/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label17.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-36cd7be [2021-02-23 13:44:28,807 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-23 13:44:28,810 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-23 13:44:28,875 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-02-23 13:44:28,918 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-23 13:44:28,921 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-23 13:44:28,923 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-23 13:44:28,925 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-23 13:44:28,929 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-23 13:44:28,930 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-23 13:44:28,938 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-23 13:44:28,946 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-23 13:44:28,948 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-23 13:44:28,951 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-23 13:44:28,953 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-23 13:44:28,956 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-23 13:44:28,965 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-02-23 13:44:28,978 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-23 13:44:28,979 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-23 13:44:28,980 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-23 13:44:28,981 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2021-02-23 13:44:29,045 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-23 13:44:29,045 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-23 13:44:29,050 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-02-23 13:44:29,050 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-02-23 13:44:29,051 INFO L138 SettingsManager]: * Use SBE=true [2021-02-23 13:44:29,051 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-23 13:44:29,051 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-23 13:44:29,051 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-23 13:44:29,051 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-23 13:44:29,052 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-23 13:44:29,053 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-23 13:44:29,054 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-23 13:44:29,054 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-23 13:44:29,054 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-23 13:44:29,054 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-23 13:44:29,055 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-23 13:44:29,055 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-23 13:44:29,055 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-23 13:44:29,055 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-02-23 13:44:29,056 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-23 13:44:29,056 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-23 13:44:29,057 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-23 13:44:29,057 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-02-23 13:44:29,057 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-02-23 13:44:29,057 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-02-23 13:44:29,058 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-02-23 13:44:29,058 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-23 13:44:29,058 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-02-23 13:44:29,058 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-23 13:44:29,519 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-23 13:44:29,551 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-23 13:44:29,555 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-23 13:44:29,556 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-23 13:44:29,557 INFO L275 PluginConnector]: CDTParser initialized [2021-02-23 13:44:29,558 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label17.c [2021-02-23 13:44:29,658 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09c7cf9c2/43c063d92386481a9037188d1345ee72/FLAGe71297ed6 [2021-02-23 13:44:30,453 INFO L306 CDTParser]: Found 1 translation units. [2021-02-23 13:44:30,454 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label17.c [2021-02-23 13:44:30,477 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09c7cf9c2/43c063d92386481a9037188d1345ee72/FLAGe71297ed6 [2021-02-23 13:44:30,716 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09c7cf9c2/43c063d92386481a9037188d1345ee72 [2021-02-23 13:44:30,720 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-23 13:44:30,738 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-23 13:44:30,744 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-23 13:44:30,744 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-23 13:44:30,749 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-23 13:44:30,750 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.02 01:44:30" (1/1) ... [2021-02-23 13:44:30,753 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@757e14df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 01:44:30, skipping insertion in model container [2021-02-23 13:44:30,753 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.02 01:44:30" (1/1) ... [2021-02-23 13:44:30,763 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-23 13:44:30,840 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-23 13:44:31,252 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label17.c[18943,18956] [2021-02-23 13:44:31,303 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-23 13:44:31,321 INFO L203 MainTranslator]: Completed pre-run [2021-02-23 13:44:31,508 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label17.c[18943,18956] [2021-02-23 13:44:31,548 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-23 13:44:31,568 INFO L208 MainTranslator]: Completed translation [2021-02-23 13:44:31,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 01:44:31 WrapperNode [2021-02-23 13:44:31,569 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-23 13:44:31,570 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-23 13:44:31,570 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-23 13:44:31,571 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-23 13:44:31,587 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 01:44:31" (1/1) ... [2021-02-23 13:44:31,587 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 01:44:31" (1/1) ... [2021-02-23 13:44:31,609 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 01:44:31" (1/1) ... [2021-02-23 13:44:31,609 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 01:44:31" (1/1) ... [2021-02-23 13:44:31,651 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 01:44:31" (1/1) ... [2021-02-23 13:44:31,669 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 01:44:31" (1/1) ... [2021-02-23 13:44:31,674 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 01:44:31" (1/1) ... [2021-02-23 13:44:31,681 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-23 13:44:31,682 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-23 13:44:31,683 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-23 13:44:31,683 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-23 13:44:31,684 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 01:44:31" (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 [2021-02-23 13:44:31,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-23 13:44:31,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-23 13:44:31,791 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-23 13:44:31,791 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2021-02-23 13:44:31,791 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-23 13:44:31,791 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2021-02-23 13:44:31,791 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-23 13:44:31,792 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-23 13:44:31,792 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-23 13:44:31,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-23 13:44:31,792 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-02-23 13:44:31,793 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2021-02-23 13:44:31,793 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-23 13:44:31,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-23 13:44:31,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-23 13:44:31,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-23 13:44:31,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-23 13:44:31,794 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-23 13:44:31,794 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-23 13:44:33,365 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-23 13:44:33,365 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-02-23 13:44:33,371 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.02 01:44:33 BoogieIcfgContainer [2021-02-23 13:44:33,371 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-23 13:44:33,374 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-23 13:44:33,374 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-23 13:44:33,378 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-23 13:44:33,378 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.02 01:44:30" (1/3) ... [2021-02-23 13:44:33,379 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f7aed1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.02 01:44:33, skipping insertion in model container [2021-02-23 13:44:33,379 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 01:44:31" (2/3) ... [2021-02-23 13:44:33,380 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f7aed1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.02 01:44:33, skipping insertion in model container [2021-02-23 13:44:33,380 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.02 01:44:33" (3/3) ... [2021-02-23 13:44:33,382 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem02_label17.c [2021-02-23 13:44:33,389 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-02-23 13:44:33,395 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-23 13:44:33,415 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-23 13:44:33,447 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-23 13:44:33,447 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-23 13:44:33,448 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-02-23 13:44:33,448 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-23 13:44:33,448 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-23 13:44:33,448 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-23 13:44:33,448 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-23 13:44:33,448 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-23 13:44:33,474 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2021-02-23 13:44:33,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-02-23 13:44:33,489 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 13:44:33,490 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 13:44:33,491 INFO L428 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 13:44:33,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 13:44:33,498 INFO L82 PathProgramCache]: Analyzing trace with hash -1816842588, now seen corresponding path program 1 times [2021-02-23 13:44:33,508 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-23 13:44:33,509 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1934984467] [2021-02-23 13:44:33,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 13:44:33,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:44:34,185 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:44:34,187 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 13:44:34,205 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:44:34,206 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 13:44:34,208 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:44:34,209 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 13:44:34,212 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:44:34,213 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:44:34,386 WARN L202 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-02-23 13:44:34,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 13:44:34,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:44:34,410 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:44:34,411 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 13:44:34,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-23 13:44:34,501 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1934984467] [2021-02-23 13:44:34,502 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 13:44:34,502 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-02-23 13:44:34,503 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [637370570] [2021-02-23 13:44:34,510 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-02-23 13:44:34,510 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-23 13:44:34,526 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-02-23 13:44:34,527 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-02-23 13:44:34,529 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 4 states. [2021-02-23 13:44:34,745 WARN L202 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-02-23 13:44:37,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 13:44:37,346 INFO L93 Difference]: Finished difference Result 662 states and 1113 transitions. [2021-02-23 13:44:37,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-23 13:44:37,349 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 125 [2021-02-23 13:44:37,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 13:44:37,367 INFO L225 Difference]: With dead ends: 662 [2021-02-23 13:44:37,367 INFO L226 Difference]: Without dead ends: 341 [2021-02-23 13:44:37,376 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-02-23 13:44:37,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 341 states. [2021-02-23 13:44:37,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 341 to 337. [2021-02-23 13:44:37,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 337 states. [2021-02-23 13:44:37,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 337 states and 488 transitions. [2021-02-23 13:44:37,460 INFO L78 Accepts]: Start accepts. Automaton has 337 states and 488 transitions. Word has length 125 [2021-02-23 13:44:37,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 13:44:37,462 INFO L480 AbstractCegarLoop]: Abstraction has 337 states and 488 transitions. [2021-02-23 13:44:37,462 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-02-23 13:44:37,462 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 488 transitions. [2021-02-23 13:44:37,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-02-23 13:44:37,467 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 13:44:37,467 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 13:44:37,468 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-23 13:44:37,468 INFO L428 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 13:44:37,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 13:44:37,469 INFO L82 PathProgramCache]: Analyzing trace with hash 1753404272, now seen corresponding path program 1 times [2021-02-23 13:44:37,469 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-23 13:44:37,470 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1863522545] [2021-02-23 13:44:37,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 13:44:37,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:44:37,628 WARN L141 QuantifierPusher]: treesize reduction 23, result has 25.8 percent of original size [2021-02-23 13:44:37,629 WARN L147 QuantifierPusher]: treesize reduction 23, result has 25.8 percent of original size 8 [2021-02-23 13:44:37,647 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:44:37,648 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-02-23 13:44:37,649 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:44:37,650 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:44:37,802 WARN L202 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-02-23 13:44:37,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 13:44:37,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:44:37,821 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:44:37,822 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-02-23 13:44:37,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-02-23 13:44:37,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:44:37,871 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:44:37,874 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-23 13:44:37,909 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:44:37,912 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-02-23 13:44:37,972 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-23 13:44:37,972 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1863522545] [2021-02-23 13:44:37,973 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 13:44:37,973 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-02-23 13:44:37,973 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [890720330] [2021-02-23 13:44:37,975 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-02-23 13:44:37,976 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-23 13:44:37,976 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-02-23 13:44:37,977 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-02-23 13:44:37,977 INFO L87 Difference]: Start difference. First operand 337 states and 488 transitions. Second operand 7 states. [2021-02-23 13:44:38,209 WARN L202 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-02-23 13:44:38,852 WARN L202 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-02-23 13:44:40,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 13:44:40,875 INFO L93 Difference]: Finished difference Result 989 states and 1462 transitions. [2021-02-23 13:44:40,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-02-23 13:44:40,876 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 133 [2021-02-23 13:44:40,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 13:44:40,884 INFO L225 Difference]: With dead ends: 989 [2021-02-23 13:44:40,884 INFO L226 Difference]: Without dead ends: 658 [2021-02-23 13:44:40,888 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2021-02-23 13:44:40,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 658 states. [2021-02-23 13:44:40,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 658 to 642. [2021-02-23 13:44:40,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 642 states. [2021-02-23 13:44:40,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 642 states and 882 transitions. [2021-02-23 13:44:40,945 INFO L78 Accepts]: Start accepts. Automaton has 642 states and 882 transitions. Word has length 133 [2021-02-23 13:44:40,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 13:44:40,946 INFO L480 AbstractCegarLoop]: Abstraction has 642 states and 882 transitions. [2021-02-23 13:44:40,946 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-02-23 13:44:40,946 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 882 transitions. [2021-02-23 13:44:40,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-02-23 13:44:40,951 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 13:44:40,952 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 13:44:40,952 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-02-23 13:44:40,952 INFO L428 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 13:44:40,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 13:44:40,953 INFO L82 PathProgramCache]: Analyzing trace with hash -639915186, now seen corresponding path program 1 times [2021-02-23 13:44:40,953 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-23 13:44:40,954 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1095937472] [2021-02-23 13:44:40,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 13:44:40,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:44:41,011 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:44:41,012 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 13:44:41,018 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:44:41,019 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 13:44:41,020 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:44:41,020 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:44:41,166 WARN L202 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-02-23 13:44:41,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 13:44:41,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:44:41,194 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:44:41,195 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 13:44:41,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-02-23 13:44:41,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:44:41,235 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:44:41,236 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 13:44:41,248 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:44:41,249 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 13:44:41,279 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-23 13:44:41,280 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1095937472] [2021-02-23 13:44:41,280 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 13:44:41,280 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-02-23 13:44:41,280 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [415189135] [2021-02-23 13:44:41,281 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-02-23 13:44:41,281 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-23 13:44:41,282 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-02-23 13:44:41,282 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-02-23 13:44:41,283 INFO L87 Difference]: Start difference. First operand 642 states and 882 transitions. Second operand 7 states. [2021-02-23 13:44:41,454 WARN L202 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-02-23 13:44:42,350 WARN L202 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-02-23 13:44:44,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 13:44:44,241 INFO L93 Difference]: Finished difference Result 1923 states and 2784 transitions. [2021-02-23 13:44:44,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-23 13:44:44,242 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 136 [2021-02-23 13:44:44,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 13:44:44,259 INFO L225 Difference]: With dead ends: 1923 [2021-02-23 13:44:44,259 INFO L226 Difference]: Without dead ends: 1287 [2021-02-23 13:44:44,264 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2021-02-23 13:44:44,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1287 states. [2021-02-23 13:44:44,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1287 to 1255. [2021-02-23 13:44:44,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1255 states. [2021-02-23 13:44:44,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 1255 states and 1688 transitions. [2021-02-23 13:44:44,422 INFO L78 Accepts]: Start accepts. Automaton has 1255 states and 1688 transitions. Word has length 136 [2021-02-23 13:44:44,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 13:44:44,425 INFO L480 AbstractCegarLoop]: Abstraction has 1255 states and 1688 transitions. [2021-02-23 13:44:44,425 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-02-23 13:44:44,425 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 1688 transitions. [2021-02-23 13:44:44,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-02-23 13:44:44,438 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 13:44:44,439 INFO L422 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 13:44:44,439 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-02-23 13:44:44,439 INFO L428 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 13:44:44,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 13:44:44,440 INFO L82 PathProgramCache]: Analyzing trace with hash -1719222433, now seen corresponding path program 1 times [2021-02-23 13:44:44,441 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-23 13:44:44,441 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1923597922] [2021-02-23 13:44:44,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 13:44:44,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:44:44,563 WARN L141 QuantifierPusher]: treesize reduction 17, result has 19.0 percent of original size [2021-02-23 13:44:44,565 WARN L147 QuantifierPusher]: treesize reduction 17, result has 19.0 percent of original size 4 [2021-02-23 13:44:44,572 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:44:44,572 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 13:44:44,573 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:44:44,574 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:44:44,718 WARN L202 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-02-23 13:44:44,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 13:44:44,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:44:44,732 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:44:44,733 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 13:44:44,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-02-23 13:44:44,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:44:44,792 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:44:44,793 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 13:44:44,807 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:44:44,808 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 13:44:44,851 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-23 13:44:44,851 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1923597922] [2021-02-23 13:44:44,852 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 13:44:44,852 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-02-23 13:44:44,852 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1635616039] [2021-02-23 13:44:44,853 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-02-23 13:44:44,853 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-23 13:44:44,854 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-02-23 13:44:44,854 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-02-23 13:44:44,854 INFO L87 Difference]: Start difference. First operand 1255 states and 1688 transitions. Second operand 8 states. [2021-02-23 13:44:45,050 WARN L202 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-02-23 13:44:45,327 WARN L202 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-02-23 13:44:47,502 WARN L202 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-02-23 13:44:48,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 13:44:48,945 INFO L93 Difference]: Finished difference Result 4326 states and 5971 transitions. [2021-02-23 13:44:48,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-02-23 13:44:48,946 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 153 [2021-02-23 13:44:48,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 13:44:48,946 INFO L225 Difference]: With dead ends: 4326 [2021-02-23 13:44:48,946 INFO L226 Difference]: Without dead ends: 0 [2021-02-23 13:44:48,956 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2021-02-23 13:44:48,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-02-23 13:44:48,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-02-23 13:44:48,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-02-23 13:44:48,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-02-23 13:44:48,957 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 153 [2021-02-23 13:44:48,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 13:44:48,958 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-02-23 13:44:48,958 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-02-23 13:44:48,958 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-02-23 13:44:48,958 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-02-23 13:44:48,958 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-02-23 13:44:48,961 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-02-23 13:44:49,524 WARN L202 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 29 [2021-02-23 13:44:50,265 WARN L202 SmtUtils]: Spent 734.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 35 [2021-02-23 13:44:50,452 WARN L202 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-02-23 13:44:50,526 INFO L189 CegarLoopUtils]: For program point reach_errorEXIT(line 12) no Hoare annotation was computed. [2021-02-23 13:44:50,527 INFO L189 CegarLoopUtils]: For program point reach_errorENTRY(line 12) no Hoare annotation was computed. [2021-02-23 13:44:50,527 INFO L189 CegarLoopUtils]: For program point reach_errorFINAL(line 12) no Hoare annotation was computed. [2021-02-23 13:44:50,527 INFO L189 CegarLoopUtils]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2021-02-23 13:44:50,527 INFO L185 CegarLoopUtils]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a28~0 |old(~a28~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= ~a21~0 |old(~a21~0)|) (= |#t~string6.base| |old(#t~string6.base)|) (= ~f~0 |old(~f~0)|) (= ~a19~0 |old(~a19~0)|) (= |old(#valid)| |#valid|) (= |#t~string5.base| |old(#t~string5.base)|) (= ~a11~0 |old(~a11~0)|) (= ~w~0 |old(~w~0)|) (= ~u~0 |old(~u~0)|) (= ~e~0 |old(~e~0)|) (= |#NULL.base| |old(#NULL.base)|) (= ~y~0 |old(~y~0)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~a17~0 |old(~a17~0)|) (= ~c~0 |old(~c~0)|) (= ~a25~0 |old(~a25~0)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~z~0 |old(~z~0)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= ~a~0 |old(~a~0)|) (= ~x~0 |old(~x~0)|) (= ~d~0 |old(~d~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= ~v~0 |old(~v~0)|)) [2021-02-23 13:44:50,528 INFO L189 CegarLoopUtils]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2021-02-23 13:44:50,528 INFO L189 CegarLoopUtils]: For program point L399(lines 399 423) no Hoare annotation was computed. [2021-02-23 13:44:50,528 INFO L189 CegarLoopUtils]: For program point L201(lines 201 423) no Hoare annotation was computed. [2021-02-23 13:44:50,528 INFO L189 CegarLoopUtils]: For program point L69(lines 69 423) no Hoare annotation was computed. [2021-02-23 13:44:50,528 INFO L189 CegarLoopUtils]: For program point L598-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,528 INFO L189 CegarLoopUtils]: For program point L565-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,529 INFO L189 CegarLoopUtils]: For program point L532-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,529 INFO L189 CegarLoopUtils]: For program point L499-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,529 INFO L189 CegarLoopUtils]: For program point L466-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,529 INFO L189 CegarLoopUtils]: For program point L433-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,529 INFO L189 CegarLoopUtils]: For program point L301(lines 301 423) no Hoare annotation was computed. [2021-02-23 13:44:50,529 INFO L189 CegarLoopUtils]: For program point L235(lines 235 423) no Hoare annotation was computed. [2021-02-23 13:44:50,529 INFO L189 CegarLoopUtils]: For program point L169(lines 169 423) no Hoare annotation was computed. [2021-02-23 13:44:50,530 INFO L189 CegarLoopUtils]: For program point L599(line 599) no Hoare annotation was computed. [2021-02-23 13:44:50,530 INFO L189 CegarLoopUtils]: For program point L566(line 566) no Hoare annotation was computed. [2021-02-23 13:44:50,530 INFO L189 CegarLoopUtils]: For program point L533(line 533) no Hoare annotation was computed. [2021-02-23 13:44:50,530 INFO L189 CegarLoopUtils]: For program point L500(line 500) no Hoare annotation was computed. [2021-02-23 13:44:50,530 INFO L189 CegarLoopUtils]: For program point L467(line 467) no Hoare annotation was computed. [2021-02-23 13:44:50,530 INFO L189 CegarLoopUtils]: For program point L434(line 434) no Hoare annotation was computed. [2021-02-23 13:44:50,531 INFO L189 CegarLoopUtils]: For program point L269(lines 269 423) no Hoare annotation was computed. [2021-02-23 13:44:50,531 INFO L189 CegarLoopUtils]: For program point L303(lines 303 423) no Hoare annotation was computed. [2021-02-23 13:44:50,531 INFO L189 CegarLoopUtils]: For program point L204(lines 204 423) no Hoare annotation was computed. [2021-02-23 13:44:50,531 INFO L189 CegarLoopUtils]: For program point L105(lines 105 423) no Hoare annotation was computed. [2021-02-23 13:44:50,531 INFO L189 CegarLoopUtils]: For program point L601-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,531 INFO L189 CegarLoopUtils]: For program point L568-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,531 INFO L189 CegarLoopUtils]: For program point L535-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,532 INFO L189 CegarLoopUtils]: For program point L502-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,532 INFO L189 CegarLoopUtils]: For program point L469-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,532 INFO L189 CegarLoopUtils]: For program point L436-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,532 INFO L189 CegarLoopUtils]: For program point L271(lines 271 423) no Hoare annotation was computed. [2021-02-23 13:44:50,532 INFO L189 CegarLoopUtils]: For program point L40(lines 40 423) no Hoare annotation was computed. [2021-02-23 13:44:50,532 INFO L189 CegarLoopUtils]: For program point L602(line 602) no Hoare annotation was computed. [2021-02-23 13:44:50,532 INFO L189 CegarLoopUtils]: For program point L569(line 569) no Hoare annotation was computed. [2021-02-23 13:44:50,533 INFO L189 CegarLoopUtils]: For program point L536(line 536) no Hoare annotation was computed. [2021-02-23 13:44:50,533 INFO L189 CegarLoopUtils]: For program point L503(line 503) no Hoare annotation was computed. [2021-02-23 13:44:50,533 INFO L189 CegarLoopUtils]: For program point L470(line 470) no Hoare annotation was computed. [2021-02-23 13:44:50,533 INFO L189 CegarLoopUtils]: For program point L437(line 437) no Hoare annotation was computed. [2021-02-23 13:44:50,533 INFO L189 CegarLoopUtils]: For program point L404(lines 404 423) no Hoare annotation was computed. [2021-02-23 13:44:50,533 INFO L189 CegarLoopUtils]: For program point L371(lines 371 423) no Hoare annotation was computed. [2021-02-23 13:44:50,533 INFO L189 CegarLoopUtils]: For program point L338(lines 338 423) no Hoare annotation was computed. [2021-02-23 13:44:50,534 INFO L189 CegarLoopUtils]: For program point L272(lines 272 284) no Hoare annotation was computed. [2021-02-23 13:44:50,534 INFO L189 CegarLoopUtils]: For program point L272-2(lines 272 284) no Hoare annotation was computed. [2021-02-23 13:44:50,534 INFO L189 CegarLoopUtils]: For program point L140(lines 140 423) no Hoare annotation was computed. [2021-02-23 13:44:50,534 INFO L189 CegarLoopUtils]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 539) no Hoare annotation was computed. [2021-02-23 13:44:50,534 INFO L189 CegarLoopUtils]: For program point L75(lines 75 423) no Hoare annotation was computed. [2021-02-23 13:44:50,534 INFO L189 CegarLoopUtils]: For program point L604-1(lines 604 606) no Hoare annotation was computed. [2021-02-23 13:44:50,534 INFO L189 CegarLoopUtils]: For program point L571-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,535 INFO L189 CegarLoopUtils]: For program point L538-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,535 INFO L189 CegarLoopUtils]: For program point L505-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,535 INFO L189 CegarLoopUtils]: For program point L472-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,535 INFO L189 CegarLoopUtils]: For program point L439-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,535 INFO L189 CegarLoopUtils]: For program point L307(lines 307 423) no Hoare annotation was computed. [2021-02-23 13:44:50,535 INFO L189 CegarLoopUtils]: For program point L208(lines 208 423) no Hoare annotation was computed. [2021-02-23 13:44:50,535 INFO L189 CegarLoopUtils]: For program point L175(lines 175 423) no Hoare annotation was computed. [2021-02-23 13:44:50,536 INFO L189 CegarLoopUtils]: For program point L109(lines 109 423) no Hoare annotation was computed. [2021-02-23 13:44:50,536 INFO L189 CegarLoopUtils]: For program point L605(line 605) no Hoare annotation was computed. [2021-02-23 13:44:50,536 INFO L189 CegarLoopUtils]: For program point L572(line 572) no Hoare annotation was computed. [2021-02-23 13:44:50,536 INFO L189 CegarLoopUtils]: For program point L539(line 539) no Hoare annotation was computed. [2021-02-23 13:44:50,536 INFO L189 CegarLoopUtils]: For program point L506(line 506) no Hoare annotation was computed. [2021-02-23 13:44:50,536 INFO L189 CegarLoopUtils]: For program point L473(line 473) no Hoare annotation was computed. [2021-02-23 13:44:50,537 INFO L189 CegarLoopUtils]: For program point L440(line 440) no Hoare annotation was computed. [2021-02-23 13:44:50,537 INFO L189 CegarLoopUtils]: For program point L341(lines 341 423) no Hoare annotation was computed. [2021-02-23 13:44:50,537 INFO L189 CegarLoopUtils]: For program point L308(lines 308 317) no Hoare annotation was computed. [2021-02-23 13:44:50,537 INFO L189 CegarLoopUtils]: For program point L242(lines 242 423) no Hoare annotation was computed. [2021-02-23 13:44:50,537 INFO L189 CegarLoopUtils]: For program point L308-2(lines 308 317) no Hoare annotation was computed. [2021-02-23 13:44:50,537 INFO L189 CegarLoopUtils]: For program point L408(lines 408 423) no Hoare annotation was computed. [2021-02-23 13:44:50,537 INFO L189 CegarLoopUtils]: For program point L342(lines 342 345) no Hoare annotation was computed. [2021-02-23 13:44:50,538 INFO L189 CegarLoopUtils]: For program point L342-2(lines 342 345) no Hoare annotation was computed. [2021-02-23 13:44:50,538 INFO L189 CegarLoopUtils]: For program point L144(lines 144 423) no Hoare annotation was computed. [2021-02-23 13:44:50,538 INFO L189 CegarLoopUtils]: For program point L45(lines 45 423) no Hoare annotation was computed. [2021-02-23 13:44:50,538 INFO L189 CegarLoopUtils]: For program point L574-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,538 INFO L189 CegarLoopUtils]: For program point L541-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,538 INFO L189 CegarLoopUtils]: For program point L508-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,538 INFO L189 CegarLoopUtils]: For program point L475-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,539 INFO L189 CegarLoopUtils]: For program point L442-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,539 INFO L189 CegarLoopUtils]: For program point L244(lines 244 423) no Hoare annotation was computed. [2021-02-23 13:44:50,539 INFO L189 CegarLoopUtils]: For program point L79(lines 79 423) no Hoare annotation was computed. [2021-02-23 13:44:50,539 INFO L189 CegarLoopUtils]: For program point L575(line 575) no Hoare annotation was computed. [2021-02-23 13:44:50,539 INFO L189 CegarLoopUtils]: For program point L542(line 542) no Hoare annotation was computed. [2021-02-23 13:44:50,539 INFO L189 CegarLoopUtils]: For program point L509(line 509) no Hoare annotation was computed. [2021-02-23 13:44:50,539 INFO L189 CegarLoopUtils]: For program point L476(line 476) no Hoare annotation was computed. [2021-02-23 13:44:50,539 INFO L189 CegarLoopUtils]: For program point L443(line 443) no Hoare annotation was computed. [2021-02-23 13:44:50,540 INFO L189 CegarLoopUtils]: For program point L212(lines 212 423) no Hoare annotation was computed. [2021-02-23 13:44:50,540 INFO L189 CegarLoopUtils]: For program point L179(lines 179 423) no Hoare annotation was computed. [2021-02-23 13:44:50,540 INFO L189 CegarLoopUtils]: For program point L378(lines 378 423) no Hoare annotation was computed. [2021-02-23 13:44:50,540 INFO L189 CegarLoopUtils]: For program point L213(lines 213 220) no Hoare annotation was computed. [2021-02-23 13:44:50,540 INFO L189 CegarLoopUtils]: For program point L213-2(lines 213 220) no Hoare annotation was computed. [2021-02-23 13:44:50,540 INFO L189 CegarLoopUtils]: For program point L48(lines 48 423) no Hoare annotation was computed. [2021-02-23 13:44:50,540 INFO L189 CegarLoopUtils]: For program point L577-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,541 INFO L189 CegarLoopUtils]: For program point L544-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,541 INFO L189 CegarLoopUtils]: For program point L511-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,541 INFO L189 CegarLoopUtils]: For program point L478-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,541 INFO L189 CegarLoopUtils]: For program point L412(lines 412 423) no Hoare annotation was computed. [2021-02-23 13:44:50,541 INFO L189 CegarLoopUtils]: For program point L445-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,541 INFO L189 CegarLoopUtils]: For program point L247(lines 247 423) no Hoare annotation was computed. [2021-02-23 13:44:50,541 INFO L189 CegarLoopUtils]: For program point L578(line 578) no Hoare annotation was computed. [2021-02-23 13:44:50,542 INFO L189 CegarLoopUtils]: For program point L545(line 545) no Hoare annotation was computed. [2021-02-23 13:44:50,542 INFO L189 CegarLoopUtils]: For program point L512(line 512) no Hoare annotation was computed. [2021-02-23 13:44:50,542 INFO L189 CegarLoopUtils]: For program point L479(line 479) no Hoare annotation was computed. [2021-02-23 13:44:50,542 INFO L189 CegarLoopUtils]: For program point L446(line 446) no Hoare annotation was computed. [2021-02-23 13:44:50,542 INFO L189 CegarLoopUtils]: For program point L347(lines 347 423) no Hoare annotation was computed. [2021-02-23 13:44:50,542 INFO L189 CegarLoopUtils]: For program point L248(lines 248 256) no Hoare annotation was computed. [2021-02-23 13:44:50,542 INFO L189 CegarLoopUtils]: For program point L248-2(lines 248 256) no Hoare annotation was computed. [2021-02-23 13:44:50,543 INFO L189 CegarLoopUtils]: For program point L149(lines 149 423) no Hoare annotation was computed. [2021-02-23 13:44:50,543 INFO L189 CegarLoopUtils]: For program point L116(lines 116 423) no Hoare annotation was computed. [2021-02-23 13:44:50,543 INFO L189 CegarLoopUtils]: For program point L414(lines 414 423) no Hoare annotation was computed. [2021-02-23 13:44:50,543 INFO L189 CegarLoopUtils]: For program point L348(lines 348 357) no Hoare annotation was computed. [2021-02-23 13:44:50,543 INFO L189 CegarLoopUtils]: For program point L348-2(lines 348 357) no Hoare annotation was computed. [2021-02-23 13:44:50,543 INFO L189 CegarLoopUtils]: For program point L84(lines 84 423) no Hoare annotation was computed. [2021-02-23 13:44:50,543 INFO L189 CegarLoopUtils]: For program point calculate_outputFINAL(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,544 INFO L189 CegarLoopUtils]: For program point calculate_outputEXIT(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,544 INFO L189 CegarLoopUtils]: For program point L580-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,544 INFO L189 CegarLoopUtils]: For program point L547-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,544 INFO L189 CegarLoopUtils]: For program point L514-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,544 INFO L189 CegarLoopUtils]: For program point L481-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,544 INFO L189 CegarLoopUtils]: For program point L448-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,544 INFO L189 CegarLoopUtils]: For program point L85(lines 85 90) no Hoare annotation was computed. [2021-02-23 13:44:50,544 INFO L189 CegarLoopUtils]: For program point L52(lines 52 423) no Hoare annotation was computed. [2021-02-23 13:44:50,545 INFO L189 CegarLoopUtils]: For program point L85-2(lines 85 90) no Hoare annotation was computed. [2021-02-23 13:44:50,545 INFO L189 CegarLoopUtils]: For program point L581(line 581) no Hoare annotation was computed. [2021-02-23 13:44:50,545 INFO L189 CegarLoopUtils]: For program point L548(line 548) no Hoare annotation was computed. [2021-02-23 13:44:50,545 INFO L189 CegarLoopUtils]: For program point L515(line 515) no Hoare annotation was computed. [2021-02-23 13:44:50,545 INFO L189 CegarLoopUtils]: For program point L482(line 482) no Hoare annotation was computed. [2021-02-23 13:44:50,545 INFO L189 CegarLoopUtils]: For program point L449(line 449) no Hoare annotation was computed. [2021-02-23 13:44:50,546 INFO L189 CegarLoopUtils]: For program point L185(lines 185 423) no Hoare annotation was computed. [2021-02-23 13:44:50,546 INFO L189 CegarLoopUtils]: For program point L417(lines 417 423) no Hoare annotation was computed. [2021-02-23 13:44:50,546 INFO L189 CegarLoopUtils]: For program point L153(lines 153 423) no Hoare annotation was computed. [2021-02-23 13:44:50,546 INFO L189 CegarLoopUtils]: For program point L583-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,546 INFO L189 CegarLoopUtils]: For program point L550-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,546 INFO L189 CegarLoopUtils]: For program point L517-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,546 INFO L189 CegarLoopUtils]: For program point L484-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,546 INFO L189 CegarLoopUtils]: For program point L451-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,547 INFO L189 CegarLoopUtils]: For program point L385(lines 385 423) no Hoare annotation was computed. [2021-02-23 13:44:50,547 INFO L189 CegarLoopUtils]: For program point L319(lines 319 423) no Hoare annotation was computed. [2021-02-23 13:44:50,547 INFO L189 CegarLoopUtils]: For program point L286(lines 286 423) no Hoare annotation was computed. [2021-02-23 13:44:50,547 INFO L189 CegarLoopUtils]: For program point L584(line 584) no Hoare annotation was computed. [2021-02-23 13:44:50,547 INFO L189 CegarLoopUtils]: For program point L551(line 551) no Hoare annotation was computed. [2021-02-23 13:44:50,547 INFO L189 CegarLoopUtils]: For program point L518(line 518) no Hoare annotation was computed. [2021-02-23 13:44:50,547 INFO L189 CegarLoopUtils]: For program point L485(line 485) no Hoare annotation was computed. [2021-02-23 13:44:50,548 INFO L189 CegarLoopUtils]: For program point L452(line 452) no Hoare annotation was computed. [2021-02-23 13:44:50,548 INFO L189 CegarLoopUtils]: For program point L419(lines 419 423) no Hoare annotation was computed. [2021-02-23 13:44:50,548 INFO L189 CegarLoopUtils]: For program point L222(lines 222 423) no Hoare annotation was computed. [2021-02-23 13:44:50,548 INFO L189 CegarLoopUtils]: For program point L189(lines 189 423) no Hoare annotation was computed. [2021-02-23 13:44:50,548 INFO L189 CegarLoopUtils]: For program point L123(lines 123 423) no Hoare annotation was computed. [2021-02-23 13:44:50,548 INFO L189 CegarLoopUtils]: For program point L57(lines 57 423) no Hoare annotation was computed. [2021-02-23 13:44:50,548 INFO L189 CegarLoopUtils]: For program point L586-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,549 INFO L189 CegarLoopUtils]: For program point L553-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,549 INFO L189 CegarLoopUtils]: For program point L520-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,549 INFO L189 CegarLoopUtils]: For program point L487-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,549 INFO L189 CegarLoopUtils]: For program point L454-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,549 INFO L189 CegarLoopUtils]: For program point L388(lines 388 423) no Hoare annotation was computed. [2021-02-23 13:44:50,549 INFO L189 CegarLoopUtils]: For program point L587(line 587) no Hoare annotation was computed. [2021-02-23 13:44:50,549 INFO L189 CegarLoopUtils]: For program point L554(line 554) no Hoare annotation was computed. [2021-02-23 13:44:50,550 INFO L189 CegarLoopUtils]: For program point L521(line 521) no Hoare annotation was computed. [2021-02-23 13:44:50,550 INFO L189 CegarLoopUtils]: For program point L488(line 488) no Hoare annotation was computed. [2021-02-23 13:44:50,550 INFO L189 CegarLoopUtils]: For program point L455(line 455) no Hoare annotation was computed. [2021-02-23 13:44:50,550 INFO L189 CegarLoopUtils]: For program point L290(lines 290 423) no Hoare annotation was computed. [2021-02-23 13:44:50,550 INFO L189 CegarLoopUtils]: For program point L158(lines 158 423) no Hoare annotation was computed. [2021-02-23 13:44:50,550 INFO L189 CegarLoopUtils]: For program point L92(lines 92 423) no Hoare annotation was computed. [2021-02-23 13:44:50,551 INFO L185 CegarLoopUtils]: At program point calculate_outputENTRY(lines 39 608) the Hoare annotation is: (let ((.cse0 (= ~a28~0 |old(~a28~0)|)) (.cse1 (= ~a17~0 |old(~a17~0)|)) (.cse2 (= ~a11~0 |old(~a11~0)|)) (.cse3 (= ~a25~0 |old(~a25~0)|)) (.cse4 (= ~a19~0 |old(~a19~0)|))) (and (or (not (= |old(~a19~0)| 1)) (and .cse0 .cse1 .cse2 (= ~a19~0 1) .cse3)) (or (not (= 0 |old(~a11~0)|)) (= |old(~a17~0)| |old(~a28~0)|) (and .cse0 (= ~a25~0 ~a11~0) .cse1 .cse3 .cse4) (not (= |old(~a11~0)| |old(~a25~0)|))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (= 11 |old(~a28~0)|)))) [2021-02-23 13:44:50,551 INFO L189 CegarLoopUtils]: For program point L390(lines 390 423) no Hoare annotation was computed. [2021-02-23 13:44:50,551 INFO L189 CegarLoopUtils]: For program point L324(lines 324 423) no Hoare annotation was computed. [2021-02-23 13:44:50,551 INFO L189 CegarLoopUtils]: For program point L258(lines 258 423) no Hoare annotation was computed. [2021-02-23 13:44:50,551 INFO L189 CegarLoopUtils]: For program point L225(lines 225 423) no Hoare annotation was computed. [2021-02-23 13:44:50,552 INFO L189 CegarLoopUtils]: For program point L93(lines 93 99) no Hoare annotation was computed. [2021-02-23 13:44:50,552 INFO L189 CegarLoopUtils]: For program point L60(lines 60 423) no Hoare annotation was computed. [2021-02-23 13:44:50,552 INFO L189 CegarLoopUtils]: For program point L93-2(lines 93 99) no Hoare annotation was computed. [2021-02-23 13:44:50,552 INFO L189 CegarLoopUtils]: For program point L589-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,552 INFO L189 CegarLoopUtils]: For program point L556-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,552 INFO L189 CegarLoopUtils]: For program point L523-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,552 INFO L189 CegarLoopUtils]: For program point L490-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,552 INFO L189 CegarLoopUtils]: For program point L424(lines 424 426) no Hoare annotation was computed. [2021-02-23 13:44:50,552 INFO L189 CegarLoopUtils]: For program point L457-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,553 INFO L189 CegarLoopUtils]: For program point L391(lines 391 397) no Hoare annotation was computed. [2021-02-23 13:44:50,553 INFO L189 CegarLoopUtils]: For program point L424-2(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,553 INFO L189 CegarLoopUtils]: For program point L325(lines 325 336) no Hoare annotation was computed. [2021-02-23 13:44:50,553 INFO L189 CegarLoopUtils]: For program point L391-2(lines 391 397) no Hoare annotation was computed. [2021-02-23 13:44:50,553 INFO L189 CegarLoopUtils]: For program point L325-2(lines 325 336) no Hoare annotation was computed. [2021-02-23 13:44:50,553 INFO L189 CegarLoopUtils]: For program point L590(line 590) no Hoare annotation was computed. [2021-02-23 13:44:50,553 INFO L189 CegarLoopUtils]: For program point L557(line 557) no Hoare annotation was computed. [2021-02-23 13:44:50,553 INFO L189 CegarLoopUtils]: For program point L524(line 524) no Hoare annotation was computed. [2021-02-23 13:44:50,554 INFO L189 CegarLoopUtils]: For program point L491(line 491) no Hoare annotation was computed. [2021-02-23 13:44:50,554 INFO L189 CegarLoopUtils]: For program point L458(line 458) no Hoare annotation was computed. [2021-02-23 13:44:50,554 INFO L189 CegarLoopUtils]: For program point L425(line 425) no Hoare annotation was computed. [2021-02-23 13:44:50,554 INFO L189 CegarLoopUtils]: For program point L359(lines 359 423) no Hoare annotation was computed. [2021-02-23 13:44:50,554 INFO L189 CegarLoopUtils]: For program point L293(lines 293 423) no Hoare annotation was computed. [2021-02-23 13:44:50,554 INFO L189 CegarLoopUtils]: For program point L228(lines 228 423) no Hoare annotation was computed. [2021-02-23 13:44:50,554 INFO L189 CegarLoopUtils]: For program point L195(lines 195 423) no Hoare annotation was computed. [2021-02-23 13:44:50,554 INFO L189 CegarLoopUtils]: For program point L129(lines 129 423) no Hoare annotation was computed. [2021-02-23 13:44:50,554 INFO L189 CegarLoopUtils]: For program point L592-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,555 INFO L189 CegarLoopUtils]: For program point L559-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,555 INFO L189 CegarLoopUtils]: For program point L526-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,555 INFO L189 CegarLoopUtils]: For program point L493-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,555 INFO L189 CegarLoopUtils]: For program point L460-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,555 INFO L189 CegarLoopUtils]: For program point L427-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,555 INFO L189 CegarLoopUtils]: For program point L64(lines 64 423) no Hoare annotation was computed. [2021-02-23 13:44:50,555 INFO L189 CegarLoopUtils]: For program point L593(line 593) no Hoare annotation was computed. [2021-02-23 13:44:50,555 INFO L189 CegarLoopUtils]: For program point L560(line 560) no Hoare annotation was computed. [2021-02-23 13:44:50,556 INFO L189 CegarLoopUtils]: For program point L527(line 527) no Hoare annotation was computed. [2021-02-23 13:44:50,556 INFO L189 CegarLoopUtils]: For program point L494(line 494) no Hoare annotation was computed. [2021-02-23 13:44:50,556 INFO L189 CegarLoopUtils]: For program point L461(line 461) no Hoare annotation was computed. [2021-02-23 13:44:50,556 INFO L189 CegarLoopUtils]: For program point L428(line 428) no Hoare annotation was computed. [2021-02-23 13:44:50,556 INFO L189 CegarLoopUtils]: For program point L296(lines 296 423) no Hoare annotation was computed. [2021-02-23 13:44:50,556 INFO L189 CegarLoopUtils]: For program point L263(lines 263 423) no Hoare annotation was computed. [2021-02-23 13:44:50,556 INFO L189 CegarLoopUtils]: For program point L197(lines 197 423) no Hoare annotation was computed. [2021-02-23 13:44:50,556 INFO L189 CegarLoopUtils]: For program point L164(lines 164 423) no Hoare annotation was computed. [2021-02-23 13:44:50,557 INFO L189 CegarLoopUtils]: For program point L595-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,557 INFO L189 CegarLoopUtils]: For program point L562-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,557 INFO L189 CegarLoopUtils]: For program point L529-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,557 INFO L189 CegarLoopUtils]: For program point L496-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,557 INFO L189 CegarLoopUtils]: For program point L463-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,557 INFO L189 CegarLoopUtils]: For program point L430-1(lines 39 608) no Hoare annotation was computed. [2021-02-23 13:44:50,557 INFO L189 CegarLoopUtils]: For program point L364(lines 364 423) no Hoare annotation was computed. [2021-02-23 13:44:50,558 INFO L189 CegarLoopUtils]: For program point L199(lines 199 423) no Hoare annotation was computed. [2021-02-23 13:44:50,558 INFO L189 CegarLoopUtils]: For program point L133(lines 133 423) no Hoare annotation was computed. [2021-02-23 13:44:50,558 INFO L189 CegarLoopUtils]: For program point L596(line 596) no Hoare annotation was computed. [2021-02-23 13:44:50,558 INFO L189 CegarLoopUtils]: For program point L563(line 563) no Hoare annotation was computed. [2021-02-23 13:44:50,558 INFO L189 CegarLoopUtils]: For program point L530(line 530) no Hoare annotation was computed. [2021-02-23 13:44:50,558 INFO L189 CegarLoopUtils]: For program point L497(line 497) no Hoare annotation was computed. [2021-02-23 13:44:50,558 INFO L189 CegarLoopUtils]: For program point L464(line 464) no Hoare annotation was computed. [2021-02-23 13:44:50,558 INFO L189 CegarLoopUtils]: For program point L431(line 431) no Hoare annotation was computed. [2021-02-23 13:44:50,559 INFO L189 CegarLoopUtils]: For program point L233(lines 233 423) no Hoare annotation was computed. [2021-02-23 13:44:50,559 INFO L189 CegarLoopUtils]: For program point L101(lines 101 423) no Hoare annotation was computed. [2021-02-23 13:44:50,559 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-02-23 13:44:50,559 INFO L185 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a28~0 ~a17~0)) (= ~a25~0 ~a11~0) (= ~a19~0 1) (= ~a11~0 0) (<= ~a28~0 7)) [2021-02-23 13:44:50,559 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2021-02-23 13:44:50,559 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-02-23 13:44:50,560 INFO L185 CegarLoopUtils]: At program point mainENTRY(lines 610 627) the Hoare annotation is: (or (not (<= |old(~a28~0)| 7)) (not (= |old(~a19~0)| 1)) (not (= 0 |old(~a11~0)|)) (and (= ~a28~0 |old(~a28~0)|) (= ~a25~0 ~a11~0) (= ~a17~0 |old(~a17~0)|) (= ~a19~0 1) (= ~a25~0 |old(~a25~0)|)) (= |old(~a17~0)| |old(~a28~0)|) (not (= |old(~a11~0)| |old(~a25~0)|))) [2021-02-23 13:44:50,560 INFO L189 CegarLoopUtils]: For program point mainEXIT(lines 610 627) no Hoare annotation was computed. [2021-02-23 13:44:50,560 INFO L185 CegarLoopUtils]: At program point L624(line 624) the Hoare annotation is: (or (not (<= |old(~a28~0)| 7)) (not (= |old(~a19~0)| 1)) (= ~a19~0 1) (not (= 0 |old(~a11~0)|)) (= |old(~a17~0)| |old(~a28~0)|) (and (not (= ~a28~0 ~a17~0)) (= ~a25~0 ~a11~0) (= ~a11~0 0)) (not (= ~a28~0 11)) (not (= |old(~a11~0)| |old(~a25~0)|))) [2021-02-23 13:44:50,560 INFO L189 CegarLoopUtils]: For program point L624-1(line 624) no Hoare annotation was computed. [2021-02-23 13:44:50,560 INFO L189 CegarLoopUtils]: For program point L621(line 621) no Hoare annotation was computed. [2021-02-23 13:44:50,561 INFO L185 CegarLoopUtils]: At program point L616-2(lines 616 626) the Hoare annotation is: (or (not (<= |old(~a28~0)| 7)) (not (= |old(~a19~0)| 1)) (= ~a19~0 1) (not (= 0 |old(~a11~0)|)) (= |old(~a17~0)| |old(~a28~0)|) (and (not (= ~a28~0 ~a17~0)) (= ~a25~0 ~a11~0) (= ~a11~0 0)) (not (= ~a28~0 11)) (not (= |old(~a11~0)| |old(~a25~0)|))) [2021-02-23 13:44:50,561 INFO L189 CegarLoopUtils]: For program point L616-3(lines 610 627) no Hoare annotation was computed. [2021-02-23 13:44:50,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.02 01:44:50 BoogieIcfgContainer [2021-02-23 13:44:50,582 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-02-23 13:44:50,584 INFO L168 Benchmark]: Toolchain (without parser) took 19858.53 ms. Allocated memory was 154.1 MB in the beginning and 327.2 MB in the end (delta: 173.0 MB). Free memory was 128.0 MB in the beginning and 277.6 MB in the end (delta: -149.7 MB). Peak memory consumption was 156.8 MB. Max. memory is 8.0 GB. [2021-02-23 13:44:50,585 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 154.1 MB. Free memory was 125.8 MB in the beginning and 125.8 MB in the end (delta: 77.4 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-02-23 13:44:50,586 INFO L168 Benchmark]: CACSL2BoogieTranslator took 825.31 ms. Allocated memory is still 154.1 MB. Free memory was 126.9 MB in the beginning and 134.0 MB in the end (delta: -7.1 MB). Peak memory consumption was 28.9 MB. Max. memory is 8.0 GB. [2021-02-23 13:44:50,586 INFO L168 Benchmark]: Boogie Preprocessor took 111.46 ms. Allocated memory is still 154.1 MB. Free memory was 134.0 MB in the beginning and 129.3 MB in the end (delta: 4.7 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. [2021-02-23 13:44:50,587 INFO L168 Benchmark]: RCFGBuilder took 1689.16 ms. Allocated memory is still 154.1 MB. Free memory was 128.8 MB in the beginning and 108.9 MB in the end (delta: 19.8 MB). Peak memory consumption was 86.0 MB. Max. memory is 8.0 GB. [2021-02-23 13:44:50,588 INFO L168 Benchmark]: TraceAbstraction took 17208.80 ms. Allocated memory was 154.1 MB in the beginning and 327.2 MB in the end (delta: 173.0 MB). Free memory was 108.9 MB in the beginning and 277.6 MB in the end (delta: -168.7 MB). Peak memory consumption was 136.9 MB. Max. memory is 8.0 GB. [2021-02-23 13:44:50,592 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 154.1 MB. Free memory was 125.8 MB in the beginning and 125.8 MB in the end (delta: 77.4 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 825.31 ms. Allocated memory is still 154.1 MB. Free memory was 126.9 MB in the beginning and 134.0 MB in the end (delta: -7.1 MB). Peak memory consumption was 28.9 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 111.46 ms. Allocated memory is still 154.1 MB. Free memory was 134.0 MB in the beginning and 129.3 MB in the end (delta: 4.7 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1689.16 ms. Allocated memory is still 154.1 MB. Free memory was 128.8 MB in the beginning and 108.9 MB in the end (delta: 19.8 MB). Peak memory consumption was 86.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 17208.80 ms. Allocated memory was 154.1 MB in the beginning and 327.2 MB in the end (delta: 173.0 MB). Free memory was 108.9 MB in the beginning and 277.6 MB in the end (delta: -168.7 MB). Peak memory consumption was 136.9 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 539]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 616]: Loop Invariant Derived loop invariant: ((((((!(\old(a28) <= 7) || !(\old(a19) == 1)) || a19 == 1) || !(0 == \old(a11))) || \old(a17) == \old(a28)) || ((!(a28 == a17) && a25 == a11) && a11 == 0)) || !(a28 == 11)) || !(\old(a11) == \old(a25)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 239 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 15.5s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 12.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 145 SDtfs, 2274 SDslu, 252 SDs, 0 SdLazy, 3729 SolverSat, 674 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 46 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 2.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1255occurred in iteration=3, 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, 4 MinimizatonAttempts, 52 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 42 PreInvPairs, 84 NumberOfFragments, 282 HoareAnnotationTreeSize, 42 FomulaSimplifications, 11010 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 7 FomulaSimplificationsInter, 2085 FormulaSimplificationTreeSizeReductionInter, 1.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 547 NumberOfCodeBlocks, 547 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 543 ConstructedInterpolants, 0 QuantifiedInterpolants, 178213 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 38/38 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...