/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/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/loop-invgen/NetBSD_loop.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-36cd7be [2021-02-23 18:51:09,192 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-23 18:51:09,195 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-23 18:51:09,230 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-02-23 18:51:09,242 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-23 18:51:09,243 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-23 18:51:09,245 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-23 18:51:09,246 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-23 18:51:09,247 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-23 18:51:09,258 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-23 18:51:09,264 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-23 18:51:09,272 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-23 18:51:09,274 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-23 18:51:09,278 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-23 18:51:09,283 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-23 18:51:09,284 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-23 18:51:09,291 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-02-23 18:51:09,312 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-23 18:51:09,313 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-23 18:51:09,314 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-23 18:51:09,315 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2021-02-23 18:51:09,341 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-23 18:51:09,342 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-23 18:51:09,346 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-23 18:51:09,346 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-23 18:51:09,346 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-23 18:51:09,347 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-23 18:51:09,347 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-23 18:51:09,349 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-23 18:51:09,349 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-23 18:51:09,350 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-23 18:51:09,351 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-23 18:51:09,351 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-23 18:51:09,351 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-23 18:51:09,351 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-23 18:51:09,352 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-23 18:51:09,352 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2021-02-23 18:51:09,352 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-02-23 18:51:09,352 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-23 18:51:09,353 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-23 18:51:09,353 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-23 18:51:09,353 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-02-23 18:51:09,353 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-23 18:51:09,353 INFO L138 SettingsManager]: * Use separate solver for trace checks=false 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-23 18:51:09,793 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-23 18:51:09,821 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-23 18:51:09,824 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-23 18:51:09,826 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-23 18:51:09,827 INFO L275 PluginConnector]: CDTParser initialized [2021-02-23 18:51:09,828 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/NetBSD_loop.i [2021-02-23 18:51:09,904 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4a5df695/fb809b2134b84992a4160d01d939b086/FLAG75c040c12 [2021-02-23 18:51:10,507 INFO L306 CDTParser]: Found 1 translation units. [2021-02-23 18:51:10,508 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/NetBSD_loop.i [2021-02-23 18:51:10,516 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4a5df695/fb809b2134b84992a4160d01d939b086/FLAG75c040c12 [2021-02-23 18:51:10,887 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4a5df695/fb809b2134b84992a4160d01d939b086 [2021-02-23 18:51:10,891 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-23 18:51:10,910 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-23 18:51:10,913 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-23 18:51:10,913 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-23 18:51:10,918 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-23 18:51:10,919 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.02 06:51:10" (1/1) ... [2021-02-23 18:51:10,920 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28173dab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 06:51:10, skipping insertion in model container [2021-02-23 18:51:10,921 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.02 06:51:10" (1/1) ... [2021-02-23 18:51:10,930 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-23 18:51:10,951 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-23 18:51:11,179 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/NetBSD_loop.i[893,906] [2021-02-23 18:51:11,203 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-23 18:51:11,211 INFO L203 MainTranslator]: Completed pre-run [2021-02-23 18:51:11,223 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/NetBSD_loop.i[893,906] [2021-02-23 18:51:11,228 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-23 18:51:11,245 INFO L208 MainTranslator]: Completed translation [2021-02-23 18:51:11,245 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 06:51:11 WrapperNode [2021-02-23 18:51:11,246 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-23 18:51:11,247 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-23 18:51:11,247 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-23 18:51:11,247 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-23 18:51:11,261 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 06:51:11" (1/1) ... [2021-02-23 18:51:11,262 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 06:51:11" (1/1) ... [2021-02-23 18:51:11,269 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 06:51:11" (1/1) ... [2021-02-23 18:51:11,270 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 06:51:11" (1/1) ... [2021-02-23 18:51:11,276 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 06:51:11" (1/1) ... [2021-02-23 18:51:11,281 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 06:51:11" (1/1) ... [2021-02-23 18:51:11,282 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 06:51:11" (1/1) ... [2021-02-23 18:51:11,285 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-23 18:51:11,286 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-23 18:51:11,286 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-23 18:51:11,286 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-23 18:51:11,287 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 06:51:11" (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 18:51:11,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-23 18:51:11,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-23 18:51:11,390 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-23 18:51:11,390 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-02-23 18:51:11,390 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-02-23 18:51:11,390 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-23 18:51:11,390 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-23 18:51:11,390 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-23 18:51:11,391 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2021-02-23 18:51:11,391 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2021-02-23 18:51:11,391 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-23 18:51:11,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-23 18:51:11,391 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-02-23 18:51:11,392 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-02-23 18:51:11,392 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-02-23 18:51:11,392 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-23 18:51:11,392 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-23 18:51:11,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-23 18:51:11,392 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-23 18:51:11,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-23 18:51:11,393 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-23 18:51:11,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-23 18:51:11,814 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-23 18:51:11,814 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-02-23 18:51:11,816 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.02 06:51:11 BoogieIcfgContainer [2021-02-23 18:51:11,816 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-23 18:51:11,818 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-23 18:51:11,819 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-23 18:51:11,822 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-23 18:51:11,823 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.02 06:51:10" (1/3) ... [2021-02-23 18:51:11,824 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@581c280d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.02 06:51:11, skipping insertion in model container [2021-02-23 18:51:11,824 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 06:51:11" (2/3) ... [2021-02-23 18:51:11,824 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@581c280d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.02 06:51:11, skipping insertion in model container [2021-02-23 18:51:11,824 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.02 06:51:11" (3/3) ... [2021-02-23 18:51:11,826 INFO L111 eAbstractionObserver]: Analyzing ICFG NetBSD_loop.i [2021-02-23 18:51:11,833 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2021-02-23 18:51:11,837 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-23 18:51:11,859 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-23 18:51:11,884 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-23 18:51:11,884 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-23 18:51:11,884 INFO L378 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2021-02-23 18:51:11,884 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-23 18:51:11,885 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-23 18:51:11,885 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-23 18:51:11,885 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-23 18:51:11,885 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-23 18:51:11,901 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states. [2021-02-23 18:51:11,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-02-23 18:51:11,910 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 18:51:11,911 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] [2021-02-23 18:51:11,911 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 18:51:11,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 18:51:11,918 INFO L82 PathProgramCache]: Analyzing trace with hash -285804897, now seen corresponding path program 1 times [2021-02-23 18:51:11,927 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 18:51:11,928 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [990712567] [2021-02-23 18:51:11,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 18:51:12,010 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-23 18:51:12,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:51:12,168 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:12,170 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:12,171 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:12,172 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 18:51:12,189 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:12,190 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 18:51:12,212 WARN L141 QuantifierPusher]: treesize reduction 9, result has 25.0 percent of original size [2021-02-23 18:51:12,213 WARN L147 QuantifierPusher]: treesize reduction 9, result has 25.0 percent of original size 3 [2021-02-23 18:51:12,226 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:12,227 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 18:51:12,244 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:12,245 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 18:51:12,264 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:12,265 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:12,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 18:51:12,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:51:12,348 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:12,349 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:12,359 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 18:51:12,361 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [990712567] [2021-02-23 18:51:12,363 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 18:51:12,363 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-02-23 18:51:12,364 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16924353] [2021-02-23 18:51:12,369 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-02-23 18:51:12,369 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 18:51:12,385 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-02-23 18:51:12,386 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-02-23 18:51:12,388 INFO L87 Difference]: Start difference. First operand 44 states. Second operand 8 states. [2021-02-23 18:51:13,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 18:51:13,255 INFO L93 Difference]: Finished difference Result 76 states and 91 transitions. [2021-02-23 18:51:13,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-23 18:51:13,257 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 31 [2021-02-23 18:51:13,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 18:51:13,266 INFO L225 Difference]: With dead ends: 76 [2021-02-23 18:51:13,266 INFO L226 Difference]: Without dead ends: 47 [2021-02-23 18:51:13,270 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2021-02-23 18:51:13,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2021-02-23 18:51:13,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 44. [2021-02-23 18:51:13,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2021-02-23 18:51:13,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 45 transitions. [2021-02-23 18:51:13,325 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 45 transitions. Word has length 31 [2021-02-23 18:51:13,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 18:51:13,326 INFO L480 AbstractCegarLoop]: Abstraction has 44 states and 45 transitions. [2021-02-23 18:51:13,326 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-02-23 18:51:13,326 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 45 transitions. [2021-02-23 18:51:13,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-02-23 18:51:13,328 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 18:51:13,328 INFO L422 BasicCegarLoop]: trace histogram [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] [2021-02-23 18:51:13,328 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-23 18:51:13,329 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 18:51:13,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 18:51:13,330 INFO L82 PathProgramCache]: Analyzing trace with hash 511937126, now seen corresponding path program 1 times [2021-02-23 18:51:13,330 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 18:51:13,330 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1824140330] [2021-02-23 18:51:13,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 18:51:13,334 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-23 18:51:13,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:51:13,392 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:13,393 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:13,394 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:13,395 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 18:51:13,399 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:13,400 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-23 18:51:13,407 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:13,408 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-23 18:51:13,417 WARN L141 QuantifierPusher]: treesize reduction 6, result has 68.4 percent of original size [2021-02-23 18:51:13,419 WARN L147 QuantifierPusher]: treesize reduction 6, result has 68.4 percent of original size 13 [2021-02-23 18:51:13,430 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:13,430 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 18:51:13,437 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:13,438 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 18:51:13,446 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:13,447 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:13,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 18:51:13,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:51:13,489 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:13,489 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:13,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2021-02-23 18:51:13,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:51:13,497 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:13,498 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:13,502 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 18:51:13,502 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1824140330] [2021-02-23 18:51:13,503 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 18:51:13,503 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-02-23 18:51:13,503 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1614182584] [2021-02-23 18:51:13,504 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-23 18:51:13,504 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 18:51:13,505 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-23 18:51:13,506 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-02-23 18:51:13,506 INFO L87 Difference]: Start difference. First operand 44 states and 45 transitions. Second operand 9 states. [2021-02-23 18:51:13,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 18:51:13,898 INFO L93 Difference]: Finished difference Result 53 states and 54 transitions. [2021-02-23 18:51:13,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-02-23 18:51:13,899 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 36 [2021-02-23 18:51:13,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 18:51:13,901 INFO L225 Difference]: With dead ends: 53 [2021-02-23 18:51:13,901 INFO L226 Difference]: Without dead ends: 51 [2021-02-23 18:51:13,903 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=60, Invalid=180, Unknown=0, NotChecked=0, Total=240 [2021-02-23 18:51:13,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2021-02-23 18:51:13,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 49. [2021-02-23 18:51:13,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2021-02-23 18:51:13,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 50 transitions. [2021-02-23 18:51:13,921 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 50 transitions. Word has length 36 [2021-02-23 18:51:13,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 18:51:13,921 INFO L480 AbstractCegarLoop]: Abstraction has 49 states and 50 transitions. [2021-02-23 18:51:13,921 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-02-23 18:51:13,922 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 50 transitions. [2021-02-23 18:51:13,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-02-23 18:51:13,923 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 18:51:13,924 INFO L422 BasicCegarLoop]: trace histogram [3, 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] [2021-02-23 18:51:13,924 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-02-23 18:51:13,924 INFO L428 AbstractCegarLoop]: === Iteration 3 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 18:51:13,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 18:51:13,925 INFO L82 PathProgramCache]: Analyzing trace with hash 1259828606, now seen corresponding path program 1 times [2021-02-23 18:51:13,925 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 18:51:13,926 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2086113451] [2021-02-23 18:51:13,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 18:51:16,102 WARN L141 QuantifierPusher]: treesize reduction 81, result has 55.5 percent of original size [2021-02-23 18:51:16,135 WARN L147 QuantifierPusher]: treesize reduction 81, result has 55.5 percent of original size 101 [2021-02-23 18:51:16,136 INFO L206 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-02-23 18:51:16,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:51:16,185 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:16,186 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:16,187 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:16,187 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 18:51:16,191 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:16,192 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 18:51:16,196 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:16,197 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 18:51:16,203 WARN L141 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-02-23 18:51:16,204 WARN L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-02-23 18:51:16,211 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:16,211 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 18:51:16,219 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:16,219 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 18:51:16,232 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:16,233 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:16,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 18:51:16,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:51:16,270 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:16,271 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:16,273 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 18:51:16,278 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:16,282 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:16,283 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:16,284 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-02-23 18:51:16,285 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:16,286 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:16,287 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-02-23 18:51:16,290 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:16,291 WARN L141 QuantifierPusher]: treesize reduction 3, result has 83.3 percent of original size [2021-02-23 18:51:16,292 WARN L147 QuantifierPusher]: treesize reduction 3, result has 83.3 percent of original size 15 [2021-02-23 18:51:16,294 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:16,296 WARN L141 QuantifierPusher]: treesize reduction 3, result has 83.3 percent of original size [2021-02-23 18:51:16,297 WARN L147 QuantifierPusher]: treesize reduction 3, result has 83.3 percent of original size 15 [2021-02-23 18:51:16,301 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-02-23 18:51:16,464 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:16,467 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:16,468 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:16,469 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-23 18:51:16,471 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:16,472 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:16,473 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-23 18:51:16,475 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:16,476 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:16,477 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-02-23 18:51:16,478 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:16,479 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:16,480 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-02-23 18:51:16,483 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-02-23 18:51:16,610 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:16,613 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:16,616 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:16,618 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:16,619 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:16,620 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-23 18:51:16,622 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:16,623 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:16,624 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-02-23 18:51:16,627 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-02-23 18:51:16,629 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-02-23 18:51:16,673 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:16,675 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:16,677 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:16,679 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:16,680 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:16,680 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-02-23 18:51:16,682 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:16,683 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:16,684 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-23 18:51:16,686 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-02-23 18:51:16,689 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-02-23 18:51:16,738 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:16,739 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:16,741 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:16,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:16,744 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:16,744 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-02-23 18:51:16,746 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:16,747 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:16,748 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-23 18:51:16,750 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-02-23 18:51:16,753 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-02-23 18:51:16,806 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:16,807 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:16,809 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:16,811 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:16,812 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:16,813 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-02-23 18:51:16,815 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:16,816 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:16,817 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-23 18:51:16,819 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-02-23 18:51:16,821 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-02-23 18:51:16,885 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:16,886 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:16,893 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:16,895 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:16,903 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:16,904 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-02-23 18:51:16,906 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:16,907 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:16,908 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-23 18:51:16,910 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-02-23 18:51:16,912 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-02-23 18:51:16,915 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:16,920 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:16,922 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:16,923 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:16,924 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:16,925 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-02-23 18:51:16,927 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:16,928 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:16,929 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-23 18:51:16,945 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-02-23 18:51:16,950 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-02-23 18:51:16,981 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:16,983 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:16,985 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:16,985 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-02-23 18:51:16,986 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-23 18:51:17,012 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:17,014 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:17,015 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:17,016 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-02-23 18:51:17,017 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-23 18:51:17,045 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:17,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:17,049 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:17,050 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-02-23 18:51:17,051 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-23 18:51:17,084 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:17,086 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:17,087 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:17,087 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-02-23 18:51:17,089 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-02-23 18:51:17,135 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:17,136 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:17,138 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:17,138 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-02-23 18:51:17,140 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-02-23 18:51:17,144 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:17,147 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:17,149 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:17,149 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-02-23 18:51:17,150 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-02-23 18:51:17,195 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:17,197 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:17,198 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:17,199 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-02-23 18:51:17,200 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-02-23 18:51:17,239 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:17,242 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:17,243 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:17,244 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-02-23 18:51:17,245 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-02-23 18:51:17,289 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:17,291 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:17,292 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:17,293 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-02-23 18:51:17,294 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-02-23 18:51:17,348 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:17,348 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:17,349 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2086113451] [2021-02-23 18:51:17,349 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 18:51:17,349 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2021-02-23 18:51:17,349 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1930791704] [2021-02-23 18:51:17,350 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-02-23 18:51:17,350 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 18:51:17,351 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-02-23 18:51:17,351 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=354, Unknown=0, NotChecked=0, Total=420 [2021-02-23 18:51:17,351 INFO L87 Difference]: Start difference. First operand 49 states and 50 transitions. Second operand 19 states. [2021-02-23 18:51:18,418 WARN L202 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 52 [2021-02-23 18:51:18,571 WARN L202 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 54 [2021-02-23 18:51:18,774 WARN L202 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 68 [2021-02-23 18:51:18,970 WARN L202 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 66 [2021-02-23 18:51:19,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 18:51:19,230 INFO L93 Difference]: Finished difference Result 55 states and 55 transitions. [2021-02-23 18:51:19,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-02-23 18:51:19,231 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 45 [2021-02-23 18:51:19,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 18:51:19,237 INFO L225 Difference]: With dead ends: 55 [2021-02-23 18:51:19,237 INFO L226 Difference]: Without dead ends: 53 [2021-02-23 18:51:19,239 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 6 SyntacticMatches, 3 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 253 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=212, Invalid=978, Unknown=0, NotChecked=0, Total=1190 [2021-02-23 18:51:19,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2021-02-23 18:51:19,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2021-02-23 18:51:19,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2021-02-23 18:51:19,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 53 transitions. [2021-02-23 18:51:19,267 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 53 transitions. Word has length 45 [2021-02-23 18:51:19,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 18:51:19,268 INFO L480 AbstractCegarLoop]: Abstraction has 53 states and 53 transitions. [2021-02-23 18:51:19,268 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2021-02-23 18:51:19,268 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 53 transitions. [2021-02-23 18:51:19,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-02-23 18:51:19,270 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 18:51:19,270 INFO L422 BasicCegarLoop]: trace histogram [4, 3, 3, 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] [2021-02-23 18:51:19,270 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-02-23 18:51:19,270 INFO L428 AbstractCegarLoop]: === Iteration 4 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 18:51:19,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 18:51:19,271 INFO L82 PathProgramCache]: Analyzing trace with hash -712343833, now seen corresponding path program 2 times [2021-02-23 18:51:19,271 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 18:51:19,271 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [381512026] [2021-02-23 18:51:19,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 18:51:21,356 WARN L141 QuantifierPusher]: treesize reduction 81, result has 55.5 percent of original size [2021-02-23 18:51:21,363 WARN L147 QuantifierPusher]: treesize reduction 81, result has 55.5 percent of original size 101 [2021-02-23 18:51:21,364 INFO L206 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-02-23 18:51:21,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:51:21,435 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:21,435 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:21,436 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:21,436 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 18:51:21,441 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:21,442 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-23 18:51:21,451 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:21,452 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-02-23 18:51:21,466 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:21,467 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-02-23 18:51:21,481 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:21,482 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-02-23 18:51:21,498 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:21,499 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-02-23 18:51:21,516 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:21,517 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-23 18:51:21,530 WARN L141 QuantifierPusher]: treesize reduction 6, result has 33.3 percent of original size [2021-02-23 18:51:21,531 WARN L147 QuantifierPusher]: treesize reduction 6, result has 33.3 percent of original size 3 [2021-02-23 18:51:21,540 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:21,541 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 18:51:21,551 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:21,551 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 18:51:21,561 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:21,562 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:21,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 18:51:21,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:51:21,599 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:21,600 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:21,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-02-23 18:51:21,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:51:21,606 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:21,606 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:21,610 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 18:51:21,613 WARN L141 QuantifierPusher]: treesize reduction 3, result has 97.2 percent of original size [2021-02-23 18:51:21,616 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:21,620 WARN L141 QuantifierPusher]: treesize reduction 12, result has 85.2 percent of original size [2021-02-23 18:51:21,625 WARN L147 QuantifierPusher]: treesize reduction 12, result has 85.2 percent of original size 69 [2021-02-23 18:51:21,629 WARN L147 QuantifierPusher]: treesize reduction 3, result has 97.2 percent of original size 105 [2021-02-23 18:51:21,690 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:21,691 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:21,692 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:21,694 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-02-23 18:51:21,696 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-02-23 18:51:21,743 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:21,745 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:21,748 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:21,749 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:21,751 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:21,752 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-02-23 18:51:21,754 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2021-02-23 18:51:21,756 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-02-23 18:51:21,807 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:21,809 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:21,812 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:21,814 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:21,815 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:21,817 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-02-23 18:51:21,819 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2021-02-23 18:51:21,821 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-02-23 18:51:21,902 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:21,903 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:21,906 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:21,907 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:21,909 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:21,911 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-02-23 18:51:21,913 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2021-02-23 18:51:21,915 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-02-23 18:51:21,996 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:21,998 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:22,000 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:22,001 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:22,003 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:22,005 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-02-23 18:51:22,007 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2021-02-23 18:51:22,009 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-02-23 18:51:22,087 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:22,088 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:22,093 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:22,094 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:22,102 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:22,106 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-02-23 18:51:22,108 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2021-02-23 18:51:22,111 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-02-23 18:51:22,117 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:22,117 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:22,119 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:22,120 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:22,123 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:22,124 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-02-23 18:51:22,126 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-02-23 18:51:22,140 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:22,142 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:22,144 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-02-23 18:51:22,145 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-02-23 18:51:22,237 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:22,240 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:22,244 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:22,246 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:22,248 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:22,250 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-02-23 18:51:22,252 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-02-23 18:51:22,254 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-02-23 18:51:22,319 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:22,322 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:22,324 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:22,326 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:22,328 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:22,330 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-02-23 18:51:22,331 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-02-23 18:51:22,333 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-02-23 18:51:22,418 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:22,420 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:22,431 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:22,433 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:22,436 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:22,439 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-02-23 18:51:22,442 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-02-23 18:51:22,452 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-02-23 18:51:22,528 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:22,530 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:22,532 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:22,534 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:22,536 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:22,537 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-02-23 18:51:22,541 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-02-23 18:51:22,543 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-02-23 18:51:22,705 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:22,709 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:22,717 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:22,719 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:22,721 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:22,723 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-02-23 18:51:22,725 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-02-23 18:51:22,730 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-02-23 18:51:22,733 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:22,733 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:22,736 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:22,738 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:22,740 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:22,741 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-02-23 18:51:22,742 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-02-23 18:51:22,750 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-23 18:51:22,755 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:22,757 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-02-23 18:51:22,758 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 117 [2021-02-23 18:51:22,817 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:22,823 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-23 18:51:22,855 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:22,857 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-23 18:51:22,890 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:22,892 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-02-23 18:51:22,925 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:22,926 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:22,926 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [381512026] [2021-02-23 18:51:22,926 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 18:51:22,926 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2021-02-23 18:51:22,927 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1100597507] [2021-02-23 18:51:22,927 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-02-23 18:51:22,928 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 18:51:22,928 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-02-23 18:51:22,929 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=505, Unknown=0, NotChecked=0, Total=600 [2021-02-23 18:51:22,929 INFO L87 Difference]: Start difference. First operand 53 states and 53 transitions. Second operand 22 states. [2021-02-23 18:51:23,632 WARN L202 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 64 [2021-02-23 18:51:23,774 WARN L202 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 64 [2021-02-23 18:51:24,441 WARN L202 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 66 [2021-02-23 18:51:24,596 WARN L202 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 66 [2021-02-23 18:51:24,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 18:51:24,739 INFO L93 Difference]: Finished difference Result 53 states and 53 transitions. [2021-02-23 18:51:24,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-02-23 18:51:24,740 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 50 [2021-02-23 18:51:24,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 18:51:24,740 INFO L225 Difference]: With dead ends: 53 [2021-02-23 18:51:24,741 INFO L226 Difference]: Without dead ends: 0 [2021-02-23 18:51:24,742 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 8 SyntacticMatches, 3 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 359 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=279, Invalid=1203, Unknown=0, NotChecked=0, Total=1482 [2021-02-23 18:51:24,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-02-23 18:51:24,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-02-23 18:51:24,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-02-23 18:51:24,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-02-23 18:51:24,743 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 50 [2021-02-23 18:51:24,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 18:51:24,743 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-02-23 18:51:24,744 INFO L481 AbstractCegarLoop]: Interpolant automaton has 22 states. [2021-02-23 18:51:24,744 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-02-23 18:51:24,744 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-02-23 18:51:24,744 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-02-23 18:51:24,746 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-02-23 18:51:25,273 WARN L202 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 70 [2021-02-23 18:51:25,401 WARN L202 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 39 [2021-02-23 18:51:25,744 WARN L202 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 70 [2021-02-23 18:51:26,133 WARN L202 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 70 [2021-02-23 18:51:26,333 WARN L202 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 68 [2021-02-23 18:51:26,624 WARN L202 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 68 [2021-02-23 18:51:26,750 WARN L202 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 40 [2021-02-23 18:51:26,976 WARN L202 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 40 [2021-02-23 18:51:27,079 INFO L189 CegarLoopUtils]: For program point reach_errorEXIT(line 12) no Hoare annotation was computed. [2021-02-23 18:51:27,079 INFO L189 CegarLoopUtils]: For program point reach_errorENTRY(line 12) no Hoare annotation was computed. [2021-02-23 18:51:27,080 INFO L189 CegarLoopUtils]: For program point L12-1(line 12) no Hoare annotation was computed. [2021-02-23 18:51:27,080 INFO L189 CegarLoopUtils]: For program point L12-2(line 12) no Hoare annotation was computed. [2021-02-23 18:51:27,080 INFO L189 CegarLoopUtils]: For program point L12-3(line 12) no Hoare annotation was computed. [2021-02-23 18:51:27,080 INFO L192 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: true [2021-02-23 18:51:27,080 INFO L192 CegarLoopUtils]: At program point L-1-1(line -1) the Hoare annotation is: true [2021-02-23 18:51:27,080 INFO L192 CegarLoopUtils]: At program point ULTIMATE.initFINAL(line 12) the Hoare annotation is: true [2021-02-23 18:51:27,080 INFO L192 CegarLoopUtils]: At program point L12(line 12) the Hoare annotation is: true [2021-02-23 18:51:27,080 INFO L192 CegarLoopUtils]: At program point L12-1(line 12) the Hoare annotation is: true [2021-02-23 18:51:27,080 INFO L192 CegarLoopUtils]: At program point L12-2(line 12) the Hoare annotation is: true [2021-02-23 18:51:27,080 INFO L185 CegarLoopUtils]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string0.offset| |old(#t~string0.offset)|) (= |old(#length)| |#length|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string0.base| |old(#t~string0.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#valid)| |#valid|) (= |#t~string1.offset| |old(#t~string1.offset)|)) [2021-02-23 18:51:27,080 INFO L192 CegarLoopUtils]: At program point L12-3(line 12) the Hoare annotation is: true [2021-02-23 18:51:27,081 INFO L192 CegarLoopUtils]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2021-02-23 18:51:27,081 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2021-02-23 18:51:27,081 INFO L192 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: true [2021-02-23 18:51:27,081 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2021-02-23 18:51:27,081 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2021-02-23 18:51:27,081 INFO L189 CegarLoopUtils]: For program point L15(line 15) no Hoare annotation was computed. [2021-02-23 18:51:27,081 INFO L189 CegarLoopUtils]: For program point L15-1(line 15) no Hoare annotation was computed. [2021-02-23 18:51:27,081 INFO L189 CegarLoopUtils]: For program point assume_abort_if_notENTRY(lines 14 16) no Hoare annotation was computed. [2021-02-23 18:51:27,081 INFO L189 CegarLoopUtils]: For program point L15-3(lines 14 16) no Hoare annotation was computed. [2021-02-23 18:51:27,081 INFO L189 CegarLoopUtils]: For program point assume_abort_if_notEXIT(lines 14 16) no Hoare annotation was computed. [2021-02-23 18:51:27,081 INFO L192 CegarLoopUtils]: At program point L33(line 33) the Hoare annotation is: true [2021-02-23 18:51:27,081 INFO L185 CegarLoopUtils]: At program point L33-1(line 33) the Hoare annotation is: (<= 1 main_~MAXPATHLEN~0) [2021-02-23 18:51:27,081 INFO L192 CegarLoopUtils]: At program point L31(line 31) the Hoare annotation is: true [2021-02-23 18:51:27,082 INFO L192 CegarLoopUtils]: At program point L29(line 29) the Hoare annotation is: true [2021-02-23 18:51:27,082 INFO L192 CegarLoopUtils]: At program point L27(line 27) the Hoare annotation is: true [2021-02-23 18:51:27,082 INFO L192 CegarLoopUtils]: At program point mainEXIT(lines 24 45) the Hoare annotation is: true [2021-02-23 18:51:27,082 INFO L192 CegarLoopUtils]: At program point mainFINAL(lines 24 45) the Hoare annotation is: true [2021-02-23 18:51:27,082 INFO L192 CegarLoopUtils]: At program point L44(lines 25 45) the Hoare annotation is: true [2021-02-23 18:51:27,082 INFO L185 CegarLoopUtils]: At program point L42(lines 38 43) the Hoare annotation is: (and (exists ((v_main_~glob2_pathlim_off~0_12 Int) (v_main_~MAXPATHLEN~0_18 Int)) (and (<= v_main_~glob2_pathlim_off~0_12 v_main_~MAXPATHLEN~0_18) (<= 1 v_main_~MAXPATHLEN~0_18) (let ((.cse0 (<= v_main_~MAXPATHLEN~0_18 main_~MAXPATHLEN~0)) (.cse1 (<= main_~glob2_pathlim_off~0 v_main_~glob2_pathlim_off~0_12)) (.cse2 (<= main_~MAXPATHLEN~0 v_main_~MAXPATHLEN~0_18)) (.cse3 (<= v_main_~glob2_pathlim_off~0_12 main_~glob2_pathlim_off~0))) (or (and .cse0 .cse1 (<= 1 main_~glob2_p_off~0) .cse2 (<= main_~glob2_p_off~0 1) (<= 0 v_main_~glob2_pathlim_off~0_12) .cse3) (and (= main_~glob2_p_off~0 0) (= v_main_~glob2_pathlim_off~0_12 main_~glob2_pathlim_off~0) (= v_main_~MAXPATHLEN~0_18 main_~MAXPATHLEN~0)) (and (<= 2 main_~glob2_p_off~0) .cse0 .cse1 .cse2 (<= 1 v_main_~glob2_pathlim_off~0_12) (<= main_~glob2_p_off~0 (+ v_main_~glob2_pathlim_off~0_12 1)) (<= main_~glob2_p_off~0 (+ v_main_~MAXPATHLEN~0_18 1)) .cse3))))) (<= main_~glob2_p_off~0 main_~glob2_pathlim_off~0) (= main_~pathbuf_off~0 0) (= main_~glob2_pathbuf_off~0 0) (<= main_~bound_off~0 main_~MAXPATHLEN~0)) [2021-02-23 18:51:27,083 INFO L185 CegarLoopUtils]: At program point L40(line 40) the Hoare annotation is: (and (exists ((v_main_~glob2_pathlim_off~0_12 Int) (v_main_~MAXPATHLEN~0_18 Int)) (and (<= v_main_~glob2_pathlim_off~0_12 v_main_~MAXPATHLEN~0_18) (<= 1 v_main_~MAXPATHLEN~0_18) (let ((.cse0 (<= v_main_~MAXPATHLEN~0_18 main_~MAXPATHLEN~0)) (.cse1 (<= main_~glob2_pathlim_off~0 v_main_~glob2_pathlim_off~0_12)) (.cse2 (<= main_~MAXPATHLEN~0 v_main_~MAXPATHLEN~0_18)) (.cse3 (<= v_main_~glob2_pathlim_off~0_12 main_~glob2_pathlim_off~0))) (or (and .cse0 .cse1 (<= 1 main_~glob2_p_off~0) .cse2 (<= main_~glob2_p_off~0 1) (<= 0 v_main_~glob2_pathlim_off~0_12) .cse3) (and (= main_~glob2_p_off~0 0) (= v_main_~glob2_pathlim_off~0_12 main_~glob2_pathlim_off~0) (= v_main_~MAXPATHLEN~0_18 main_~MAXPATHLEN~0)) (and (<= 2 main_~glob2_p_off~0) .cse0 .cse1 .cse2 (<= 1 v_main_~glob2_pathlim_off~0_12) (<= main_~glob2_p_off~0 (+ v_main_~glob2_pathlim_off~0_12 1)) (<= main_~glob2_p_off~0 (+ v_main_~MAXPATHLEN~0_18 1)) .cse3))))) (<= main_~glob2_p_off~0 main_~glob2_pathlim_off~0) (= |main_#t~post4| main_~glob2_p_off~0) (= main_~pathbuf_off~0 0) (= main_~glob2_pathbuf_off~0 0) (<= main_~bound_off~0 main_~MAXPATHLEN~0)) [2021-02-23 18:51:27,083 INFO L185 CegarLoopUtils]: At program point L40-1(line 40) the Hoare annotation is: (and (exists ((v_main_~glob2_pathlim_off~0_12 Int) (v_main_~MAXPATHLEN~0_18 Int)) (and (<= v_main_~glob2_pathlim_off~0_12 v_main_~MAXPATHLEN~0_18) (<= 1 v_main_~MAXPATHLEN~0_18) (let ((.cse0 (<= v_main_~MAXPATHLEN~0_18 main_~MAXPATHLEN~0)) (.cse1 (<= main_~glob2_pathlim_off~0 v_main_~glob2_pathlim_off~0_12)) (.cse2 (<= main_~MAXPATHLEN~0 v_main_~MAXPATHLEN~0_18)) (.cse3 (<= v_main_~glob2_pathlim_off~0_12 main_~glob2_pathlim_off~0))) (or (and .cse0 .cse1 (<= 1 main_~glob2_p_off~0) .cse2 (<= main_~glob2_p_off~0 1) (<= 0 v_main_~glob2_pathlim_off~0_12) .cse3) (and (= main_~glob2_p_off~0 0) (= v_main_~glob2_pathlim_off~0_12 main_~glob2_pathlim_off~0) (= v_main_~MAXPATHLEN~0_18 main_~MAXPATHLEN~0)) (and (<= 2 main_~glob2_p_off~0) .cse0 .cse1 .cse2 (<= 1 v_main_~glob2_pathlim_off~0_12) (<= main_~glob2_p_off~0 (+ v_main_~glob2_pathlim_off~0_12 1)) (<= main_~glob2_p_off~0 (+ v_main_~MAXPATHLEN~0_18 1)) .cse3))))) (= main_~glob2_p_off~0 (+ |main_#t~post4| 1)) (= main_~pathbuf_off~0 0) (= main_~glob2_pathbuf_off~0 0) (<= main_~bound_off~0 main_~MAXPATHLEN~0)) [2021-02-23 18:51:27,083 INFO L185 CegarLoopUtils]: At program point L38(line 38) the Hoare annotation is: (and (<= 1 main_~MAXPATHLEN~0) (<= main_~glob2_pathlim_off~0 main_~MAXPATHLEN~0) (= main_~pathbuf_off~0 0) (= main_~glob2_pathbuf_off~0 0) (<= main_~bound_off~0 main_~MAXPATHLEN~0)) [2021-02-23 18:51:27,083 INFO L185 CegarLoopUtils]: At program point L36(line 36) the Hoare annotation is: (and (<= 1 main_~MAXPATHLEN~0) (<= main_~bound_off~0 (+ main_~pathbuf_off~0 main_~MAXPATHLEN~0)) (= main_~pathbuf_off~0 0)) [2021-02-23 18:51:27,084 INFO L185 CegarLoopUtils]: At program point L38-3(lines 38 43) the Hoare annotation is: (and (exists ((v_main_~glob2_pathlim_off~0_12 Int) (v_main_~MAXPATHLEN~0_18 Int)) (and (<= v_main_~glob2_pathlim_off~0_12 v_main_~MAXPATHLEN~0_18) (<= 1 v_main_~MAXPATHLEN~0_18) (let ((.cse0 (<= v_main_~MAXPATHLEN~0_18 main_~MAXPATHLEN~0)) (.cse1 (<= main_~glob2_pathlim_off~0 v_main_~glob2_pathlim_off~0_12)) (.cse2 (<= main_~MAXPATHLEN~0 v_main_~MAXPATHLEN~0_18)) (.cse3 (<= v_main_~glob2_pathlim_off~0_12 main_~glob2_pathlim_off~0))) (or (and .cse0 .cse1 (<= 1 main_~glob2_p_off~0) .cse2 (<= main_~glob2_p_off~0 1) (<= 0 v_main_~glob2_pathlim_off~0_12) .cse3) (and (= main_~glob2_p_off~0 0) (= v_main_~glob2_pathlim_off~0_12 main_~glob2_pathlim_off~0) (= v_main_~MAXPATHLEN~0_18 main_~MAXPATHLEN~0)) (and (<= 2 main_~glob2_p_off~0) .cse0 .cse1 .cse2 (<= 1 v_main_~glob2_pathlim_off~0_12) (<= main_~glob2_p_off~0 (+ v_main_~glob2_pathlim_off~0_12 1)) (<= main_~glob2_p_off~0 (+ v_main_~MAXPATHLEN~0_18 1)) .cse3))))) (= main_~pathbuf_off~0 0) (= main_~glob2_pathbuf_off~0 0) (<= main_~bound_off~0 main_~MAXPATHLEN~0)) [2021-02-23 18:51:27,084 INFO L192 CegarLoopUtils]: At program point L32(line 32) the Hoare annotation is: true [2021-02-23 18:51:27,084 INFO L192 CegarLoopUtils]: At program point L32-1(line 32) the Hoare annotation is: true [2021-02-23 18:51:27,084 INFO L192 CegarLoopUtils]: At program point L30(line 30) the Hoare annotation is: true [2021-02-23 18:51:27,084 INFO L192 CegarLoopUtils]: At program point L32-2(line 32) the Hoare annotation is: true [2021-02-23 18:51:27,084 INFO L192 CegarLoopUtils]: At program point mainENTRY(lines 24 45) the Hoare annotation is: true [2021-02-23 18:51:27,084 INFO L192 CegarLoopUtils]: At program point L28(line 28) the Hoare annotation is: true [2021-02-23 18:51:27,085 INFO L185 CegarLoopUtils]: At program point L41(line 41) the Hoare annotation is: (and (exists ((v_main_~glob2_pathlim_off~0_12 Int) (v_main_~MAXPATHLEN~0_18 Int)) (and (<= v_main_~glob2_pathlim_off~0_12 v_main_~MAXPATHLEN~0_18) (<= 1 v_main_~MAXPATHLEN~0_18) (let ((.cse0 (<= v_main_~MAXPATHLEN~0_18 main_~MAXPATHLEN~0)) (.cse1 (<= main_~glob2_pathlim_off~0 v_main_~glob2_pathlim_off~0_12)) (.cse2 (<= main_~MAXPATHLEN~0 v_main_~MAXPATHLEN~0_18)) (.cse3 (<= v_main_~glob2_pathlim_off~0_12 main_~glob2_pathlim_off~0))) (or (and .cse0 .cse1 (<= 1 main_~glob2_p_off~0) .cse2 (<= main_~glob2_p_off~0 1) (<= 0 v_main_~glob2_pathlim_off~0_12) .cse3) (and (= main_~glob2_p_off~0 0) (= v_main_~glob2_pathlim_off~0_12 main_~glob2_pathlim_off~0) (= v_main_~MAXPATHLEN~0_18 main_~MAXPATHLEN~0)) (and (<= 2 main_~glob2_p_off~0) .cse0 .cse1 .cse2 (<= 1 v_main_~glob2_pathlim_off~0_12) (<= main_~glob2_p_off~0 (+ v_main_~glob2_pathlim_off~0_12 1)) (<= main_~glob2_p_off~0 (+ v_main_~MAXPATHLEN~0_18 1)) .cse3))))) (<= main_~glob2_p_off~0 main_~glob2_pathlim_off~0) (= main_~pathbuf_off~0 0) (= main_~glob2_pathbuf_off~0 0) (<= main_~bound_off~0 main_~MAXPATHLEN~0)) [2021-02-23 18:51:27,085 INFO L185 CegarLoopUtils]: At program point L41-1(line 41) the Hoare annotation is: (and (exists ((v_main_~glob2_pathlim_off~0_12 Int) (v_main_~MAXPATHLEN~0_18 Int)) (and (<= v_main_~glob2_pathlim_off~0_12 v_main_~MAXPATHLEN~0_18) (<= 1 v_main_~MAXPATHLEN~0_18) (let ((.cse0 (<= v_main_~MAXPATHLEN~0_18 main_~MAXPATHLEN~0)) (.cse1 (<= main_~glob2_pathlim_off~0 v_main_~glob2_pathlim_off~0_12)) (.cse2 (<= main_~MAXPATHLEN~0 v_main_~MAXPATHLEN~0_18)) (.cse3 (<= v_main_~glob2_pathlim_off~0_12 main_~glob2_pathlim_off~0))) (or (and .cse0 .cse1 (<= 1 main_~glob2_p_off~0) .cse2 (<= main_~glob2_p_off~0 1) (<= 0 v_main_~glob2_pathlim_off~0_12) .cse3) (and (= main_~glob2_p_off~0 0) (= v_main_~glob2_pathlim_off~0_12 main_~glob2_pathlim_off~0) (= v_main_~MAXPATHLEN~0_18 main_~MAXPATHLEN~0)) (and (<= 2 main_~glob2_p_off~0) .cse0 .cse1 .cse2 (<= 1 v_main_~glob2_pathlim_off~0_12) (<= main_~glob2_p_off~0 (+ v_main_~glob2_pathlim_off~0_12 1)) (<= main_~glob2_p_off~0 (+ v_main_~MAXPATHLEN~0_18 1)) .cse3))))) (<= main_~glob2_p_off~0 main_~glob2_pathlim_off~0) (= main_~pathbuf_off~0 0) (= main_~glob2_pathbuf_off~0 0) (<= main_~bound_off~0 main_~MAXPATHLEN~0)) [2021-02-23 18:51:27,085 INFO L185 CegarLoopUtils]: At program point L37(line 37) the Hoare annotation is: (and (<= 1 main_~MAXPATHLEN~0) (= main_~pathbuf_off~0 0) (= main_~glob2_pathbuf_off~0 0) (<= main_~bound_off~0 main_~MAXPATHLEN~0)) [2021-02-23 18:51:27,085 INFO L185 CegarLoopUtils]: At program point L35(line 35) the Hoare annotation is: (and (<= 1 main_~MAXPATHLEN~0) (= main_~pathbuf_off~0 0)) [2021-02-23 18:51:27,086 INFO L185 CegarLoopUtils]: At program point L18-2(lines 17 22) the Hoare annotation is: (or (= |__VERIFIER_assert_#in~cond| 0) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond) (forall ((v_main_~MAXPATHLEN~0_BEFORE_CALL_4 Int) (v_main_~glob2_p_off~0_BEFORE_CALL_4 Int)) (or (forall ((v_main_~glob2_pathlim_off~0_12 Int) (v_main_~MAXPATHLEN~0_BEFORE_RETURN_2 Int) (v_main_~MAXPATHLEN~0_18 Int) (v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2 Int) (v_main_~glob2_p_off~0_28 Int)) (or (not (<= v_main_~glob2_p_off~0_28 v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2)) (not (= (ite (<= 0 v_main_~glob2_p_off~0_BEFORE_CALL_4) 1 0) (ite (<= 0 v_main_~glob2_p_off~0_28) 1 0))) (let ((.cse0 (not (<= v_main_~MAXPATHLEN~0_BEFORE_RETURN_2 v_main_~MAXPATHLEN~0_18))) (.cse1 (not (<= v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2 v_main_~glob2_pathlim_off~0_12))) (.cse2 (not (<= v_main_~glob2_pathlim_off~0_12 v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2))) (.cse3 (not (<= v_main_~MAXPATHLEN~0_18 v_main_~MAXPATHLEN~0_BEFORE_RETURN_2)))) (and (or (not (<= 1 v_main_~glob2_p_off~0_28)) .cse0 (not (<= 0 v_main_~glob2_pathlim_off~0_12)) (not (<= v_main_~glob2_p_off~0_28 1)) .cse1 .cse2 .cse3) (or (not (= v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2 v_main_~glob2_pathlim_off~0_12)) (not (= v_main_~glob2_p_off~0_28 0)) (not (= v_main_~MAXPATHLEN~0_BEFORE_RETURN_2 v_main_~MAXPATHLEN~0_18))) (or (not (<= 1 v_main_~glob2_pathlim_off~0_12)) .cse0 (not (<= v_main_~glob2_p_off~0_28 (+ v_main_~glob2_pathlim_off~0_12 1))) (not (<= v_main_~glob2_p_off~0_28 (+ v_main_~MAXPATHLEN~0_18 1))) .cse1 .cse2 .cse3 (not (<= 2 v_main_~glob2_p_off~0_28))))) (not (<= 1 v_main_~MAXPATHLEN~0_18)) (not (<= v_main_~glob2_pathlim_off~0_12 v_main_~MAXPATHLEN~0_18)))) (not (= (ite (< v_main_~glob2_p_off~0_BEFORE_CALL_4 (+ v_main_~MAXPATHLEN~0_BEFORE_CALL_4 1)) 1 0) |__VERIFIER_assert_#in~cond|))))) [2021-02-23 18:51:27,086 INFO L192 CegarLoopUtils]: At program point __VERIFIER_assertENTRY(lines 17 22) the Hoare annotation is: true [2021-02-23 18:51:27,086 INFO L185 CegarLoopUtils]: At program point __VERIFIER_assertEXIT(lines 17 22) the Hoare annotation is: (or (= |__VERIFIER_assert_#in~cond| 0) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond) (forall ((v_main_~MAXPATHLEN~0_BEFORE_CALL_4 Int) (v_main_~glob2_p_off~0_BEFORE_CALL_4 Int)) (or (forall ((v_main_~glob2_pathlim_off~0_12 Int) (v_main_~MAXPATHLEN~0_BEFORE_RETURN_2 Int) (v_main_~MAXPATHLEN~0_18 Int) (v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2 Int) (v_main_~glob2_p_off~0_28 Int)) (or (not (<= v_main_~glob2_p_off~0_28 v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2)) (not (= (ite (<= 0 v_main_~glob2_p_off~0_BEFORE_CALL_4) 1 0) (ite (<= 0 v_main_~glob2_p_off~0_28) 1 0))) (let ((.cse0 (not (<= v_main_~MAXPATHLEN~0_BEFORE_RETURN_2 v_main_~MAXPATHLEN~0_18))) (.cse1 (not (<= v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2 v_main_~glob2_pathlim_off~0_12))) (.cse2 (not (<= v_main_~glob2_pathlim_off~0_12 v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2))) (.cse3 (not (<= v_main_~MAXPATHLEN~0_18 v_main_~MAXPATHLEN~0_BEFORE_RETURN_2)))) (and (or (not (<= 1 v_main_~glob2_p_off~0_28)) .cse0 (not (<= 0 v_main_~glob2_pathlim_off~0_12)) (not (<= v_main_~glob2_p_off~0_28 1)) .cse1 .cse2 .cse3) (or (not (= v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2 v_main_~glob2_pathlim_off~0_12)) (not (= v_main_~glob2_p_off~0_28 0)) (not (= v_main_~MAXPATHLEN~0_BEFORE_RETURN_2 v_main_~MAXPATHLEN~0_18))) (or (not (<= 1 v_main_~glob2_pathlim_off~0_12)) .cse0 (not (<= v_main_~glob2_p_off~0_28 (+ v_main_~glob2_pathlim_off~0_12 1))) (not (<= v_main_~glob2_p_off~0_28 (+ v_main_~MAXPATHLEN~0_18 1))) .cse1 .cse2 .cse3 (not (<= 2 v_main_~glob2_p_off~0_28))))) (not (<= 1 v_main_~MAXPATHLEN~0_18)) (not (<= v_main_~glob2_pathlim_off~0_12 v_main_~MAXPATHLEN~0_18)))) (not (= (ite (< v_main_~glob2_p_off~0_BEFORE_CALL_4 (+ v_main_~MAXPATHLEN~0_BEFORE_CALL_4 1)) 1 0) |__VERIFIER_assert_#in~cond|))))) [2021-02-23 18:51:27,086 INFO L185 CegarLoopUtils]: At program point L19(line 19) the Hoare annotation is: (or (= |__VERIFIER_assert_#in~cond| 0) (forall ((v_main_~MAXPATHLEN~0_BEFORE_CALL_4 Int) (v_main_~glob2_p_off~0_BEFORE_CALL_4 Int)) (or (forall ((v_main_~glob2_pathlim_off~0_12 Int) (v_main_~MAXPATHLEN~0_BEFORE_RETURN_2 Int) (v_main_~MAXPATHLEN~0_18 Int) (v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2 Int) (v_main_~glob2_p_off~0_28 Int)) (or (not (<= v_main_~glob2_p_off~0_28 v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2)) (not (= (ite (<= 0 v_main_~glob2_p_off~0_BEFORE_CALL_4) 1 0) (ite (<= 0 v_main_~glob2_p_off~0_28) 1 0))) (let ((.cse0 (not (<= v_main_~MAXPATHLEN~0_BEFORE_RETURN_2 v_main_~MAXPATHLEN~0_18))) (.cse1 (not (<= v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2 v_main_~glob2_pathlim_off~0_12))) (.cse2 (not (<= v_main_~glob2_pathlim_off~0_12 v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2))) (.cse3 (not (<= v_main_~MAXPATHLEN~0_18 v_main_~MAXPATHLEN~0_BEFORE_RETURN_2)))) (and (or (not (<= 1 v_main_~glob2_p_off~0_28)) .cse0 (not (<= 0 v_main_~glob2_pathlim_off~0_12)) (not (<= v_main_~glob2_p_off~0_28 1)) .cse1 .cse2 .cse3) (or (not (= v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2 v_main_~glob2_pathlim_off~0_12)) (not (= v_main_~glob2_p_off~0_28 0)) (not (= v_main_~MAXPATHLEN~0_BEFORE_RETURN_2 v_main_~MAXPATHLEN~0_18))) (or (not (<= 1 v_main_~glob2_pathlim_off~0_12)) .cse0 (not (<= v_main_~glob2_p_off~0_28 (+ v_main_~glob2_pathlim_off~0_12 1))) (not (<= v_main_~glob2_p_off~0_28 (+ v_main_~MAXPATHLEN~0_18 1))) .cse1 .cse2 .cse3 (not (<= 2 v_main_~glob2_p_off~0_28))))) (not (<= 1 v_main_~MAXPATHLEN~0_18)) (not (<= v_main_~glob2_pathlim_off~0_12 v_main_~MAXPATHLEN~0_18)))) (not (= (ite (< v_main_~glob2_p_off~0_BEFORE_CALL_4 (+ v_main_~MAXPATHLEN~0_BEFORE_CALL_4 1)) 1 0) |__VERIFIER_assert_#in~cond|))))) [2021-02-23 18:51:27,087 INFO L185 CegarLoopUtils]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 19) the Hoare annotation is: (or (= |__VERIFIER_assert_#in~cond| 0) (forall ((v_main_~MAXPATHLEN~0_BEFORE_CALL_4 Int) (v_main_~glob2_p_off~0_BEFORE_CALL_4 Int)) (or (forall ((v_main_~glob2_pathlim_off~0_12 Int) (v_main_~MAXPATHLEN~0_BEFORE_RETURN_2 Int) (v_main_~MAXPATHLEN~0_18 Int) (v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2 Int) (v_main_~glob2_p_off~0_28 Int)) (or (not (<= v_main_~glob2_p_off~0_28 v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2)) (not (= (ite (<= 0 v_main_~glob2_p_off~0_BEFORE_CALL_4) 1 0) (ite (<= 0 v_main_~glob2_p_off~0_28) 1 0))) (let ((.cse0 (not (<= v_main_~MAXPATHLEN~0_BEFORE_RETURN_2 v_main_~MAXPATHLEN~0_18))) (.cse1 (not (<= v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2 v_main_~glob2_pathlim_off~0_12))) (.cse2 (not (<= v_main_~glob2_pathlim_off~0_12 v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2))) (.cse3 (not (<= v_main_~MAXPATHLEN~0_18 v_main_~MAXPATHLEN~0_BEFORE_RETURN_2)))) (and (or (not (<= 1 v_main_~glob2_p_off~0_28)) .cse0 (not (<= 0 v_main_~glob2_pathlim_off~0_12)) (not (<= v_main_~glob2_p_off~0_28 1)) .cse1 .cse2 .cse3) (or (not (= v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2 v_main_~glob2_pathlim_off~0_12)) (not (= v_main_~glob2_p_off~0_28 0)) (not (= v_main_~MAXPATHLEN~0_BEFORE_RETURN_2 v_main_~MAXPATHLEN~0_18))) (or (not (<= 1 v_main_~glob2_pathlim_off~0_12)) .cse0 (not (<= v_main_~glob2_p_off~0_28 (+ v_main_~glob2_pathlim_off~0_12 1))) (not (<= v_main_~glob2_p_off~0_28 (+ v_main_~MAXPATHLEN~0_18 1))) .cse1 .cse2 .cse3 (not (<= 2 v_main_~glob2_p_off~0_28))))) (not (<= 1 v_main_~MAXPATHLEN~0_18)) (not (<= v_main_~glob2_pathlim_off~0_12 v_main_~MAXPATHLEN~0_18)))) (not (= (ite (< v_main_~glob2_p_off~0_BEFORE_CALL_4 (+ v_main_~MAXPATHLEN~0_BEFORE_CALL_4 1)) 1 0) |__VERIFIER_assert_#in~cond|))))) [2021-02-23 18:51:27,087 INFO L185 CegarLoopUtils]: At program point L18(lines 18 20) the Hoare annotation is: (or (= |__VERIFIER_assert_#in~cond| 0) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond) (forall ((v_main_~MAXPATHLEN~0_BEFORE_CALL_4 Int) (v_main_~glob2_p_off~0_BEFORE_CALL_4 Int)) (or (forall ((v_main_~glob2_pathlim_off~0_12 Int) (v_main_~MAXPATHLEN~0_BEFORE_RETURN_2 Int) (v_main_~MAXPATHLEN~0_18 Int) (v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2 Int) (v_main_~glob2_p_off~0_28 Int)) (or (not (<= v_main_~glob2_p_off~0_28 v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2)) (not (= (ite (<= 0 v_main_~glob2_p_off~0_BEFORE_CALL_4) 1 0) (ite (<= 0 v_main_~glob2_p_off~0_28) 1 0))) (let ((.cse0 (not (<= v_main_~MAXPATHLEN~0_BEFORE_RETURN_2 v_main_~MAXPATHLEN~0_18))) (.cse1 (not (<= v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2 v_main_~glob2_pathlim_off~0_12))) (.cse2 (not (<= v_main_~glob2_pathlim_off~0_12 v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2))) (.cse3 (not (<= v_main_~MAXPATHLEN~0_18 v_main_~MAXPATHLEN~0_BEFORE_RETURN_2)))) (and (or (not (<= 1 v_main_~glob2_p_off~0_28)) .cse0 (not (<= 0 v_main_~glob2_pathlim_off~0_12)) (not (<= v_main_~glob2_p_off~0_28 1)) .cse1 .cse2 .cse3) (or (not (= v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2 v_main_~glob2_pathlim_off~0_12)) (not (= v_main_~glob2_p_off~0_28 0)) (not (= v_main_~MAXPATHLEN~0_BEFORE_RETURN_2 v_main_~MAXPATHLEN~0_18))) (or (not (<= 1 v_main_~glob2_pathlim_off~0_12)) .cse0 (not (<= v_main_~glob2_p_off~0_28 (+ v_main_~glob2_pathlim_off~0_12 1))) (not (<= v_main_~glob2_p_off~0_28 (+ v_main_~MAXPATHLEN~0_18 1))) .cse1 .cse2 .cse3 (not (<= 2 v_main_~glob2_p_off~0_28))))) (not (<= 1 v_main_~MAXPATHLEN~0_18)) (not (<= v_main_~glob2_pathlim_off~0_12 v_main_~MAXPATHLEN~0_18)))) (not (= (ite (< v_main_~glob2_p_off~0_BEFORE_CALL_4 (+ v_main_~MAXPATHLEN~0_BEFORE_CALL_4 1)) 1 0) |__VERIFIER_assert_#in~cond|))))) [2021-02-23 18:51:27,087 INFO L185 CegarLoopUtils]: At program point L19-1(line 19) the Hoare annotation is: (or (= |__VERIFIER_assert_#in~cond| 0) (forall ((v_main_~MAXPATHLEN~0_BEFORE_CALL_4 Int) (v_main_~glob2_p_off~0_BEFORE_CALL_4 Int)) (or (forall ((v_main_~glob2_pathlim_off~0_12 Int) (v_main_~MAXPATHLEN~0_BEFORE_RETURN_2 Int) (v_main_~MAXPATHLEN~0_18 Int) (v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2 Int) (v_main_~glob2_p_off~0_28 Int)) (or (not (<= v_main_~glob2_p_off~0_28 v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2)) (not (= (ite (<= 0 v_main_~glob2_p_off~0_BEFORE_CALL_4) 1 0) (ite (<= 0 v_main_~glob2_p_off~0_28) 1 0))) (let ((.cse0 (not (<= v_main_~MAXPATHLEN~0_BEFORE_RETURN_2 v_main_~MAXPATHLEN~0_18))) (.cse1 (not (<= v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2 v_main_~glob2_pathlim_off~0_12))) (.cse2 (not (<= v_main_~glob2_pathlim_off~0_12 v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2))) (.cse3 (not (<= v_main_~MAXPATHLEN~0_18 v_main_~MAXPATHLEN~0_BEFORE_RETURN_2)))) (and (or (not (<= 1 v_main_~glob2_p_off~0_28)) .cse0 (not (<= 0 v_main_~glob2_pathlim_off~0_12)) (not (<= v_main_~glob2_p_off~0_28 1)) .cse1 .cse2 .cse3) (or (not (= v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2 v_main_~glob2_pathlim_off~0_12)) (not (= v_main_~glob2_p_off~0_28 0)) (not (= v_main_~MAXPATHLEN~0_BEFORE_RETURN_2 v_main_~MAXPATHLEN~0_18))) (or (not (<= 1 v_main_~glob2_pathlim_off~0_12)) .cse0 (not (<= v_main_~glob2_p_off~0_28 (+ v_main_~glob2_pathlim_off~0_12 1))) (not (<= v_main_~glob2_p_off~0_28 (+ v_main_~MAXPATHLEN~0_18 1))) .cse1 .cse2 .cse3 (not (<= 2 v_main_~glob2_p_off~0_28))))) (not (<= 1 v_main_~MAXPATHLEN~0_18)) (not (<= v_main_~glob2_pathlim_off~0_12 v_main_~MAXPATHLEN~0_18)))) (not (= (ite (< v_main_~glob2_p_off~0_BEFORE_CALL_4 (+ v_main_~MAXPATHLEN~0_BEFORE_CALL_4 1)) 1 0) |__VERIFIER_assert_#in~cond|))))) [2021-02-23 18:51:27,101 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,102 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,102 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,102 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,103 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,103 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,103 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,103 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,103 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,103 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,104 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,104 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,104 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,104 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,104 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,104 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,104 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,111 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,111 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,111 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,112 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,112 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,112 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,112 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,112 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,113 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,113 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,113 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,113 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,113 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,114 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,114 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,114 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,114 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,118 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] [2021-02-23 18:51:27,118 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-23 18:51:27,118 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_BEFORE_CALL_4,QUANTIFIED] [2021-02-23 18:51:27,119 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] [2021-02-23 18:51:27,119 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] [2021-02-23 18:51:27,119 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-23 18:51:27,119 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,119 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,120 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] [2021-02-23 18:51:27,120 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-23 18:51:27,120 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,120 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,120 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-23 18:51:27,121 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,121 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-23 18:51:27,121 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-23 18:51:27,121 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,121 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] [2021-02-23 18:51:27,121 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-23 18:51:27,122 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,122 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,122 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-23 18:51:27,122 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,122 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] [2021-02-23 18:51:27,123 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,123 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] [2021-02-23 18:51:27,123 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,123 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-23 18:51:27,123 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,123 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,124 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-23 18:51:27,124 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,124 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-23 18:51:27,124 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] [2021-02-23 18:51:27,124 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,124 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,125 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,125 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_BEFORE_CALL_4,QUANTIFIED] [2021-02-23 18:51:27,125 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_BEFORE_CALL_4,QUANTIFIED] [2021-02-23 18:51:27,127 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.02 06:51:27 BoogieIcfgContainer [2021-02-23 18:51:27,128 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-02-23 18:51:27,129 INFO L168 Benchmark]: Toolchain (without parser) took 16232.75 ms. Allocated memory was 151.0 MB in the beginning and 181.4 MB in the end (delta: 30.4 MB). Free memory was 127.5 MB in the beginning and 119.1 MB in the end (delta: 8.4 MB). Peak memory consumption was 98.1 MB. Max. memory is 8.0 GB. [2021-02-23 18:51:27,129 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 151.0 MB. Free memory is still 125.1 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-23 18:51:27,130 INFO L168 Benchmark]: CACSL2BoogieTranslator took 333.05 ms. Allocated memory is still 151.0 MB. Free memory was 126.3 MB in the beginning and 116.7 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. [2021-02-23 18:51:27,130 INFO L168 Benchmark]: Boogie Preprocessor took 38.33 ms. Allocated memory is still 151.0 MB. Free memory was 116.7 MB in the beginning and 115.2 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-02-23 18:51:27,130 INFO L168 Benchmark]: RCFGBuilder took 530.46 ms. Allocated memory is still 151.0 MB. Free memory was 115.2 MB in the beginning and 131.3 MB in the end (delta: -16.2 MB). Peak memory consumption was 16.8 MB. Max. memory is 8.0 GB. [2021-02-23 18:51:27,131 INFO L168 Benchmark]: TraceAbstraction took 15309.51 ms. Allocated memory was 151.0 MB in the beginning and 181.4 MB in the end (delta: 30.4 MB). Free memory was 131.3 MB in the beginning and 119.1 MB in the end (delta: 12.3 MB). Peak memory consumption was 102.4 MB. Max. memory is 8.0 GB. [2021-02-23 18:51:27,133 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 151.0 MB. Free memory is still 125.1 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 333.05 ms. Allocated memory is still 151.0 MB. Free memory was 126.3 MB in the beginning and 116.7 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 38.33 ms. Allocated memory is still 151.0 MB. Free memory was 116.7 MB in the beginning and 115.2 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 530.46 ms. Allocated memory is still 151.0 MB. Free memory was 115.2 MB in the beginning and 131.3 MB in the end (delta: -16.2 MB). Peak memory consumption was 16.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 15309.51 ms. Allocated memory was 151.0 MB in the beginning and 181.4 MB in the end (delta: 30.4 MB). Free memory was 131.3 MB in the beginning and 119.1 MB in the end (delta: 12.3 MB). Peak memory consumption was 102.4 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_BEFORE_CALL_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_BEFORE_RETURN_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_BEFORE_RETURN_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_BEFORE_RETURN_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_BEFORE_RETURN_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_BEFORE_RETURN_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_BEFORE_CALL_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_BEFORE_CALL_4,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 19]: 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: 25]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 38]: Loop Invariant [2021-02-23 18:51:27,144 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,144 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,144 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,144 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,145 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,145 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,145 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,145 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,145 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,145 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,145 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,146 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,146 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,146 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,146 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,146 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,146 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,147 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,147 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,147 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,147 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,148 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,148 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,148 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,148 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,148 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,148 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,148 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,148 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,149 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,149 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,149 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,149 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,149 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] Derived loop invariant: (((\exists v_main_~glob2_pathlim_off~0_12 : int, v_main_~MAXPATHLEN~0_18 : int :: (v_main_~glob2_pathlim_off~0_12 <= v_main_~MAXPATHLEN~0_18 && 1 <= v_main_~MAXPATHLEN~0_18) && ((((((((v_main_~MAXPATHLEN~0_18 <= MAXPATHLEN && glob2_pathlim_off <= v_main_~glob2_pathlim_off~0_12) && 1 <= glob2_p_off) && MAXPATHLEN <= v_main_~MAXPATHLEN~0_18) && glob2_p_off <= 1) && 0 <= v_main_~glob2_pathlim_off~0_12) && v_main_~glob2_pathlim_off~0_12 <= glob2_pathlim_off) || ((glob2_p_off == 0 && v_main_~glob2_pathlim_off~0_12 == glob2_pathlim_off) && v_main_~MAXPATHLEN~0_18 == MAXPATHLEN)) || (((((((2 <= glob2_p_off && v_main_~MAXPATHLEN~0_18 <= MAXPATHLEN) && glob2_pathlim_off <= v_main_~glob2_pathlim_off~0_12) && MAXPATHLEN <= v_main_~MAXPATHLEN~0_18) && 1 <= v_main_~glob2_pathlim_off~0_12) && glob2_p_off <= v_main_~glob2_pathlim_off~0_12 + 1) && glob2_p_off <= v_main_~MAXPATHLEN~0_18 + 1) && v_main_~glob2_pathlim_off~0_12 <= glob2_pathlim_off))) && pathbuf_off == 0) && glob2_pathbuf_off == 0) && bound_off <= MAXPATHLEN - ProcedureContractResult [Line: 24]: Procedure Contract for main Derived contract for procedure main: 1 - ProcedureContractResult [Line: 17]: Procedure Contract for __VERIFIER_assert [2021-02-23 18:51:27,150 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] [2021-02-23 18:51:27,150 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-23 18:51:27,151 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_BEFORE_CALL_4,QUANTIFIED] [2021-02-23 18:51:27,151 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] [2021-02-23 18:51:27,151 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] [2021-02-23 18:51:27,151 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-23 18:51:27,151 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,151 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,152 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] [2021-02-23 18:51:27,152 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-23 18:51:27,152 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,152 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,152 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-23 18:51:27,152 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,152 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-23 18:51:27,153 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-23 18:51:27,153 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,153 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] [2021-02-23 18:51:27,153 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-23 18:51:27,153 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,153 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,153 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-23 18:51:27,154 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,154 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] [2021-02-23 18:51:27,154 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,154 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] [2021-02-23 18:51:27,154 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,154 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-23 18:51:27,155 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,155 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,155 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-23 18:51:27,155 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,155 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-23 18:51:27,155 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] [2021-02-23 18:51:27,155 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,156 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,156 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,156 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_BEFORE_CALL_4,QUANTIFIED] [2021-02-23 18:51:27,156 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_BEFORE_CALL_4,QUANTIFIED] [2021-02-23 18:51:27,157 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] [2021-02-23 18:51:27,157 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-23 18:51:27,157 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_BEFORE_CALL_4,QUANTIFIED] [2021-02-23 18:51:27,157 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] [2021-02-23 18:51:27,157 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] [2021-02-23 18:51:27,158 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-23 18:51:27,158 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,158 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,158 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] [2021-02-23 18:51:27,158 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-23 18:51:27,158 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,159 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,159 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-23 18:51:27,159 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,159 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-23 18:51:27,159 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-23 18:51:27,159 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,159 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] [2021-02-23 18:51:27,159 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-23 18:51:27,160 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,160 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,160 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-23 18:51:27,160 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,160 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] [2021-02-23 18:51:27,160 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,160 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] [2021-02-23 18:51:27,161 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,161 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-23 18:51:27,161 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,161 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,161 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-23 18:51:27,161 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,162 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-23 18:51:27,162 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] [2021-02-23 18:51:27,162 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,162 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-23 18:51:27,162 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-23 18:51:27,162 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_BEFORE_CALL_4,QUANTIFIED] [2021-02-23 18:51:27,162 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_BEFORE_CALL_4,QUANTIFIED] Derived contract for procedure __VERIFIER_assert: (\old(cond) == 0 || \old(cond) == cond) || (forall v_main_~MAXPATHLEN~0_BEFORE_CALL_4 : int, v_main_~glob2_p_off~0_BEFORE_CALL_4 : int :: (forall v_main_~glob2_pathlim_off~0_12 : int, v_main_~MAXPATHLEN~0_BEFORE_RETURN_2 : int, v_main_~MAXPATHLEN~0_18 : int, v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2 : int, v_main_~glob2_p_off~0_28 : int :: (((!(v_main_~glob2_p_off~0_28 <= v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2) || !((if 0 <= v_main_~glob2_p_off~0_BEFORE_CALL_4 then 1 else 0) == (if 0 <= v_main_~glob2_p_off~0_28 then 1 else 0))) || ((((((((!(1 <= v_main_~glob2_p_off~0_28) || !(v_main_~MAXPATHLEN~0_BEFORE_RETURN_2 <= v_main_~MAXPATHLEN~0_18)) || !(0 <= v_main_~glob2_pathlim_off~0_12)) || !(v_main_~glob2_p_off~0_28 <= 1)) || !(v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2 <= v_main_~glob2_pathlim_off~0_12)) || !(v_main_~glob2_pathlim_off~0_12 <= v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2)) || !(v_main_~MAXPATHLEN~0_18 <= v_main_~MAXPATHLEN~0_BEFORE_RETURN_2)) && ((!(v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2 == v_main_~glob2_pathlim_off~0_12) || !(v_main_~glob2_p_off~0_28 == 0)) || !(v_main_~MAXPATHLEN~0_BEFORE_RETURN_2 == v_main_~MAXPATHLEN~0_18))) && (((((((!(1 <= v_main_~glob2_pathlim_off~0_12) || !(v_main_~MAXPATHLEN~0_BEFORE_RETURN_2 <= v_main_~MAXPATHLEN~0_18)) || !(v_main_~glob2_p_off~0_28 <= v_main_~glob2_pathlim_off~0_12 + 1)) || !(v_main_~glob2_p_off~0_28 <= v_main_~MAXPATHLEN~0_18 + 1)) || !(v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2 <= v_main_~glob2_pathlim_off~0_12)) || !(v_main_~glob2_pathlim_off~0_12 <= v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2)) || !(v_main_~MAXPATHLEN~0_18 <= v_main_~MAXPATHLEN~0_BEFORE_RETURN_2)) || !(2 <= v_main_~glob2_p_off~0_28)))) || !(1 <= v_main_~MAXPATHLEN~0_18)) || !(v_main_~glob2_pathlim_off~0_12 <= v_main_~MAXPATHLEN~0_18)) || !((if v_main_~glob2_p_off~0_BEFORE_CALL_4 < v_main_~MAXPATHLEN~0_BEFORE_CALL_4 + 1 then 1 else 0) == \old(cond))) - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 54 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 12.8s, OverallIterations: 4, TraceHistogramMax: 4, AutomataDifference: 4.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 127 SDtfs, 289 SDslu, 390 SDs, 0 SdLazy, 769 SolverSat, 118 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 124 GetRequests, 22 SyntacticMatches, 6 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 650 ImplicationChecksByTransitivity, 5.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=53occurred 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: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 5 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 79 PreInvPairs, 107 NumberOfFragments, 1361 HoareAnnotationTreeSize, 79 FomulaSimplifications, 748 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 44 FomulaSimplificationsInter, 6960 FormulaSimplificationTreeSizeReductionInter, 2.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: No data available, 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...