./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem10_label44.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30f4e4ab Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem10_label44.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 1bebc36463b2e0e304b25e3a315802f5e039b1f9 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-30f4e4a [2019-11-27 23:01:28,544 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 23:01:28,547 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 23:01:28,568 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 23:01:28,568 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 23:01:28,571 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 23:01:28,573 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 23:01:28,583 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 23:01:28,589 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 23:01:28,593 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 23:01:28,594 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 23:01:28,597 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 23:01:28,597 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 23:01:28,600 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 23:01:28,601 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 23:01:28,603 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 23:01:28,605 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 23:01:28,606 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 23:01:28,609 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 23:01:28,613 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 23:01:28,618 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 23:01:28,623 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 23:01:28,624 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 23:01:28,626 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 23:01:28,630 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 23:01:28,631 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 23:01:28,631 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 23:01:28,633 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 23:01:28,634 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 23:01:28,635 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 23:01:28,635 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 23:01:28,636 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 23:01:28,637 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 23:01:28,639 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 23:01:28,640 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 23:01:28,641 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 23:01:28,642 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 23:01:28,642 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 23:01:28,643 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 23:01:28,644 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 23:01:28,645 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 23:01:28,646 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 23:01:28,681 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 23:01:28,684 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 23:01:28,685 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 23:01:28,686 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 23:01:28,686 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 23:01:28,686 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 23:01:28,686 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 23:01:28,687 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 23:01:28,687 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 23:01:28,687 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 23:01:28,687 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 23:01:28,688 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 23:01:28,688 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 23:01:28,688 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 23:01:28,688 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 23:01:28,688 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 23:01:28,689 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 23:01:28,689 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 23:01:28,689 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 23:01:28,689 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 23:01:28,690 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 23:01:28,690 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 23:01:28,690 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 23:01:28,690 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 23:01:28,691 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 23:01:28,691 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 23:01:28,691 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 23:01:28,691 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 23:01:28,691 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> 1bebc36463b2e0e304b25e3a315802f5e039b1f9 [2019-11-27 23:01:29,033 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 23:01:29,056 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 23:01:29,059 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 23:01:29,061 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 23:01:29,061 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 23:01:29,064 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label44.c [2019-11-27 23:01:29,130 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/428bc4dc5/bb2b29eb4aee4ff7a05714f6e0fca085/FLAG8a9ddd1e6 [2019-11-27 23:01:29,707 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 23:01:29,708 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label44.c [2019-11-27 23:01:29,737 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/428bc4dc5/bb2b29eb4aee4ff7a05714f6e0fca085/FLAG8a9ddd1e6 [2019-11-27 23:01:29,989 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/428bc4dc5/bb2b29eb4aee4ff7a05714f6e0fca085 [2019-11-27 23:01:29,993 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 23:01:29,995 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-27 23:01:29,999 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 23:01:29,999 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 23:01:30,003 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 23:01:30,005 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:01:29" (1/1) ... [2019-11-27 23:01:30,008 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4746e037 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:01:30, skipping insertion in model container [2019-11-27 23:01:30,009 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:01:29" (1/1) ... [2019-11-27 23:01:30,018 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 23:01:30,093 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 23:01:30,612 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 23:01:30,620 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 23:01:30,733 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 23:01:30,753 INFO L208 MainTranslator]: Completed translation [2019-11-27 23:01:30,753 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:01:30 WrapperNode [2019-11-27 23:01:30,753 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 23:01:30,754 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 23:01:30,755 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 23:01:30,755 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 23:01:30,763 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:01:30" (1/1) ... [2019-11-27 23:01:30,787 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:01:30" (1/1) ... [2019-11-27 23:01:30,871 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 23:01:30,872 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 23:01:30,872 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 23:01:30,872 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 23:01:30,882 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:01:30" (1/1) ... [2019-11-27 23:01:30,883 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:01:30" (1/1) ... [2019-11-27 23:01:30,888 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:01:30" (1/1) ... [2019-11-27 23:01:30,888 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:01:30" (1/1) ... [2019-11-27 23:01:30,913 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:01:30" (1/1) ... [2019-11-27 23:01:30,925 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:01:30" (1/1) ... [2019-11-27 23:01:30,931 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:01:30" (1/1) ... [2019-11-27 23:01:30,942 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 23:01:30,942 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-27 23:01:30,942 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-27 23:01:30,945 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-27 23:01:30,946 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:01:30" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-27 23:01:31,013 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-27 23:01:31,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-27 23:01:32,362 INFO L292 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-27 23:01:32,362 INFO L297 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-27 23:01:32,365 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:01:32 BoogieIcfgContainer [2019-11-27 23:01:32,365 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-27 23:01:32,367 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-27 23:01:32,368 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-27 23:01:32,372 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-27 23:01:32,372 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 11:01:29" (1/3) ... [2019-11-27 23:01:32,375 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@645496d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:01:32, skipping insertion in model container [2019-11-27 23:01:32,376 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:01:30" (2/3) ... [2019-11-27 23:01:32,376 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@645496d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:01:32, skipping insertion in model container [2019-11-27 23:01:32,376 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:01:32" (3/3) ... [2019-11-27 23:01:32,379 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem10_label44.c [2019-11-27 23:01:32,389 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-27 23:01:32,398 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-27 23:01:32,411 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-27 23:01:32,451 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-27 23:01:32,451 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-27 23:01:32,451 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-27 23:01:32,451 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-27 23:01:32,452 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-27 23:01:32,452 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-27 23:01:32,452 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-27 23:01:32,453 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-27 23:01:32,477 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states. [2019-11-27 23:01:32,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-27 23:01:32,486 INFO L402 BasicCegarLoop]: Found error trace [2019-11-27 23:01:32,487 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] [2019-11-27 23:01:32,487 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-27 23:01:32,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-27 23:01:32,493 INFO L82 PathProgramCache]: Analyzing trace with hash -66916295, now seen corresponding path program 1 times [2019-11-27 23:01:32,503 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-27 23:01:32,503 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [399947288] [2019-11-27 23:01:32,504 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-27 23:01:32,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-27 23:01:32,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-27 23:01:32,847 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [399947288] [2019-11-27 23:01:32,848 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-27 23:01:32,848 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-27 23:01:32,850 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2058006864] [2019-11-27 23:01:32,856 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-27 23:01:32,856 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-27 23:01:32,870 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-27 23:01:32,871 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-27 23:01:32,874 INFO L87 Difference]: Start difference. First operand 206 states. Second operand 4 states. [2019-11-27 23:01:34,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-27 23:01:34,556 INFO L93 Difference]: Finished difference Result 694 states and 1246 transitions. [2019-11-27 23:01:34,557 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-27 23:01:34,558 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 57 [2019-11-27 23:01:34,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-27 23:01:34,586 INFO L225 Difference]: With dead ends: 694 [2019-11-27 23:01:34,586 INFO L226 Difference]: Without dead ends: 421 [2019-11-27 23:01:34,597 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 [2019-11-27 23:01:34,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 421 states. [2019-11-27 23:01:34,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 421 to 282. [2019-11-27 23:01:34,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2019-11-27 23:01:34,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 432 transitions. [2019-11-27 23:01:34,664 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 432 transitions. Word has length 57 [2019-11-27 23:01:34,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-27 23:01:34,665 INFO L462 AbstractCegarLoop]: Abstraction has 282 states and 432 transitions. [2019-11-27 23:01:34,665 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-27 23:01:34,665 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 432 transitions. [2019-11-27 23:01:34,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2019-11-27 23:01:34,670 INFO L402 BasicCegarLoop]: Found error trace [2019-11-27 23:01:34,670 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-27 23:01:34,671 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-27 23:01:34,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-27 23:01:34,671 INFO L82 PathProgramCache]: Analyzing trace with hash 1137249233, now seen corresponding path program 1 times [2019-11-27 23:01:34,671 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-27 23:01:34,672 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1253142157] [2019-11-27 23:01:34,672 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-27 23:01:34,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-27 23:01:34,888 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-27 23:01:34,888 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1253142157] [2019-11-27 23:01:34,889 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-27 23:01:34,889 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-27 23:01:34,889 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [967391580] [2019-11-27 23:01:34,891 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-27 23:01:34,892 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-27 23:01:34,892 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-27 23:01:34,893 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-27 23:01:34,893 INFO L87 Difference]: Start difference. First operand 282 states and 432 transitions. Second operand 4 states. [2019-11-27 23:01:35,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-27 23:01:35,887 INFO L93 Difference]: Finished difference Result 840 states and 1290 transitions. [2019-11-27 23:01:35,888 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-27 23:01:35,888 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 126 [2019-11-27 23:01:35,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-27 23:01:35,893 INFO L225 Difference]: With dead ends: 840 [2019-11-27 23:01:35,893 INFO L226 Difference]: Without dead ends: 560 [2019-11-27 23:01:35,895 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 [2019-11-27 23:01:35,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 560 states. [2019-11-27 23:01:35,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 560 to 421. [2019-11-27 23:01:35,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 421 states. [2019-11-27 23:01:35,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 421 states and 596 transitions. [2019-11-27 23:01:35,919 INFO L78 Accepts]: Start accepts. Automaton has 421 states and 596 transitions. Word has length 126 [2019-11-27 23:01:35,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-27 23:01:35,919 INFO L462 AbstractCegarLoop]: Abstraction has 421 states and 596 transitions. [2019-11-27 23:01:35,920 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-27 23:01:35,920 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 596 transitions. [2019-11-27 23:01:35,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2019-11-27 23:01:35,926 INFO L402 BasicCegarLoop]: Found error trace [2019-11-27 23:01:35,927 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-27 23:01:35,927 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-27 23:01:35,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-27 23:01:35,928 INFO L82 PathProgramCache]: Analyzing trace with hash 920423616, now seen corresponding path program 1 times [2019-11-27 23:01:35,928 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-27 23:01:35,928 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1982018958] [2019-11-27 23:01:35,929 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-27 23:01:35,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-27 23:01:36,347 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-27 23:01:36,347 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1982018958] [2019-11-27 23:01:36,348 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-27 23:01:36,349 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-27 23:01:36,350 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [154366889] [2019-11-27 23:01:36,352 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-27 23:01:36,353 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-27 23:01:36,354 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-27 23:01:36,355 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2019-11-27 23:01:36,355 INFO L87 Difference]: Start difference. First operand 421 states and 596 transitions. Second operand 6 states. [2019-11-27 23:01:37,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-27 23:01:37,416 INFO L93 Difference]: Finished difference Result 1314 states and 1839 transitions. [2019-11-27 23:01:37,417 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-27 23:01:37,417 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 132 [2019-11-27 23:01:37,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-27 23:01:37,426 INFO L225 Difference]: With dead ends: 1314 [2019-11-27 23:01:37,427 INFO L226 Difference]: Without dead ends: 840 [2019-11-27 23:01:37,428 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 4 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2019-11-27 23:01:37,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 840 states. [2019-11-27 23:01:37,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 840 to 421. [2019-11-27 23:01:37,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 421 states. [2019-11-27 23:01:37,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 421 states and 593 transitions. [2019-11-27 23:01:37,449 INFO L78 Accepts]: Start accepts. Automaton has 421 states and 593 transitions. Word has length 132 [2019-11-27 23:01:37,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-27 23:01:37,449 INFO L462 AbstractCegarLoop]: Abstraction has 421 states and 593 transitions. [2019-11-27 23:01:37,449 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-27 23:01:37,450 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 593 transitions. [2019-11-27 23:01:37,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2019-11-27 23:01:37,453 INFO L402 BasicCegarLoop]: Found error trace [2019-11-27 23:01:37,454 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-27 23:01:37,454 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-27 23:01:37,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-27 23:01:37,455 INFO L82 PathProgramCache]: Analyzing trace with hash -1144312354, now seen corresponding path program 1 times [2019-11-27 23:01:37,455 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-27 23:01:37,455 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1226416781] [2019-11-27 23:01:37,456 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-27 23:01:37,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-27 23:01:37,622 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-27 23:01:37,623 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1226416781] [2019-11-27 23:01:37,624 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-27 23:01:37,624 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-27 23:01:37,626 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [573240615] [2019-11-27 23:01:37,627 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-27 23:01:37,627 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-27 23:01:37,628 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-27 23:01:37,628 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-27 23:01:37,629 INFO L87 Difference]: Start difference. First operand 421 states and 593 transitions. Second operand 4 states. [2019-11-27 23:01:38,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-27 23:01:38,672 INFO L93 Difference]: Finished difference Result 1676 states and 2365 transitions. [2019-11-27 23:01:38,673 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-27 23:01:38,673 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 143 [2019-11-27 23:01:38,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-27 23:01:38,680 INFO L225 Difference]: With dead ends: 1676 [2019-11-27 23:01:38,681 INFO L226 Difference]: Without dead ends: 1257 [2019-11-27 23:01:38,682 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 [2019-11-27 23:01:38,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1257 states. [2019-11-27 23:01:38,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1257 to 977. [2019-11-27 23:01:38,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 977 states. [2019-11-27 23:01:38,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 977 states and 1341 transitions. [2019-11-27 23:01:38,710 INFO L78 Accepts]: Start accepts. Automaton has 977 states and 1341 transitions. Word has length 143 [2019-11-27 23:01:38,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-27 23:01:38,711 INFO L462 AbstractCegarLoop]: Abstraction has 977 states and 1341 transitions. [2019-11-27 23:01:38,711 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-27 23:01:38,711 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1341 transitions. [2019-11-27 23:01:38,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2019-11-27 23:01:38,714 INFO L402 BasicCegarLoop]: Found error trace [2019-11-27 23:01:38,714 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-27 23:01:38,714 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-27 23:01:38,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-27 23:01:38,715 INFO L82 PathProgramCache]: Analyzing trace with hash 1862594837, now seen corresponding path program 1 times [2019-11-27 23:01:38,715 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-27 23:01:38,716 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2080070552] [2019-11-27 23:01:38,716 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-27 23:01:38,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-27 23:01:38,819 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-27 23:01:38,820 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2080070552] [2019-11-27 23:01:38,820 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-27 23:01:38,820 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-27 23:01:38,821 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [256933879] [2019-11-27 23:01:38,821 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-27 23:01:38,822 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-27 23:01:38,822 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-27 23:01:38,822 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-27 23:01:38,822 INFO L87 Difference]: Start difference. First operand 977 states and 1341 transitions. Second operand 4 states. [2019-11-27 23:01:39,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-27 23:01:39,916 INFO L93 Difference]: Finished difference Result 3342 states and 4539 transitions. [2019-11-27 23:01:39,917 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-27 23:01:39,917 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 165 [2019-11-27 23:01:39,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-27 23:01:39,928 INFO L225 Difference]: With dead ends: 3342 [2019-11-27 23:01:39,929 INFO L226 Difference]: Without dead ends: 2367 [2019-11-27 23:01:39,931 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 [2019-11-27 23:01:39,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2367 states. [2019-11-27 23:01:39,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2367 to 1811. [2019-11-27 23:01:39,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1811 states. [2019-11-27 23:01:39,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1811 states to 1811 states and 2346 transitions. [2019-11-27 23:01:39,982 INFO L78 Accepts]: Start accepts. Automaton has 1811 states and 2346 transitions. Word has length 165 [2019-11-27 23:01:39,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-27 23:01:39,983 INFO L462 AbstractCegarLoop]: Abstraction has 1811 states and 2346 transitions. [2019-11-27 23:01:39,983 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-27 23:01:39,983 INFO L276 IsEmpty]: Start isEmpty. Operand 1811 states and 2346 transitions. [2019-11-27 23:01:39,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2019-11-27 23:01:39,987 INFO L402 BasicCegarLoop]: Found error trace [2019-11-27 23:01:39,988 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, 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] [2019-11-27 23:01:39,988 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-27 23:01:39,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-27 23:01:39,989 INFO L82 PathProgramCache]: Analyzing trace with hash 1827292479, now seen corresponding path program 1 times [2019-11-27 23:01:39,989 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-27 23:01:39,989 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1839973341] [2019-11-27 23:01:39,989 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-27 23:01:40,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-27 23:01:40,231 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-27 23:01:40,232 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1839973341] [2019-11-27 23:01:40,232 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-27 23:01:40,232 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-27 23:01:40,233 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1076909506] [2019-11-27 23:01:40,234 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-27 23:01:40,235 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-27 23:01:40,235 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-27 23:01:40,235 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-27 23:01:40,236 INFO L87 Difference]: Start difference. First operand 1811 states and 2346 transitions. Second operand 4 states. [2019-11-27 23:01:41,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-27 23:01:41,200 INFO L93 Difference]: Finished difference Result 4176 states and 5402 transitions. [2019-11-27 23:01:41,201 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-27 23:01:41,201 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 254 [2019-11-27 23:01:41,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-27 23:01:41,211 INFO L225 Difference]: With dead ends: 4176 [2019-11-27 23:01:41,211 INFO L226 Difference]: Without dead ends: 2367 [2019-11-27 23:01:41,215 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-27 23:01:41,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2367 states. [2019-11-27 23:01:41,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2367 to 2367. [2019-11-27 23:01:41,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2367 states. [2019-11-27 23:01:41,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2367 states to 2367 states and 2868 transitions. [2019-11-27 23:01:41,264 INFO L78 Accepts]: Start accepts. Automaton has 2367 states and 2868 transitions. Word has length 254 [2019-11-27 23:01:41,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-27 23:01:41,264 INFO L462 AbstractCegarLoop]: Abstraction has 2367 states and 2868 transitions. [2019-11-27 23:01:41,265 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-27 23:01:41,265 INFO L276 IsEmpty]: Start isEmpty. Operand 2367 states and 2868 transitions. [2019-11-27 23:01:41,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2019-11-27 23:01:41,270 INFO L402 BasicCegarLoop]: Found error trace [2019-11-27 23:01:41,270 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, 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] [2019-11-27 23:01:41,270 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-27 23:01:41,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-27 23:01:41,271 INFO L82 PathProgramCache]: Analyzing trace with hash -1772266684, now seen corresponding path program 1 times [2019-11-27 23:01:41,271 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-27 23:01:41,271 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2128698775] [2019-11-27 23:01:41,271 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-27 23:01:41,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-27 23:01:41,459 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 174 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-27 23:01:41,460 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2128698775] [2019-11-27 23:01:41,460 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-27 23:01:41,461 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-27 23:01:41,461 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351033547] [2019-11-27 23:01:41,462 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-27 23:01:41,462 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-27 23:01:41,471 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-27 23:01:41,472 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-27 23:01:41,472 INFO L87 Difference]: Start difference. First operand 2367 states and 2868 transitions. Second operand 4 states. [2019-11-27 23:01:42,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-27 23:01:42,442 INFO L93 Difference]: Finished difference Result 4730 states and 5733 transitions. [2019-11-27 23:01:42,443 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-27 23:01:42,443 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 255 [2019-11-27 23:01:42,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-27 23:01:42,444 INFO L225 Difference]: With dead ends: 4730 [2019-11-27 23:01:42,444 INFO L226 Difference]: Without dead ends: 0 [2019-11-27 23:01:42,449 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-27 23:01:42,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-27 23:01:42,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-27 23:01:42,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-27 23:01:42,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-27 23:01:42,451 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 255 [2019-11-27 23:01:42,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-27 23:01:42,451 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-27 23:01:42,451 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-27 23:01:42,451 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-27 23:01:42,451 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-27 23:01:42,454 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-27 23:01:42,762 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 28 [2019-11-27 23:01:42,766 INFO L246 CegarLoopResult]: For program point L465(lines 465 572) no Hoare annotation was computed. [2019-11-27 23:01:42,766 INFO L246 CegarLoopResult]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,766 INFO L246 CegarLoopResult]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,766 INFO L246 CegarLoopResult]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,767 INFO L246 CegarLoopResult]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,767 INFO L246 CegarLoopResult]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,767 INFO L246 CegarLoopResult]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,767 INFO L246 CegarLoopResult]: For program point L499(lines 499 572) no Hoare annotation was computed. [2019-11-27 23:01:42,767 INFO L246 CegarLoopResult]: For program point L301(lines 301 572) no Hoare annotation was computed. [2019-11-27 23:01:42,767 INFO L246 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2019-11-27 23:01:42,767 INFO L246 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2019-11-27 23:01:42,767 INFO L246 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2019-11-27 23:01:42,768 INFO L246 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2019-11-27 23:01:42,768 INFO L246 CegarLoopResult]: For program point L70(line 70) no Hoare annotation was computed. [2019-11-27 23:01:42,768 INFO L246 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2019-11-27 23:01:42,768 INFO L246 CegarLoopResult]: For program point L335(lines 335 572) no Hoare annotation was computed. [2019-11-27 23:01:42,768 INFO L246 CegarLoopResult]: For program point L236(lines 236 572) no Hoare annotation was computed. [2019-11-27 23:01:42,768 INFO L246 CegarLoopResult]: For program point L534(lines 534 572) no Hoare annotation was computed. [2019-11-27 23:01:42,768 INFO L246 CegarLoopResult]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,768 INFO L246 CegarLoopResult]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,769 INFO L246 CegarLoopResult]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,774 INFO L246 CegarLoopResult]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,774 INFO L246 CegarLoopResult]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,774 INFO L246 CegarLoopResult]: For program point L436(lines 436 572) no Hoare annotation was computed. [2019-11-27 23:01:42,774 INFO L246 CegarLoopResult]: For program point L403(lines 403 572) no Hoare annotation was computed. [2019-11-27 23:01:42,774 INFO L246 CegarLoopResult]: For program point L370(lines 370 572) no Hoare annotation was computed. [2019-11-27 23:01:42,775 INFO L246 CegarLoopResult]: For program point L271(lines 271 572) no Hoare annotation was computed. [2019-11-27 23:01:42,775 INFO L246 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2019-11-27 23:01:42,775 INFO L246 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2019-11-27 23:01:42,775 INFO L246 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed. [2019-11-27 23:01:42,775 INFO L246 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2019-11-27 23:01:42,775 INFO L246 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2019-11-27 23:01:42,775 INFO L246 CegarLoopResult]: For program point L569(lines 569 572) no Hoare annotation was computed. [2019-11-27 23:01:42,775 INFO L246 CegarLoopResult]: For program point L239(lines 239 572) no Hoare annotation was computed. [2019-11-27 23:01:42,776 INFO L246 CegarLoopResult]: For program point L504(lines 504 572) no Hoare annotation was computed. [2019-11-27 23:01:42,778 INFO L246 CegarLoopResult]: For program point L471(lines 471 572) no Hoare annotation was computed. [2019-11-27 23:01:42,778 INFO L246 CegarLoopResult]: For program point L306(lines 306 572) no Hoare annotation was computed. [2019-11-27 23:01:42,778 INFO L246 CegarLoopResult]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,778 INFO L246 CegarLoopResult]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,778 INFO L246 CegarLoopResult]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,779 INFO L246 CegarLoopResult]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,779 INFO L246 CegarLoopResult]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,779 INFO L246 CegarLoopResult]: For program point L340(lines 340 572) no Hoare annotation was computed. [2019-11-27 23:01:42,779 INFO L246 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2019-11-27 23:01:42,779 INFO L246 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2019-11-27 23:01:42,779 INFO L246 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2019-11-27 23:01:42,779 INFO L246 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed. [2019-11-27 23:01:42,779 INFO L246 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2019-11-27 23:01:42,780 INFO L242 CegarLoopResult]: At program point L573(lines 20 574) the Hoare annotation is: (let ((.cse0 (= ~a10~0 1)) (.cse1 (= ~a19~0 8))) (or (and (not (= ~a19~0 10)) (not .cse0)) (and (< 38 ~a1~0) (= 14 ~a4~0) (= ~a12~0 0) .cse1) (and .cse0 (not .cse1)) (and (<= ~a1~0 218) (= ~a10~0 0)))) [2019-11-27 23:01:42,780 INFO L246 CegarLoopResult]: For program point L540(lines 540 572) no Hoare annotation was computed. [2019-11-27 23:01:42,780 INFO L246 CegarLoopResult]: For program point L408(lines 408 572) no Hoare annotation was computed. [2019-11-27 23:01:42,780 INFO L246 CegarLoopResult]: For program point L375(lines 375 572) no Hoare annotation was computed. [2019-11-27 23:01:42,780 INFO L246 CegarLoopResult]: For program point L210(lines 210 572) no Hoare annotation was computed. [2019-11-27 23:01:42,780 INFO L246 CegarLoopResult]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,781 INFO L246 CegarLoopResult]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,781 INFO L246 CegarLoopResult]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,781 INFO L246 CegarLoopResult]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,781 INFO L246 CegarLoopResult]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,781 INFO L246 CegarLoopResult]: For program point L442(lines 442 572) no Hoare annotation was computed. [2019-11-27 23:01:42,781 INFO L246 CegarLoopResult]: For program point L277(lines 277 572) no Hoare annotation was computed. [2019-11-27 23:01:42,781 INFO L246 CegarLoopResult]: For program point L244(lines 244 572) no Hoare annotation was computed. [2019-11-27 23:01:42,781 INFO L246 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2019-11-27 23:01:42,781 INFO L246 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2019-11-27 23:01:42,782 INFO L246 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2019-11-27 23:01:42,782 INFO L246 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed. [2019-11-27 23:01:42,782 INFO L246 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2019-11-27 23:01:42,782 INFO L246 CegarLoopResult]: For program point L509(lines 509 572) no Hoare annotation was computed. [2019-11-27 23:01:42,782 INFO L246 CegarLoopResult]: For program point L476(lines 476 572) no Hoare annotation was computed. [2019-11-27 23:01:42,782 INFO L249 CegarLoopResult]: At program point L576(lines 576 592) the Hoare annotation is: true [2019-11-27 23:01:42,782 INFO L246 CegarLoopResult]: For program point L378(lines 378 572) no Hoare annotation was computed. [2019-11-27 23:01:42,782 INFO L246 CegarLoopResult]: For program point L345(lines 345 572) no Hoare annotation was computed. [2019-11-27 23:01:42,783 INFO L246 CegarLoopResult]: For program point L312(lines 312 572) no Hoare annotation was computed. [2019-11-27 23:01:42,783 INFO L246 CegarLoopResult]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,783 INFO L246 CegarLoopResult]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,783 INFO L246 CegarLoopResult]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,783 INFO L246 CegarLoopResult]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,783 INFO L246 CegarLoopResult]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,783 INFO L246 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2019-11-27 23:01:42,783 INFO L246 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2019-11-27 23:01:42,784 INFO L246 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2019-11-27 23:01:42,784 INFO L246 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2019-11-27 23:01:42,784 INFO L246 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed. [2019-11-27 23:01:42,784 INFO L246 CegarLoopResult]: For program point L545(lines 545 572) no Hoare annotation was computed. [2019-11-27 23:01:42,784 INFO L246 CegarLoopResult]: For program point L215(lines 215 572) no Hoare annotation was computed. [2019-11-27 23:01:42,785 INFO L246 CegarLoopResult]: For program point L414(lines 414 572) no Hoare annotation was computed. [2019-11-27 23:01:42,786 INFO L246 CegarLoopResult]: For program point L249(lines 249 572) no Hoare annotation was computed. [2019-11-27 23:01:42,786 INFO L246 CegarLoopResult]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,786 INFO L246 CegarLoopResult]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,786 INFO L246 CegarLoopResult]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,786 INFO L246 CegarLoopResult]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,786 INFO L246 CegarLoopResult]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,786 INFO L246 CegarLoopResult]: For program point L514(lines 514 572) no Hoare annotation was computed. [2019-11-27 23:01:42,786 INFO L246 CegarLoopResult]: For program point L481(lines 481 572) no Hoare annotation was computed. [2019-11-27 23:01:42,789 INFO L246 CegarLoopResult]: For program point L448(lines 448 572) no Hoare annotation was computed. [2019-11-27 23:01:42,790 INFO L246 CegarLoopResult]: For program point L283(lines 283 572) no Hoare annotation was computed. [2019-11-27 23:01:42,790 INFO L246 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2019-11-27 23:01:42,790 INFO L246 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2019-11-27 23:01:42,790 INFO L246 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2019-11-27 23:01:42,790 INFO L246 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2019-11-27 23:01:42,790 INFO L246 CegarLoopResult]: For program point L52(line 52) no Hoare annotation was computed. [2019-11-27 23:01:42,790 INFO L246 CegarLoopResult]: For program point L548(lines 548 572) no Hoare annotation was computed. [2019-11-27 23:01:42,791 INFO L246 CegarLoopResult]: For program point L383(lines 383 572) no Hoare annotation was computed. [2019-11-27 23:01:42,795 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-27 23:01:42,795 INFO L246 CegarLoopResult]: For program point L317(lines 317 572) no Hoare annotation was computed. [2019-11-27 23:01:42,795 INFO L242 CegarLoopResult]: At program point L582-2(lines 582 591) the Hoare annotation is: (let ((.cse0 (= ~a10~0 1)) (.cse1 (= ~a19~0 8))) (or (and (not (= ~a19~0 10)) (not .cse0)) (and (< 38 ~a1~0) (= 14 ~a4~0) (= ~a12~0 0) .cse1) (and .cse0 (not .cse1)) (and (<= ~a1~0 218) (= ~a10~0 0)))) [2019-11-27 23:01:42,795 INFO L246 CegarLoopResult]: For program point L351(lines 351 572) no Hoare annotation was computed. [2019-11-27 23:01:42,795 INFO L246 CegarLoopResult]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,795 INFO L246 CegarLoopResult]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,799 INFO L246 CegarLoopResult]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,799 INFO L246 CegarLoopResult]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,799 INFO L246 CegarLoopResult]: For program point L21(lines 21 23) no Hoare annotation was computed. [2019-11-27 23:01:42,799 INFO L246 CegarLoopResult]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,799 INFO L246 CegarLoopResult]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,799 INFO L246 CegarLoopResult]: For program point L517(lines 517 572) no Hoare annotation was computed. [2019-11-27 23:01:42,800 INFO L246 CegarLoopResult]: For program point L286(lines 286 572) no Hoare annotation was computed. [2019-11-27 23:01:42,800 INFO L246 CegarLoopResult]: For program point L220(lines 220 572) no Hoare annotation was computed. [2019-11-27 23:01:42,800 INFO L246 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2019-11-27 23:01:42,800 INFO L246 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2019-11-27 23:01:42,800 INFO L246 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2019-11-27 23:01:42,800 INFO L246 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2019-11-27 23:01:42,800 INFO L246 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2019-11-27 23:01:42,800 INFO L246 CegarLoopResult]: For program point L22(line 22) no Hoare annotation was computed. [2019-11-27 23:01:42,801 INFO L246 CegarLoopResult]: For program point L419(lines 419 572) no Hoare annotation was computed. [2019-11-27 23:01:42,801 INFO L246 CegarLoopResult]: For program point L320(lines 320 572) no Hoare annotation was computed. [2019-11-27 23:01:42,801 INFO L246 CegarLoopResult]: For program point L254(lines 254 572) no Hoare annotation was computed. [2019-11-27 23:01:42,801 INFO L246 CegarLoopResult]: For program point L354(lines 354 572) no Hoare annotation was computed. [2019-11-27 23:01:42,801 INFO L246 CegarLoopResult]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,801 INFO L246 CegarLoopResult]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,801 INFO L246 CegarLoopResult]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,801 INFO L246 CegarLoopResult]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,802 INFO L246 CegarLoopResult]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,802 INFO L246 CegarLoopResult]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,802 INFO L246 CegarLoopResult]: For program point L487(lines 487 572) no Hoare annotation was computed. [2019-11-27 23:01:42,802 INFO L246 CegarLoopResult]: For program point L454(lines 454 572) no Hoare annotation was computed. [2019-11-27 23:01:42,802 INFO L246 CegarLoopResult]: For program point L388(lines 388 572) no Hoare annotation was computed. [2019-11-27 23:01:42,802 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-27 23:01:42,802 INFO L246 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2019-11-27 23:01:42,802 INFO L246 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2019-11-27 23:01:42,802 INFO L246 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2019-11-27 23:01:42,803 INFO L246 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2019-11-27 23:01:42,803 INFO L246 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed. [2019-11-27 23:01:42,803 INFO L246 CegarLoopResult]: For program point L25(line 25) no Hoare annotation was computed. [2019-11-27 23:01:42,803 INFO L246 CegarLoopResult]: For program point L587(line 587) no Hoare annotation was computed. [2019-11-27 23:01:42,803 INFO L246 CegarLoopResult]: For program point L554(lines 554 572) no Hoare annotation was computed. [2019-11-27 23:01:42,803 INFO L246 CegarLoopResult]: For program point L323(lines 323 572) no Hoare annotation was computed. [2019-11-27 23:01:42,803 INFO L246 CegarLoopResult]: For program point L357(lines 357 572) no Hoare annotation was computed. [2019-11-27 23:01:42,803 INFO L246 CegarLoopResult]: For program point L291(lines 291 572) no Hoare annotation was computed. [2019-11-27 23:01:42,803 INFO L246 CegarLoopResult]: For program point L225(lines 225 572) no Hoare annotation was computed. [2019-11-27 23:01:42,804 INFO L246 CegarLoopResult]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,804 INFO L246 CegarLoopResult]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,804 INFO L246 CegarLoopResult]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,804 INFO L246 CegarLoopResult]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,804 INFO L246 CegarLoopResult]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,804 INFO L246 CegarLoopResult]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,804 INFO L246 CegarLoopResult]: For program point L523(lines 523 572) no Hoare annotation was computed. [2019-11-27 23:01:42,804 INFO L246 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2019-11-27 23:01:42,804 INFO L246 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2019-11-27 23:01:42,805 INFO L246 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2019-11-27 23:01:42,805 INFO L246 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2019-11-27 23:01:42,805 INFO L246 CegarLoopResult]: For program point L61(line 61) no Hoare annotation was computed. [2019-11-27 23:01:42,805 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-27 23:01:42,805 INFO L246 CegarLoopResult]: For program point L28(line 28) no Hoare annotation was computed. [2019-11-27 23:01:42,805 INFO L246 CegarLoopResult]: For program point L557(lines 557 572) no Hoare annotation was computed. [2019-11-27 23:01:42,805 INFO L246 CegarLoopResult]: For program point L425(lines 425 572) no Hoare annotation was computed. [2019-11-27 23:01:42,805 INFO L246 CegarLoopResult]: For program point L326(lines 326 572) no Hoare annotation was computed. [2019-11-27 23:01:42,805 INFO L246 CegarLoopResult]: For program point L260(lines 260 572) no Hoare annotation was computed. [2019-11-27 23:01:42,806 INFO L246 CegarLoopResult]: For program point L393(lines 393 572) no Hoare annotation was computed. [2019-11-27 23:01:42,806 INFO L246 CegarLoopResult]: For program point L360(lines 360 572) no Hoare annotation was computed. [2019-11-27 23:01:42,806 INFO L246 CegarLoopResult]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,806 INFO L246 CegarLoopResult]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,806 INFO L246 CegarLoopResult]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,806 INFO L246 CegarLoopResult]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,806 INFO L246 CegarLoopResult]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,806 INFO L246 CegarLoopResult]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,806 INFO L246 CegarLoopResult]: For program point L526(lines 526 572) no Hoare annotation was computed. [2019-11-27 23:01:42,806 INFO L246 CegarLoopResult]: For program point L493(lines 493 572) no Hoare annotation was computed. [2019-11-27 23:01:42,807 INFO L246 CegarLoopResult]: For program point L460(lines 460 572) no Hoare annotation was computed. [2019-11-27 23:01:42,807 INFO L246 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2019-11-27 23:01:42,807 INFO L246 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2019-11-27 23:01:42,807 INFO L246 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2019-11-27 23:01:42,807 INFO L246 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2019-11-27 23:01:42,807 INFO L246 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2019-11-27 23:01:42,807 INFO L246 CegarLoopResult]: For program point L31(line 31) no Hoare annotation was computed. [2019-11-27 23:01:42,807 INFO L246 CegarLoopResult]: For program point L329(lines 329 572) no Hoare annotation was computed. [2019-11-27 23:01:42,808 INFO L246 CegarLoopResult]: For program point L296(lines 296 572) no Hoare annotation was computed. [2019-11-27 23:01:42,808 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-27 23:01:42,808 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 175) no Hoare annotation was computed. [2019-11-27 23:01:42,808 INFO L246 CegarLoopResult]: For program point L231(lines 231 572) no Hoare annotation was computed. [2019-11-27 23:01:42,808 INFO L246 CegarLoopResult]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,808 INFO L246 CegarLoopResult]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,808 INFO L246 CegarLoopResult]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,808 INFO L246 CegarLoopResult]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,809 INFO L246 CegarLoopResult]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,809 INFO L246 CegarLoopResult]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2019-11-27 23:01:42,809 INFO L246 CegarLoopResult]: For program point L529(lines 529 572) no Hoare annotation was computed. [2019-11-27 23:01:42,809 INFO L246 CegarLoopResult]: For program point L430(lines 430 572) no Hoare annotation was computed. [2019-11-27 23:01:42,809 INFO L246 CegarLoopResult]: For program point L265(lines 265 572) no Hoare annotation was computed. [2019-11-27 23:01:42,809 INFO L246 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2019-11-27 23:01:42,809 INFO L246 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2019-11-27 23:01:42,809 INFO L246 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2019-11-27 23:01:42,809 INFO L246 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2019-11-27 23:01:42,810 INFO L246 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2019-11-27 23:01:42,810 INFO L246 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2019-11-27 23:01:42,810 INFO L246 CegarLoopResult]: For program point L563(lines 563 572) no Hoare annotation was computed. [2019-11-27 23:01:42,810 INFO L246 CegarLoopResult]: For program point L398(lines 398 572) no Hoare annotation was computed. [2019-11-27 23:01:42,810 INFO L246 CegarLoopResult]: For program point L365(lines 365 572) no Hoare annotation was computed. [2019-11-27 23:01:42,848 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.11 11:01:42 BoogieIcfgContainer [2019-11-27 23:01:42,848 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-27 23:01:42,849 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-27 23:01:42,849 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-27 23:01:42,849 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-27 23:01:42,850 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:01:32" (3/4) ... [2019-11-27 23:01:42,854 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-27 23:01:42,890 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-27 23:01:42,891 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-27 23:01:43,129 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-27 23:01:43,129 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-27 23:01:43,131 INFO L168 Benchmark]: Toolchain (without parser) took 13136.58 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 350.2 MB). Free memory was 957.7 MB in the beginning and 1.3 GB in the end (delta: -377.8 MB). Peak memory consumption was 456.8 MB. Max. memory is 11.5 GB. [2019-11-27 23:01:43,131 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-27 23:01:43,131 INFO L168 Benchmark]: CACSL2BoogieTranslator took 755.13 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 73.4 MB). Free memory was 957.7 MB in the beginning and 1.0 GB in the end (delta: -82.3 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. [2019-11-27 23:01:43,132 INFO L168 Benchmark]: Boogie Procedure Inliner took 117.18 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. [2019-11-27 23:01:43,132 INFO L168 Benchmark]: Boogie Preprocessor took 70.20 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. [2019-11-27 23:01:43,133 INFO L168 Benchmark]: RCFGBuilder took 1423.70 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 921.1 MB in the end (delta: 104.8 MB). Peak memory consumption was 104.8 MB. Max. memory is 11.5 GB. [2019-11-27 23:01:43,133 INFO L168 Benchmark]: TraceAbstraction took 10481.05 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 173.0 MB). Free memory was 921.1 MB in the beginning and 752.7 MB in the end (delta: 168.4 MB). Peak memory consumption was 341.4 MB. Max. memory is 11.5 GB. [2019-11-27 23:01:43,134 INFO L168 Benchmark]: Witness Printer took 280.36 ms. Allocated memory was 1.3 GB in the beginning and 1.4 GB in the end (delta: 103.8 MB). Free memory was 752.7 MB in the beginning and 1.3 GB in the end (delta: -582.8 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-27 23:01:43,136 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 755.13 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 73.4 MB). Free memory was 957.7 MB in the beginning and 1.0 GB in the end (delta: -82.3 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 117.18 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 70.20 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1423.70 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 921.1 MB in the end (delta: 104.8 MB). Peak memory consumption was 104.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10481.05 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 173.0 MB). Free memory was 921.1 MB in the beginning and 752.7 MB in the end (delta: 168.4 MB). Peak memory consumption was 341.4 MB. Max. memory is 11.5 GB. * Witness Printer took 280.36 ms. Allocated memory was 1.3 GB in the beginning and 1.4 GB in the end (delta: 103.8 MB). Free memory was 752.7 MB in the beginning and 1.3 GB in the end (delta: -582.8 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 175]: 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 == 10) && !(a10 == 1)) || (((38 < a1 && 14 == a4) && a12 == 0) && a19 == 8)) || (a10 == 1 && !(a19 == 8))) || (a1 <= 218 && a10 == 0) - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: (((!(a19 == 10) && !(a10 == 1)) || (((38 < a1 && 14 == a4) && a12 == 0) && a19 == 8)) || (a10 == 1 && !(a19 == 8))) || (a1 <= 218 && a10 == 0) - InvariantResult [Line: 576]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 206 locations, 1 error locations. Result: SAFE, OverallTime: 10.0s, OverallIterations: 7, TraceHistogramMax: 3, AutomataDifference: 7.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, HoareTripleCheckerStatistics: 231 SDtfs, 1585 SDslu, 84 SDs, 0 SdLazy, 5050 SolverSat, 840 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 33 GetRequests, 9 SyntacticMatches, 8 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2367occurred in iteration=6, 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, 7 MinimizatonAttempts, 1533 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 44 NumberOfFragments, 77 HoareAnnotationTreeSize, 3 FomulaSimplifications, 2042 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 950 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 1132 NumberOfCodeBlocks, 1132 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1125 ConstructedInterpolants, 0 QuantifiedInterpolants, 596289 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 584/584 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...