./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem10_label37.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b6f182d1-a220-437e-a4b3-57aaf0b6413b/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_b6f182d1-a220-437e-a4b3-57aaf0b6413b/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b6f182d1-a220-437e-a4b3-57aaf0b6413b/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b6f182d1-a220-437e-a4b3-57aaf0b6413b/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label37.c -s /tmp/vcloud-vcloud-master/worker/run_dir_b6f182d1-a220-437e-a4b3-57aaf0b6413b/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b6f182d1-a220-437e-a4b3-57aaf0b6413b/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 b3ccc46b30bd9e1d865272aecfdf21618e4ebade ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 02:24:07,010 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 02:24:07,012 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 02:24:07,022 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 02:24:07,022 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 02:24:07,023 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 02:24:07,024 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 02:24:07,027 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 02:24:07,028 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 02:24:07,029 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 02:24:07,030 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 02:24:07,031 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 02:24:07,032 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 02:24:07,033 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 02:24:07,034 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 02:24:07,035 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 02:24:07,036 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 02:24:07,037 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 02:24:07,039 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 02:24:07,041 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 02:24:07,043 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 02:24:07,044 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 02:24:07,045 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 02:24:07,046 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 02:24:07,048 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 02:24:07,048 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 02:24:07,048 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 02:24:07,049 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 02:24:07,050 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 02:24:07,050 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 02:24:07,051 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 02:24:07,051 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 02:24:07,052 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 02:24:07,053 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 02:24:07,054 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 02:24:07,054 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 02:24:07,054 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 02:24:07,054 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 02:24:07,055 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 02:24:07,055 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 02:24:07,056 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 02:24:07,057 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b6f182d1-a220-437e-a4b3-57aaf0b6413b/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 02:24:07,069 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 02:24:07,069 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 02:24:07,070 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 02:24:07,070 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 02:24:07,071 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 02:24:07,071 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 02:24:07,071 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 02:24:07,071 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 02:24:07,072 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 02:24:07,072 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 02:24:07,072 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 02:24:07,072 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 02:24:07,072 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 02:24:07,073 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 02:24:07,073 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 02:24:07,073 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 02:24:07,073 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 02:24:07,073 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 02:24:07,074 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 02:24:07,074 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 02:24:07,074 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 02:24:07,074 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 02:24:07,075 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 02:24:07,075 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 02:24:07,075 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 02:24:07,075 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 02:24:07,075 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 02:24:07,076 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 02:24:07,076 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_b6f182d1-a220-437e-a4b3-57aaf0b6413b/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 -> b3ccc46b30bd9e1d865272aecfdf21618e4ebade [2019-11-20 02:24:07,208 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 02:24:07,217 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 02:24:07,220 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 02:24:07,221 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 02:24:07,222 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 02:24:07,222 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b6f182d1-a220-437e-a4b3-57aaf0b6413b/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem10_label37.c [2019-11-20 02:24:07,270 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b6f182d1-a220-437e-a4b3-57aaf0b6413b/bin/uautomizer/data/74f145372/114589c5d72a4250843ce04f0655547a/FLAG969aa1db5 [2019-11-20 02:24:07,802 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 02:24:07,803 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b6f182d1-a220-437e-a4b3-57aaf0b6413b/sv-benchmarks/c/eca-rers2012/Problem10_label37.c [2019-11-20 02:24:07,813 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b6f182d1-a220-437e-a4b3-57aaf0b6413b/bin/uautomizer/data/74f145372/114589c5d72a4250843ce04f0655547a/FLAG969aa1db5 [2019-11-20 02:24:08,292 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b6f182d1-a220-437e-a4b3-57aaf0b6413b/bin/uautomizer/data/74f145372/114589c5d72a4250843ce04f0655547a [2019-11-20 02:24:08,294 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 02:24:08,295 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 02:24:08,296 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 02:24:08,296 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 02:24:08,299 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 02:24:08,300 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 02:24:08" (1/1) ... [2019-11-20 02:24:08,302 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e330c69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:24:08, skipping insertion in model container [2019-11-20 02:24:08,302 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 02:24:08" (1/1) ... [2019-11-20 02:24:08,309 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 02:24:08,363 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 02:24:08,756 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 02:24:08,760 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 02:24:08,870 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 02:24:08,884 INFO L192 MainTranslator]: Completed translation [2019-11-20 02:24:08,884 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:24:08 WrapperNode [2019-11-20 02:24:08,884 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 02:24:08,885 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 02:24:08,885 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 02:24:08,885 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 02:24:08,893 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:24:08" (1/1) ... [2019-11-20 02:24:08,909 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:24:08" (1/1) ... [2019-11-20 02:24:08,965 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 02:24:08,966 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 02:24:08,966 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 02:24:08,966 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 02:24:08,975 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:24:08" (1/1) ... [2019-11-20 02:24:08,975 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:24:08" (1/1) ... [2019-11-20 02:24:08,980 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:24:08" (1/1) ... [2019-11-20 02:24:08,981 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:24:08" (1/1) ... [2019-11-20 02:24:09,005 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:24:08" (1/1) ... [2019-11-20 02:24:09,014 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:24:08" (1/1) ... [2019-11-20 02:24:09,022 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:24:08" (1/1) ... [2019-11-20 02:24:09,035 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 02:24:09,036 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 02:24:09,036 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 02:24:09,036 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 02:24:09,037 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:24:08" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b6f182d1-a220-437e-a4b3-57aaf0b6413b/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 02:24:09,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 02:24:09,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 02:24:10,591 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 02:24:10,591 INFO L285 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-20 02:24:10,592 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 02:24:10 BoogieIcfgContainer [2019-11-20 02:24:10,592 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 02:24:10,593 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 02:24:10,593 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 02:24:10,596 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 02:24:10,596 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 02:24:08" (1/3) ... [2019-11-20 02:24:10,596 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60723c4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 02:24:10, skipping insertion in model container [2019-11-20 02:24:10,597 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:24:08" (2/3) ... [2019-11-20 02:24:10,597 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60723c4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 02:24:10, skipping insertion in model container [2019-11-20 02:24:10,598 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 02:24:10" (3/3) ... [2019-11-20 02:24:10,602 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem10_label37.c [2019-11-20 02:24:10,610 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 02:24:10,616 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-20 02:24:10,626 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-20 02:24:10,649 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 02:24:10,649 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 02:24:10,650 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 02:24:10,650 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 02:24:10,650 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 02:24:10,650 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 02:24:10,650 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 02:24:10,651 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 02:24:10,670 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states. [2019-11-20 02:24:10,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-20 02:24:10,678 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 02:24:10,679 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] [2019-11-20 02:24:10,679 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 02:24:10,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:24:10,685 INFO L82 PathProgramCache]: Analyzing trace with hash 1425694346, now seen corresponding path program 1 times [2019-11-20 02:24:10,691 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 02:24:10,692 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1156148962] [2019-11-20 02:24:10,692 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 02:24:10,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:24:10,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:24:10,927 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1156148962] [2019-11-20 02:24:10,928 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 02:24:10,928 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 02:24:10,930 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [681477174] [2019-11-20 02:24:10,934 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 02:24:10,935 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 02:24:10,947 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 02:24:10,948 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 02:24:10,950 INFO L87 Difference]: Start difference. First operand 206 states. Second operand 4 states. [2019-11-20 02:24:12,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 02:24:12,595 INFO L93 Difference]: Finished difference Result 709 states and 1261 transitions. [2019-11-20 02:24:12,596 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 02:24:12,597 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 54 [2019-11-20 02:24:12,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 02:24:12,622 INFO L225 Difference]: With dead ends: 709 [2019-11-20 02:24:12,624 INFO L226 Difference]: Without dead ends: 421 [2019-11-20 02:24:12,632 INFO L630 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 [2019-11-20 02:24:12,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 421 states. [2019-11-20 02:24:12,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 421 to 282. [2019-11-20 02:24:12,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2019-11-20 02:24:12,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 412 transitions. [2019-11-20 02:24:12,713 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 412 transitions. Word has length 54 [2019-11-20 02:24:12,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 02:24:12,714 INFO L462 AbstractCegarLoop]: Abstraction has 282 states and 412 transitions. [2019-11-20 02:24:12,715 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 02:24:12,715 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 412 transitions. [2019-11-20 02:24:12,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-11-20 02:24:12,729 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 02:24:12,730 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 02:24:12,730 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 02:24:12,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:24:12,731 INFO L82 PathProgramCache]: Analyzing trace with hash -1381926164, now seen corresponding path program 1 times [2019-11-20 02:24:12,731 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 02:24:12,732 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [671132563] [2019-11-20 02:24:12,732 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 02:24:12,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:24:12,961 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:24:12,961 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [671132563] [2019-11-20 02:24:12,961 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 02:24:12,961 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 02:24:12,962 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1875910029] [2019-11-20 02:24:12,963 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 02:24:12,964 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 02:24:12,964 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 02:24:12,964 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 02:24:12,964 INFO L87 Difference]: Start difference. First operand 282 states and 412 transitions. Second operand 4 states. [2019-11-20 02:24:13,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 02:24:13,961 INFO L93 Difference]: Finished difference Result 1118 states and 1640 transitions. [2019-11-20 02:24:13,961 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 02:24:13,962 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 124 [2019-11-20 02:24:13,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 02:24:13,967 INFO L225 Difference]: With dead ends: 1118 [2019-11-20 02:24:13,967 INFO L226 Difference]: Without dead ends: 838 [2019-11-20 02:24:13,969 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 [2019-11-20 02:24:13,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 838 states. [2019-11-20 02:24:13,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 838 to 699. [2019-11-20 02:24:13,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 699 states. [2019-11-20 02:24:13,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 699 states and 970 transitions. [2019-11-20 02:24:13,994 INFO L78 Accepts]: Start accepts. Automaton has 699 states and 970 transitions. Word has length 124 [2019-11-20 02:24:13,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 02:24:13,995 INFO L462 AbstractCegarLoop]: Abstraction has 699 states and 970 transitions. [2019-11-20 02:24:13,995 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 02:24:13,996 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 970 transitions. [2019-11-20 02:24:14,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2019-11-20 02:24:14,000 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 02:24:14,000 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 02:24:14,000 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 02:24:14,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:24:14,001 INFO L82 PathProgramCache]: Analyzing trace with hash 624573956, now seen corresponding path program 1 times [2019-11-20 02:24:14,001 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 02:24:14,001 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [737501910] [2019-11-20 02:24:14,002 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 02:24:14,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:24:14,305 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 50 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:24:14,305 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [737501910] [2019-11-20 02:24:14,306 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [679876830] [2019-11-20 02:24:14,306 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b6f182d1-a220-437e-a4b3-57aaf0b6413b/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 [2019-11-20 02:24:14,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:24:14,386 INFO L255 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-20 02:24:14,406 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 02:24:14,454 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:24:14,455 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-20 02:24:14,455 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 10 [2019-11-20 02:24:14,457 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [994422697] [2019-11-20 02:24:14,459 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 02:24:14,463 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 02:24:14,463 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 02:24:14,463 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2019-11-20 02:24:14,463 INFO L87 Difference]: Start difference. First operand 699 states and 970 transitions. Second operand 3 states. [2019-11-20 02:24:15,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 02:24:15,183 INFO L93 Difference]: Finished difference Result 1257 states and 1723 transitions. [2019-11-20 02:24:15,188 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 02:24:15,188 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 129 [2019-11-20 02:24:15,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 02:24:15,195 INFO L225 Difference]: With dead ends: 1257 [2019-11-20 02:24:15,196 INFO L226 Difference]: Without dead ends: 1255 [2019-11-20 02:24:15,197 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2019-11-20 02:24:15,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1255 states. [2019-11-20 02:24:15,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1255 to 838. [2019-11-20 02:24:15,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 838 states. [2019-11-20 02:24:15,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 838 states and 1178 transitions. [2019-11-20 02:24:15,222 INFO L78 Accepts]: Start accepts. Automaton has 838 states and 1178 transitions. Word has length 129 [2019-11-20 02:24:15,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 02:24:15,223 INFO L462 AbstractCegarLoop]: Abstraction has 838 states and 1178 transitions. [2019-11-20 02:24:15,223 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 02:24:15,223 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1178 transitions. [2019-11-20 02:24:15,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2019-11-20 02:24:15,226 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 02:24:15,226 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 02:24:15,435 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 02:24:15,435 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 02:24:15,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:24:15,435 INFO L82 PathProgramCache]: Analyzing trace with hash -1945375884, now seen corresponding path program 1 times [2019-11-20 02:24:15,436 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 02:24:15,436 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1852592566] [2019-11-20 02:24:15,436 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 02:24:15,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:24:15,579 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:24:15,579 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1852592566] [2019-11-20 02:24:15,580 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 02:24:15,580 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 02:24:15,580 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [408065689] [2019-11-20 02:24:15,581 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 02:24:15,581 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 02:24:15,581 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 02:24:15,581 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 02:24:15,581 INFO L87 Difference]: Start difference. First operand 838 states and 1178 transitions. Second operand 4 states. [2019-11-20 02:24:16,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 02:24:16,549 INFO L93 Difference]: Finished difference Result 2647 states and 3662 transitions. [2019-11-20 02:24:16,549 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 02:24:16,549 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 172 [2019-11-20 02:24:16,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 02:24:16,560 INFO L225 Difference]: With dead ends: 2647 [2019-11-20 02:24:16,561 INFO L226 Difference]: Without dead ends: 1811 [2019-11-20 02:24:16,562 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 [2019-11-20 02:24:16,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1811 states. [2019-11-20 02:24:16,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1811 to 1255. [2019-11-20 02:24:16,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1255 states. [2019-11-20 02:24:16,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 1255 states and 1620 transitions. [2019-11-20 02:24:16,604 INFO L78 Accepts]: Start accepts. Automaton has 1255 states and 1620 transitions. Word has length 172 [2019-11-20 02:24:16,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 02:24:16,606 INFO L462 AbstractCegarLoop]: Abstraction has 1255 states and 1620 transitions. [2019-11-20 02:24:16,606 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 02:24:16,607 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 1620 transitions. [2019-11-20 02:24:16,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2019-11-20 02:24:16,611 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 02:24:16,611 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, 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] [2019-11-20 02:24:16,612 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 02:24:16,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:24:16,612 INFO L82 PathProgramCache]: Analyzing trace with hash 1760218671, now seen corresponding path program 1 times [2019-11-20 02:24:16,612 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 02:24:16,613 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1375831687] [2019-11-20 02:24:16,613 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 02:24:16,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:24:16,864 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 02:24:16,864 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1375831687] [2019-11-20 02:24:16,864 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 02:24:16,864 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 02:24:16,865 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103419602] [2019-11-20 02:24:16,865 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-20 02:24:16,865 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 02:24:16,866 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-20 02:24:16,866 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-20 02:24:16,867 INFO L87 Difference]: Start difference. First operand 1255 states and 1620 transitions. Second operand 5 states. [2019-11-20 02:24:18,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 02:24:18,054 INFO L93 Difference]: Finished difference Result 4037 states and 5193 transitions. [2019-11-20 02:24:18,055 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-20 02:24:18,055 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 221 [2019-11-20 02:24:18,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 02:24:18,071 INFO L225 Difference]: With dead ends: 4037 [2019-11-20 02:24:18,071 INFO L226 Difference]: Without dead ends: 2784 [2019-11-20 02:24:18,073 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-20 02:24:18,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2784 states. [2019-11-20 02:24:18,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2784 to 2228. [2019-11-20 02:24:18,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2228 states. [2019-11-20 02:24:18,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2228 states to 2228 states and 2779 transitions. [2019-11-20 02:24:18,125 INFO L78 Accepts]: Start accepts. Automaton has 2228 states and 2779 transitions. Word has length 221 [2019-11-20 02:24:18,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 02:24:18,125 INFO L462 AbstractCegarLoop]: Abstraction has 2228 states and 2779 transitions. [2019-11-20 02:24:18,126 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-20 02:24:18,126 INFO L276 IsEmpty]: Start isEmpty. Operand 2228 states and 2779 transitions. [2019-11-20 02:24:18,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2019-11-20 02:24:18,132 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 02:24:18,133 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2019-11-20 02:24:18,133 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 02:24:18,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:24:18,133 INFO L82 PathProgramCache]: Analyzing trace with hash 1078472451, now seen corresponding path program 1 times [2019-11-20 02:24:18,134 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 02:24:18,134 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1352446753] [2019-11-20 02:24:18,134 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 02:24:18,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:24:18,340 INFO L134 CoverageAnalysis]: Checked inductivity of 358 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2019-11-20 02:24:18,340 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1352446753] [2019-11-20 02:24:18,341 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 02:24:18,341 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 02:24:18,341 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1043237623] [2019-11-20 02:24:18,342 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 02:24:18,342 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 02:24:18,342 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 02:24:18,342 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 02:24:18,342 INFO L87 Difference]: Start difference. First operand 2228 states and 2779 transitions. Second operand 4 states. [2019-11-20 02:24:19,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 02:24:19,148 INFO L93 Difference]: Finished difference Result 5286 states and 6599 transitions. [2019-11-20 02:24:19,149 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 02:24:19,149 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 287 [2019-11-20 02:24:19,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 02:24:19,149 INFO L225 Difference]: With dead ends: 5286 [2019-11-20 02:24:19,149 INFO L226 Difference]: Without dead ends: 0 [2019-11-20 02:24:19,154 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 02:24:19,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-20 02:24:19,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-20 02:24:19,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-20 02:24:19,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-20 02:24:19,155 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 287 [2019-11-20 02:24:19,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 02:24:19,155 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 02:24:19,155 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 02:24:19,155 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-20 02:24:19,156 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 02:24:19,159 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-20 02:24:19,431 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 22 [2019-11-20 02:24:19,634 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 22 [2019-11-20 02:24:19,637 INFO L444 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2019-11-20 02:24:19,638 INFO L444 ceAbstractionStarter]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,638 INFO L444 ceAbstractionStarter]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,638 INFO L444 ceAbstractionStarter]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,638 INFO L444 ceAbstractionStarter]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,638 INFO L444 ceAbstractionStarter]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,638 INFO L444 ceAbstractionStarter]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,638 INFO L444 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2019-11-20 02:24:19,638 INFO L444 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2019-11-20 02:24:19,639 INFO L444 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2019-11-20 02:24:19,639 INFO L444 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2019-11-20 02:24:19,639 INFO L444 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2019-11-20 02:24:19,639 INFO L444 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2019-11-20 02:24:19,639 INFO L444 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2019-11-20 02:24:19,639 INFO L444 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2019-11-20 02:24:19,639 INFO L444 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2019-11-20 02:24:19,639 INFO L444 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2019-11-20 02:24:19,639 INFO L444 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2019-11-20 02:24:19,640 INFO L444 ceAbstractionStarter]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,640 INFO L444 ceAbstractionStarter]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,640 INFO L444 ceAbstractionStarter]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,640 INFO L444 ceAbstractionStarter]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,640 INFO L444 ceAbstractionStarter]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,640 INFO L444 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2019-11-20 02:24:19,640 INFO L444 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2019-11-20 02:24:19,640 INFO L444 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2019-11-20 02:24:19,640 INFO L444 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2019-11-20 02:24:19,641 INFO L444 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2019-11-20 02:24:19,641 INFO L444 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2019-11-20 02:24:19,641 INFO L444 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2019-11-20 02:24:19,641 INFO L444 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2019-11-20 02:24:19,641 INFO L444 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2019-11-20 02:24:19,641 INFO L444 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2019-11-20 02:24:19,641 INFO L444 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2019-11-20 02:24:19,641 INFO L444 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2019-11-20 02:24:19,641 INFO L444 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2019-11-20 02:24:19,641 INFO L444 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2019-11-20 02:24:19,642 INFO L444 ceAbstractionStarter]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,642 INFO L444 ceAbstractionStarter]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,642 INFO L444 ceAbstractionStarter]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,642 INFO L444 ceAbstractionStarter]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,642 INFO L444 ceAbstractionStarter]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,642 INFO L444 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2019-11-20 02:24:19,642 INFO L444 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2019-11-20 02:24:19,642 INFO L444 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2019-11-20 02:24:19,642 INFO L444 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2019-11-20 02:24:19,643 INFO L444 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2019-11-20 02:24:19,643 INFO L444 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2019-11-20 02:24:19,643 INFO L440 ceAbstractionStarter]: At program point L573(lines 20 574) the Hoare annotation is: (let ((.cse0 (not (= ~a10~0 3))) (.cse1 (not (= 10 ~a19~0)))) (or (and .cse0 (not (= ~a10~0 4))) (and .cse0 (<= 8 ~a19~0) .cse1) (= 9 ~a19~0) (and (<= ~a1~0 38) .cse1))) [2019-11-20 02:24:19,643 INFO L444 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2019-11-20 02:24:19,643 INFO L444 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2019-11-20 02:24:19,643 INFO L444 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2019-11-20 02:24:19,644 INFO L444 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2019-11-20 02:24:19,644 INFO L444 ceAbstractionStarter]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,644 INFO L444 ceAbstractionStarter]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,644 INFO L444 ceAbstractionStarter]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,644 INFO L444 ceAbstractionStarter]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,644 INFO L444 ceAbstractionStarter]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,644 INFO L444 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2019-11-20 02:24:19,644 INFO L444 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2019-11-20 02:24:19,644 INFO L444 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2019-11-20 02:24:19,644 INFO L444 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2019-11-20 02:24:19,645 INFO L444 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2019-11-20 02:24:19,645 INFO L444 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2019-11-20 02:24:19,645 INFO L444 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2019-11-20 02:24:19,645 INFO L444 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2019-11-20 02:24:19,645 INFO L444 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2019-11-20 02:24:19,645 INFO L444 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2019-11-20 02:24:19,645 INFO L447 ceAbstractionStarter]: At program point L576(lines 576 592) the Hoare annotation is: true [2019-11-20 02:24:19,645 INFO L444 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2019-11-20 02:24:19,645 INFO L444 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2019-11-20 02:24:19,646 INFO L444 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2019-11-20 02:24:19,646 INFO L444 ceAbstractionStarter]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,646 INFO L444 ceAbstractionStarter]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,646 INFO L444 ceAbstractionStarter]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,646 INFO L444 ceAbstractionStarter]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,646 INFO L444 ceAbstractionStarter]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,646 INFO L444 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2019-11-20 02:24:19,646 INFO L444 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2019-11-20 02:24:19,646 INFO L444 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2019-11-20 02:24:19,647 INFO L444 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2019-11-20 02:24:19,647 INFO L444 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2019-11-20 02:24:19,647 INFO L444 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2019-11-20 02:24:19,647 INFO L444 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2019-11-20 02:24:19,647 INFO L444 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2019-11-20 02:24:19,647 INFO L444 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2019-11-20 02:24:19,650 INFO L444 ceAbstractionStarter]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,650 INFO L444 ceAbstractionStarter]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,650 INFO L444 ceAbstractionStarter]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,650 INFO L444 ceAbstractionStarter]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,651 INFO L444 ceAbstractionStarter]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,651 INFO L444 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2019-11-20 02:24:19,651 INFO L444 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2019-11-20 02:24:19,651 INFO L444 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2019-11-20 02:24:19,651 INFO L444 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2019-11-20 02:24:19,651 INFO L444 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2019-11-20 02:24:19,651 INFO L444 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2019-11-20 02:24:19,651 INFO L444 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2019-11-20 02:24:19,651 INFO L444 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2019-11-20 02:24:19,652 INFO L444 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2019-11-20 02:24:19,652 INFO L444 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2019-11-20 02:24:19,652 INFO L444 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2019-11-20 02:24:19,652 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-20 02:24:19,652 INFO L444 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2019-11-20 02:24:19,652 INFO L440 ceAbstractionStarter]: At program point L582-2(lines 582 591) the Hoare annotation is: (let ((.cse0 (not (= ~a10~0 3))) (.cse1 (not (= 10 ~a19~0)))) (or (and .cse0 (not (= ~a10~0 4))) (and .cse0 (<= 8 ~a19~0) .cse1) (= 9 ~a19~0) (and (<= ~a1~0 38) .cse1))) [2019-11-20 02:24:19,652 INFO L444 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2019-11-20 02:24:19,652 INFO L444 ceAbstractionStarter]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,653 INFO L444 ceAbstractionStarter]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,653 INFO L444 ceAbstractionStarter]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,653 INFO L444 ceAbstractionStarter]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,653 INFO L444 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2019-11-20 02:24:19,653 INFO L444 ceAbstractionStarter]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,653 INFO L444 ceAbstractionStarter]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,653 INFO L444 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2019-11-20 02:24:19,653 INFO L444 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2019-11-20 02:24:19,653 INFO L444 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2019-11-20 02:24:19,653 INFO L444 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2019-11-20 02:24:19,654 INFO L444 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2019-11-20 02:24:19,657 INFO L444 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2019-11-20 02:24:19,657 INFO L444 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2019-11-20 02:24:19,657 INFO L444 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2019-11-20 02:24:19,657 INFO L444 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2019-11-20 02:24:19,658 INFO L444 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2019-11-20 02:24:19,658 INFO L444 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2019-11-20 02:24:19,658 INFO L444 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2019-11-20 02:24:19,658 INFO L444 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2019-11-20 02:24:19,659 INFO L444 ceAbstractionStarter]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,659 INFO L444 ceAbstractionStarter]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,660 INFO L444 ceAbstractionStarter]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,660 INFO L444 ceAbstractionStarter]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,660 INFO L444 ceAbstractionStarter]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,660 INFO L444 ceAbstractionStarter]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,661 INFO L444 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2019-11-20 02:24:19,661 INFO L444 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2019-11-20 02:24:19,668 INFO L444 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2019-11-20 02:24:19,668 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-20 02:24:19,668 INFO L444 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2019-11-20 02:24:19,668 INFO L444 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2019-11-20 02:24:19,668 INFO L444 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2019-11-20 02:24:19,669 INFO L444 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2019-11-20 02:24:19,669 INFO L444 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2019-11-20 02:24:19,669 INFO L444 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2019-11-20 02:24:19,669 INFO L444 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2019-11-20 02:24:19,669 INFO L444 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2019-11-20 02:24:19,669 INFO L444 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2019-11-20 02:24:19,669 INFO L444 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2019-11-20 02:24:19,669 INFO L444 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2019-11-20 02:24:19,670 INFO L444 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2019-11-20 02:24:19,670 INFO L444 ceAbstractionStarter]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,670 INFO L444 ceAbstractionStarter]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,670 INFO L444 ceAbstractionStarter]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,670 INFO L444 ceAbstractionStarter]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,670 INFO L444 ceAbstractionStarter]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,671 INFO L444 ceAbstractionStarter]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,671 INFO L444 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2019-11-20 02:24:19,671 INFO L444 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2019-11-20 02:24:19,671 INFO L444 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2019-11-20 02:24:19,671 INFO L444 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2019-11-20 02:24:19,671 INFO L444 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2019-11-20 02:24:19,671 INFO L444 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2019-11-20 02:24:19,671 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-20 02:24:19,672 INFO L444 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2019-11-20 02:24:19,672 INFO L444 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2019-11-20 02:24:19,672 INFO L444 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2019-11-20 02:24:19,672 INFO L444 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2019-11-20 02:24:19,672 INFO L444 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2019-11-20 02:24:19,672 INFO L444 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2019-11-20 02:24:19,672 INFO L444 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2019-11-20 02:24:19,673 INFO L444 ceAbstractionStarter]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,673 INFO L444 ceAbstractionStarter]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,673 INFO L444 ceAbstractionStarter]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,673 INFO L444 ceAbstractionStarter]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,673 INFO L444 ceAbstractionStarter]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,673 INFO L444 ceAbstractionStarter]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,673 INFO L444 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2019-11-20 02:24:19,673 INFO L444 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2019-11-20 02:24:19,674 INFO L444 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2019-11-20 02:24:19,674 INFO L444 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2019-11-20 02:24:19,674 INFO L444 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2019-11-20 02:24:19,674 INFO L444 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2019-11-20 02:24:19,674 INFO L444 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2019-11-20 02:24:19,674 INFO L444 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2019-11-20 02:24:19,674 INFO L444 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2019-11-20 02:24:19,674 INFO L444 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2019-11-20 02:24:19,675 INFO L444 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2019-11-20 02:24:19,675 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-20 02:24:19,675 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 166) no Hoare annotation was computed. [2019-11-20 02:24:19,675 INFO L444 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2019-11-20 02:24:19,675 INFO L444 ceAbstractionStarter]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,675 INFO L444 ceAbstractionStarter]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,675 INFO L444 ceAbstractionStarter]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,676 INFO L444 ceAbstractionStarter]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,676 INFO L444 ceAbstractionStarter]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,676 INFO L444 ceAbstractionStarter]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2019-11-20 02:24:19,676 INFO L444 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2019-11-20 02:24:19,676 INFO L444 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2019-11-20 02:24:19,676 INFO L444 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2019-11-20 02:24:19,676 INFO L444 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2019-11-20 02:24:19,677 INFO L444 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2019-11-20 02:24:19,678 INFO L444 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2019-11-20 02:24:19,678 INFO L444 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2019-11-20 02:24:19,678 INFO L444 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2019-11-20 02:24:19,678 INFO L444 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2019-11-20 02:24:19,678 INFO L444 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2019-11-20 02:24:19,678 INFO L444 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2019-11-20 02:24:19,678 INFO L444 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2019-11-20 02:24:19,702 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 02:24:19 BoogieIcfgContainer [2019-11-20 02:24:19,702 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 02:24:19,703 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 02:24:19,703 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 02:24:19,703 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 02:24:19,704 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 02:24:10" (3/4) ... [2019-11-20 02:24:19,707 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 02:24:19,734 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-20 02:24:19,735 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-20 02:24:19,877 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_b6f182d1-a220-437e-a4b3-57aaf0b6413b/bin/uautomizer/witness.graphml [2019-11-20 02:24:19,877 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 02:24:19,878 INFO L168 Benchmark]: Toolchain (without parser) took 11583.37 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 328.2 MB). Free memory was 943.4 MB in the beginning and 873.0 MB in the end (delta: 70.4 MB). Peak memory consumption was 398.6 MB. Max. memory is 11.5 GB. [2019-11-20 02:24:19,879 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 02:24:19,879 INFO L168 Benchmark]: CACSL2BoogieTranslator took 588.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -161.6 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2019-11-20 02:24:19,879 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.61 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-20 02:24:19,880 INFO L168 Benchmark]: Boogie Preprocessor took 69.44 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-20 02:24:19,880 INFO L168 Benchmark]: RCFGBuilder took 1556.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 977.8 MB in the end (delta: 114.0 MB). Peak memory consumption was 114.0 MB. Max. memory is 11.5 GB. [2019-11-20 02:24:19,881 INFO L168 Benchmark]: TraceAbstraction took 9109.42 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 192.9 MB). Free memory was 977.8 MB in the beginning and 895.3 MB in the end (delta: 82.5 MB). Peak memory consumption was 275.4 MB. Max. memory is 11.5 GB. [2019-11-20 02:24:19,881 INFO L168 Benchmark]: Witness Printer took 174.11 ms. Allocated memory is still 1.4 GB. Free memory was 895.3 MB in the beginning and 873.0 MB in the end (delta: 22.3 MB). Peak memory consumption was 22.3 MB. Max. memory is 11.5 GB. [2019-11-20 02:24:19,883 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 588.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -161.6 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 80.61 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 69.44 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1556.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 977.8 MB in the end (delta: 114.0 MB). Peak memory consumption was 114.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 9109.42 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 192.9 MB). Free memory was 977.8 MB in the beginning and 895.3 MB in the end (delta: 82.5 MB). Peak memory consumption was 275.4 MB. Max. memory is 11.5 GB. * Witness Printer took 174.11 ms. Allocated memory is still 1.4 GB. Free memory was 895.3 MB in the beginning and 873.0 MB in the end (delta: 22.3 MB). Peak memory consumption was 22.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 166]: 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: (((!(a10 == 3) && !(a10 == 4)) || ((!(a10 == 3) && 8 <= a19) && !(10 == a19))) || 9 == a19) || (a1 <= 38 && !(10 == a19)) - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: (((!(a10 == 3) && !(a10 == 4)) || ((!(a10 == 3) && 8 <= a19) && !(10 == a19))) || 9 == a19) || (a1 <= 38 && !(10 == a19)) - 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: 9.0s, OverallIterations: 6, TraceHistogramMax: 4, AutomataDifference: 6.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, HoareTripleCheckerStatistics: 199 SDtfs, 1658 SDslu, 55 SDs, 0 SdLazy, 3650 SolverSat, 820 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 159 GetRequests, 135 SyntacticMatches, 5 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2228occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 1807 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 50 NumberOfFragments, 67 HoareAnnotationTreeSize, 3 FomulaSimplifications, 1316 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 1124 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 1116 NumberOfCodeBlocks, 1116 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1109 ConstructedInterpolants, 0 QuantifiedInterpolants, 619340 SizeOfPredicates, 1 NumberOfNonLiveVariables, 195 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 7 InterpolantComputations, 6 PerfectInterpolantSequences, 736/737 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...