts. Automaton has 1394 states and 1623 transitions. Word has length 302 [2019-11-25 08:55:48,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:55:48,220 INFO L462 AbstractCegarLoop]: Abstraction has 1394 states and 1623 transitions. [2019-11-25 08:55:48,220 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-25 08:55:48,220 INFO L276 IsEmpty]: Start isEmpty. Operand 1394 states and 1623 transitions. [2019-11-25 08:55:48,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2019-11-25 08:55:48,226 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:55:48,227 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:55:48,227 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:55:48,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:55:48,227 INFO L82 PathProgramCache]: Analyzing trace with hash 57024807, now seen corresponding path program 1 times [2019-11-25 08:55:48,228 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:55:48,228 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [60173347] [2019-11-25 08:55:48,228 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:55:48,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:55:48,620 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 174 proven. 237 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:55:48,621 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [60173347] [2019-11-25 08:55:48,621 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1213712049] [2019-11-25 08:55:48,621 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1cf064bf-4272-4730-b600-cccf512d24e7/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 [2019-11-25 08:55:48,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:55:48,747 INFO L255 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 13 conjunts are in the unsatisfiable core [2019-11-25 08:55:48,777 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:55:48,853 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-25 08:55:48,854 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-25 08:55:48,854 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-25 08:55:48,855 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-25 08:55:48,856 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-25 08:55:48,857 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-25 08:55:48,862 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-25 08:55:48,863 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-25 08:55:48,865 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-25 08:55:48,866 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-25 08:55:48,867 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-25 08:55:48,869 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-25 08:55:48,870 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-25 08:55:48,873 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-25 08:55:48,873 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-25 08:55:48,874 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-25 08:55:48,876 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-25 08:55:48,878 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-25 08:55:48,881 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-25 08:55:48,881 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-25 08:55:48,882 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-25 08:55:48,883 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-25 08:55:48,887 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-25 08:55:48,888 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-25 08:55:48,889 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-25 08:55:48,890 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-25 08:55:49,500 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 291 proven. 62 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2019-11-25 08:55:49,500 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-25 08:55:49,501 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 4] total 9 [2019-11-25 08:55:49,501 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [375982519] [2019-11-25 08:55:49,502 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-11-25 08:55:49,502 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:55:49,503 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-11-25 08:55:49,504 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2019-11-25 08:55:49,504 INFO L87 Difference]: Start difference. First operand 1394 states and 1623 transitions. Second operand 10 states. [2019-11-25 08:55:52,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:55:52,782 INFO L93 Difference]: Finished difference Result 5147 states and 6039 transitions. [2019-11-25 08:55:52,782 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-11-25 08:55:52,783 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 338 [2019-11-25 08:55:52,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:55:52,783 INFO L225 Difference]: With dead ends: 5147 [2019-11-25 08:55:52,783 INFO L226 Difference]: Without dead ends: 0 [2019-11-25 08:55:52,787 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 349 GetRequests, 335 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=74, Invalid=136, Unknown=0, NotChecked=0, Total=210 [2019-11-25 08:55:52,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-25 08:55:52,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-25 08:55:52,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-25 08:55:52,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-25 08:55:52,788 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 338 [2019-11-25 08:55:52,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:55:52,789 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-25 08:55:52,789 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-11-25 08:55:52,789 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-25 08:55:52,789 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-25 08:55:52,992 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-25 08:55:52,995 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-25 08:55:53,169 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 27 [2019-11-25 08:55:53,270 INFO L444 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2019-11-25 08:55:53,270 INFO L444 ceAbstractionStarter]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,270 INFO L444 ceAbstractionStarter]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,270 INFO L444 ceAbstractionStarter]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,270 INFO L444 ceAbstractionStarter]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,270 INFO L444 ceAbstractionStarter]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,270 INFO L444 ceAbstractionStarter]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,271 INFO L444 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2019-11-25 08:55:53,271 INFO L444 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2019-11-25 08:55:53,271 INFO L444 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2019-11-25 08:55:53,271 INFO L444 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2019-11-25 08:55:53,271 INFO L444 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2019-11-25 08:55:53,271 INFO L444 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2019-11-25 08:55:53,271 INFO L444 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2019-11-25 08:55:53,271 INFO L444 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2019-11-25 08:55:53,271 INFO L444 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2019-11-25 08:55:53,271 INFO L444 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2019-11-25 08:55:53,271 INFO L444 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2019-11-25 08:55:53,272 INFO L444 ceAbstractionStarter]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,272 INFO L444 ceAbstractionStarter]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,272 INFO L444 ceAbstractionStarter]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,272 INFO L444 ceAbstractionStarter]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,272 INFO L444 ceAbstractionStarter]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,272 INFO L444 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2019-11-25 08:55:53,272 INFO L444 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2019-11-25 08:55:53,272 INFO L444 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2019-11-25 08:55:53,272 INFO L444 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2019-11-25 08:55:53,272 INFO L444 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2019-11-25 08:55:53,272 INFO L444 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2019-11-25 08:55:53,272 INFO L444 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2019-11-25 08:55:53,273 INFO L444 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2019-11-25 08:55:53,273 INFO L444 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2019-11-25 08:55:53,273 INFO L444 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2019-11-25 08:55:53,273 INFO L444 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2019-11-25 08:55:53,273 INFO L444 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2019-11-25 08:55:53,273 INFO L444 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2019-11-25 08:55:53,273 INFO L444 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2019-11-25 08:55:53,273 INFO L444 ceAbstractionStarter]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,273 INFO L444 ceAbstractionStarter]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,273 INFO L444 ceAbstractionStarter]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,273 INFO L444 ceAbstractionStarter]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,274 INFO L444 ceAbstractionStarter]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,274 INFO L444 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2019-11-25 08:55:53,274 INFO L444 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2019-11-25 08:55:53,274 INFO L444 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2019-11-25 08:55:53,274 INFO L444 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2019-11-25 08:55:53,274 INFO L444 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2019-11-25 08:55:53,274 INFO L444 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2019-11-25 08:55:53,274 INFO L440 ceAbstractionStarter]: At program point L573(lines 20 574) the Hoare annotation is: (let ((.cse0 (not (= ~a19~0 7)))) (or (and .cse0 (not (= ~a19~0 10))) (= ~a10~0 1) (and (not (= ~a10~0 3)) .cse0 (not (= ~a10~0 4))) (and (= ~a10~0 2) (< 0 (+ ~a1~0 13))))) [2019-11-25 08:55:53,274 INFO L444 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2019-11-25 08:55:53,274 INFO L444 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2019-11-25 08:55:53,275 INFO L444 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2019-11-25 08:55:53,275 INFO L444 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2019-11-25 08:55:53,275 INFO L444 ceAbstractionStarter]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,275 INFO L444 ceAbstractionStarter]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,275 INFO L444 ceAbstractionStarter]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,275 INFO L444 ceAbstractionStarter]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,275 INFO L444 ceAbstractionStarter]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,275 INFO L444 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2019-11-25 08:55:53,275 INFO L444 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2019-11-25 08:55:53,275 INFO L444 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2019-11-25 08:55:53,275 INFO L444 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2019-11-25 08:55:53,275 INFO L444 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2019-11-25 08:55:53,276 INFO L444 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2019-11-25 08:55:53,276 INFO L444 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2019-11-25 08:55:53,276 INFO L444 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2019-11-25 08:55:53,276 INFO L444 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2019-11-25 08:55:53,276 INFO L444 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2019-11-25 08:55:53,276 INFO L447 ceAbstractionStarter]: At program point L576(lines 576 592) the Hoare annotation is: true [2019-11-25 08:55:53,276 INFO L444 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2019-11-25 08:55:53,276 INFO L444 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2019-11-25 08:55:53,278 INFO L444 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2019-11-25 08:55:53,278 INFO L444 ceAbstractionStarter]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,278 INFO L444 ceAbstractionStarter]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,278 INFO L444 ceAbstractionStarter]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,278 INFO L444 ceAbstractionStarter]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,278 INFO L444 ceAbstractionStarter]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,279 INFO L444 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2019-11-25 08:55:53,279 INFO L444 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2019-11-25 08:55:53,279 INFO L444 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2019-11-25 08:55:53,279 INFO L444 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2019-11-25 08:55:53,279 INFO L444 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2019-11-25 08:55:53,279 INFO L444 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2019-11-25 08:55:53,279 INFO L444 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2019-11-25 08:55:53,279 INFO L444 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2019-11-25 08:55:53,280 INFO L444 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2019-11-25 08:55:53,280 INFO L444 ceAbstractionStarter]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,280 INFO L444 ceAbstractionStarter]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,280 INFO L444 ceAbstractionStarter]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,280 INFO L444 ceAbstractionStarter]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,280 INFO L444 ceAbstractionStarter]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,280 INFO L444 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2019-11-25 08:55:53,281 INFO L444 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2019-11-25 08:55:53,281 INFO L444 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2019-11-25 08:55:53,281 INFO L444 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2019-11-25 08:55:53,281 INFO L444 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2019-11-25 08:55:53,281 INFO L444 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2019-11-25 08:55:53,281 INFO L444 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2019-11-25 08:55:53,281 INFO L444 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2019-11-25 08:55:53,282 INFO L444 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2019-11-25 08:55:53,282 INFO L444 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2019-11-25 08:55:53,282 INFO L444 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2019-11-25 08:55:53,282 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-25 08:55:53,282 INFO L444 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2019-11-25 08:55:53,282 INFO L440 ceAbstractionStarter]: At program point L582-2(lines 582 591) the Hoare annotation is: (let ((.cse0 (not (= ~a19~0 7)))) (or (and .cse0 (not (= ~a19~0 10))) (= ~a10~0 1) (and (not (= ~a10~0 3)) .cse0 (not (= ~a10~0 4))) (and (= ~a10~0 2) (< 0 (+ ~a1~0 13))))) [2019-11-25 08:55:53,282 INFO L444 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2019-11-25 08:55:53,283 INFO L444 ceAbstractionStarter]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,283 INFO L444 ceAbstractionStarter]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,283 INFO L444 ceAbstractionStarter]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,283 INFO L444 ceAbstractionStarter]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,283 INFO L444 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2019-11-25 08:55:53,283 INFO L444 ceAbstractionStarter]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,283 INFO L444 ceAbstractionStarter]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,284 INFO L444 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2019-11-25 08:55:53,284 INFO L444 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2019-11-25 08:55:53,284 INFO L444 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2019-11-25 08:55:53,284 INFO L444 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2019-11-25 08:55:53,284 INFO L444 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2019-11-25 08:55:53,284 INFO L444 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2019-11-25 08:55:53,284 INFO L444 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2019-11-25 08:55:53,285 INFO L444 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2019-11-25 08:55:53,285 INFO L444 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2019-11-25 08:55:53,285 INFO L444 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2019-11-25 08:55:53,285 INFO L444 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2019-11-25 08:55:53,285 INFO L444 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2019-11-25 08:55:53,285 INFO L444 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2019-11-25 08:55:53,285 INFO L444 ceAbstractionStarter]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,286 INFO L444 ceAbstractionStarter]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,286 INFO L444 ceAbstractionStarter]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,286 INFO L444 ceAbstractionStarter]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,286 INFO L444 ceAbstractionStarter]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,286 INFO L444 ceAbstractionStarter]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,286 INFO L444 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2019-11-25 08:55:53,286 INFO L444 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2019-11-25 08:55:53,286 INFO L444 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2019-11-25 08:55:53,287 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-25 08:55:53,287 INFO L444 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2019-11-25 08:55:53,287 INFO L444 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2019-11-25 08:55:53,287 INFO L444 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2019-11-25 08:55:53,287 INFO L444 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2019-11-25 08:55:53,287 INFO L444 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2019-11-25 08:55:53,287 INFO L444 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2019-11-25 08:55:53,288 INFO L444 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2019-11-25 08:55:53,288 INFO L444 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2019-11-25 08:55:53,288 INFO L444 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2019-11-25 08:55:53,288 INFO L444 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2019-11-25 08:55:53,288 INFO L444 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2019-11-25 08:55:53,288 INFO L444 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2019-11-25 08:55:53,288 INFO L444 ceAbstractionStarter]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,288 INFO L444 ceAbstractionStarter]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,289 INFO L444 ceAbstractionStarter]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,289 INFO L444 ceAbstractionStarter]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,289 INFO L444 ceAbstractionStarter]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,289 INFO L444 ceAbstractionStarter]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,289 INFO L444 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2019-11-25 08:55:53,289 INFO L444 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2019-11-25 08:55:53,289 INFO L444 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2019-11-25 08:55:53,290 INFO L444 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2019-11-25 08:55:53,290 INFO L444 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2019-11-25 08:55:53,290 INFO L444 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2019-11-25 08:55:53,290 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-25 08:55:53,290 INFO L444 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2019-11-25 08:55:53,290 INFO L444 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2019-11-25 08:55:53,290 INFO L444 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2019-11-25 08:55:53,291 INFO L444 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2019-11-25 08:55:53,291 INFO L444 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2019-11-25 08:55:53,291 INFO L444 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2019-11-25 08:55:53,291 INFO L444 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2019-11-25 08:55:53,291 INFO L444 ceAbstractionStarter]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,291 INFO L444 ceAbstractionStarter]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,291 INFO L444 ceAbstractionStarter]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,292 INFO L444 ceAbstractionStarter]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,292 INFO L444 ceAbstractionStarter]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,292 INFO L444 ceAbstractionStarter]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,292 INFO L444 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2019-11-25 08:55:53,292 INFO L444 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2019-11-25 08:55:53,292 INFO L444 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2019-11-25 08:55:53,292 INFO L444 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2019-11-25 08:55:53,292 INFO L444 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2019-11-25 08:55:53,293 INFO L444 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2019-11-25 08:55:53,293 INFO L444 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2019-11-25 08:55:53,293 INFO L444 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2019-11-25 08:55:53,293 INFO L444 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2019-11-25 08:55:53,293 INFO L444 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2019-11-25 08:55:53,293 INFO L444 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2019-11-25 08:55:53,293 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-25 08:55:53,294 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 184) no Hoare annotation was computed. [2019-11-25 08:55:53,294 INFO L444 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2019-11-25 08:55:53,294 INFO L444 ceAbstractionStarter]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,294 INFO L444 ceAbstractionStarter]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,294 INFO L444 ceAbstractionStarter]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,294 INFO L444 ceAbstractionStarter]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,294 INFO L444 ceAbstractionStarter]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,295 INFO L444 ceAbstractionStarter]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2019-11-25 08:55:53,295 INFO L444 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2019-11-25 08:55:53,295 INFO L444 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2019-11-25 08:55:53,295 INFO L444 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2019-11-25 08:55:53,295 INFO L444 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2019-11-25 08:55:53,295 INFO L444 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2019-11-25 08:55:53,295 INFO L444 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2019-11-25 08:55:53,296 INFO L444 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2019-11-25 08:55:53,296 INFO L444 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2019-11-25 08:55:53,296 INFO L444 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2019-11-25 08:55:53,296 INFO L444 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2019-11-25 08:55:53,296 INFO L444 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2019-11-25 08:55:53,296 INFO L444 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2019-11-25 08:55:53,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 08:55:53 BoogieIcfgContainer [2019-11-25 08:55:53,311 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-25 08:55:53,311 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-25 08:55:53,311 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-25 08:55:53,312 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-25 08:55:53,312 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:55:40" (3/4) ... [2019-11-25 08:55:53,315 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-25 08:55:53,340 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-25 08:55:53,341 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-25 08:55:53,485 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_1cf064bf-4272-4730-b600-cccf512d24e7/bin/uautomizer/witness.graphml [2019-11-25 08:55:53,485 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-25 08:55:53,487 INFO L168 Benchmark]: Toolchain (without parser) took 15448.44 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 408.9 MB). Free memory was 946.1 MB in the beginning and 1.0 GB in the end (delta: -60.3 MB). Peak memory consumption was 348.7 MB. Max. memory is 11.5 GB. [2019-11-25 08:55:53,487 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. [2019-11-25 08:55:53,487 INFO L168 Benchmark]: CACSL2BoogieTranslator took 694.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -159.1 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. [2019-11-25 08:55:53,488 INFO L168 Benchmark]: Boogie Procedure Inliner took 97.23 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: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-11-25 08:55:53,488 INFO L168 Benchmark]: Boogie Preprocessor took 67.83 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:55:53,488 INFO L168 Benchmark]: RCFGBuilder took 1368.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 980.1 MB in the end (delta: 118.2 MB). Peak memory consumption was 118.2 MB. Max. memory is 11.5 GB. [2019-11-25 08:55:53,489 INFO L168 Benchmark]: TraceAbstraction took 13042.46 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 272.1 MB). Free memory was 980.1 MB in the beginning and 1.0 GB in the end (delta: -53.9 MB). Peak memory consumption was 218.2 MB. Max. memory is 11.5 GB. [2019-11-25 08:55:53,489 INFO L168 Benchmark]: Witness Printer took 174.34 ms. Allocated memory is still 1.4 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 27.6 MB). Peak memory consumption was 27.6 MB. Max. memory is 11.5 GB. [2019-11-25 08:55:53,491 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 694.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -159.1 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 97.23 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: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 67.83 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1368.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 980.1 MB in the end (delta: 118.2 MB). Peak memory consumption was 118.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 13042.46 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 272.1 MB). Free memory was 980.1 MB in the beginning and 1.0 GB in the end (delta: -53.9 MB). Peak memory consumption was 218.2 MB. Max. memory is 11.5 GB. * Witness Printer took 174.34 ms. Allocated memory is still 1.4 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 27.6 MB). Peak memory consumption was 27.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 184]: 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: (((!(a19 == 7) && !(a19 == 10)) || a10 == 1) || ((!(a10 == 3) && !(a19 == 7)) && !(a10 == 4))) || (a10 == 2 && 0 < a1 + 13) - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: (((!(a19 == 7) && !(a19 == 10)) || a10 == 1) || ((!(a10 == 3) && !(a19 == 7)) && !(a10 == 4))) || (a10 == 2 && 0 < a1 + 13) - 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: 12.9s, OverallIterations: 6, TraceHistogramMax: 4, AutomataDifference: 9.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 361 SDtfs, 3369 SDslu, 115 SDs, 0 SdLazy, 6672 SolverSat, 1303 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 380 GetRequests, 343 SyntacticMatches, 9 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1394occurred 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, 556 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 72 NumberOfFragments, 71 HoareAnnotationTreeSize, 3 FomulaSimplifications, 1250 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 800 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 1649 NumberOfCodeBlocks, 1649 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1642 ConstructedInterpolants, 73 QuantifiedInterpolants, 1943044 SizeOfPredicates, 4 NumberOfNonLiveVariables, 453 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 1341/1640 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...