/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-b7b32d2 [2021-02-21 21:20:25,951 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-21 21:20:25,954 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-21 21:20:25,992 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-21 21:20:25,993 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-21 21:20:25,995 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-21 21:20:25,996 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-21 21:20:25,999 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-21 21:20:26,001 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-21 21:20:26,002 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-21 21:20:26,004 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-21 21:20:26,005 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-21 21:20:26,006 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-21 21:20:26,007 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-21 21:20:26,009 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-21 21:20:26,011 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-21 21:20:26,012 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-21 21:20:26,013 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-21 21:20:26,015 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-21 21:20:26,018 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-21 21:20:26,020 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-21 21:20:26,022 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-21 21:20:26,024 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-21 21:20:26,025 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-21 21:20:26,029 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-02-21 21:20:26,029 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-02-21 21:20:26,029 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-02-21 21:20:26,031 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-02-21 21:20:26,031 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-02-21 21:20:26,033 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-02-21 21:20:26,033 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-02-21 21:20:26,034 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-02-21 21:20:26,049 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-02-21 21:20:26,050 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-02-21 21:20:26,052 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-02-21 21:20:26,052 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-02-21 21:20:26,053 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-02-21 21:20:26,053 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-02-21 21:20:26,054 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-21 21:20:26,055 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-21 21:20:26,056 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-21 21:20:26,059 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2021-02-21 21:20:26,072 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-21 21:20:26,072 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-21 21:20:26,074 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-21 21:20:26,074 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-21 21:20:26,074 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-21 21:20:26,075 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-21 21:20:26,075 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-21 21:20:26,075 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-21 21:20:26,075 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-21 21:20:26,075 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-21 21:20:26,076 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-21 21:20:26,076 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-21 21:20:26,076 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-21 21:20:26,076 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-21 21:20:26,077 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-21 21:20:26,077 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2021-02-21 21:20:26,077 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-02-21 21:20:26,077 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-21 21:20:26,078 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-21 21:20:26,078 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-21 21:20:26,078 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-02-21 21:20:26,078 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-21 21:20:26,079 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-21 21:20:26,492 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-21 21:20:26,524 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-21 21:20:26,527 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-21 21:20:26,529 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-21 21:20:26,530 INFO L275 PluginConnector]: CDTParser initialized [2021-02-21 21:20:26,531 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/NetBSD_loop.i [2021-02-21 21:20:26,610 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfc8f915e/05756e17c93d43aab0dc48ca549c853e/FLAG170716b51 [2021-02-21 21:20:27,218 INFO L306 CDTParser]: Found 1 translation units. [2021-02-21 21:20:27,219 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/NetBSD_loop.i [2021-02-21 21:20:27,227 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfc8f915e/05756e17c93d43aab0dc48ca549c853e/FLAG170716b51 [2021-02-21 21:20:27,583 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfc8f915e/05756e17c93d43aab0dc48ca549c853e [2021-02-21 21:20:27,590 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-21 21:20:27,604 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-21 21:20:27,606 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-21 21:20:27,606 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-21 21:20:27,611 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-21 21:20:27,612 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 09:20:27" (1/1) ... [2021-02-21 21:20:27,613 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67ca887a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 09:20:27, skipping insertion in model container [2021-02-21 21:20:27,613 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 09:20:27" (1/1) ... [2021-02-21 21:20:27,622 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-21 21:20:27,640 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-21 21:20:27,801 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] [2021-02-21 21:20:27,814 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-21 21:20:27,825 INFO L203 MainTranslator]: Completed pre-run [2021-02-21 21:20:27,840 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] [2021-02-21 21:20:27,845 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-21 21:20:27,866 INFO L208 MainTranslator]: Completed translation [2021-02-21 21:20:27,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 09:20:27 WrapperNode [2021-02-21 21:20:27,867 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-21 21:20:27,868 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-21 21:20:27,869 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-21 21:20:27,869 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-21 21:20:27,883 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 09:20:27" (1/1) ... [2021-02-21 21:20:27,883 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 09:20:27" (1/1) ... [2021-02-21 21:20:27,890 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 09:20:27" (1/1) ... [2021-02-21 21:20:27,891 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 09:20:27" (1/1) ... [2021-02-21 21:20:27,897 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 09:20:27" (1/1) ... [2021-02-21 21:20:27,902 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 09:20:27" (1/1) ... [2021-02-21 21:20:27,904 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 09:20:27" (1/1) ... [2021-02-21 21:20:27,907 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-21 21:20:27,908 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-21 21:20:27,908 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-21 21:20:27,908 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-21 21:20:27,910 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 09:20:27" (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 [2021-02-21 21:20:28,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-21 21:20:28,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-21 21:20:28,022 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-21 21:20:28,022 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-02-21 21:20:28,023 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-02-21 21:20:28,023 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-21 21:20:28,023 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-21 21:20:28,024 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-21 21:20:28,024 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2021-02-21 21:20:28,024 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2021-02-21 21:20:28,025 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-21 21:20:28,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-21 21:20:28,025 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-02-21 21:20:28,026 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-02-21 21:20:28,026 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-02-21 21:20:28,027 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-21 21:20:28,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-21 21:20:28,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-21 21:20:28,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-21 21:20:28,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-21 21:20:28,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-21 21:20:28,032 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-21 21:20:28,333 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-21 21:20:28,334 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-02-21 21:20:28,337 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 09:20:28 BoogieIcfgContainer [2021-02-21 21:20:28,340 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-21 21:20:28,345 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-21 21:20:28,345 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-21 21:20:28,353 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-21 21:20:28,354 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.02 09:20:27" (1/3) ... [2021-02-21 21:20:28,360 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5429636d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.02 09:20:28, skipping insertion in model container [2021-02-21 21:20:28,360 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 09:20:27" (2/3) ... [2021-02-21 21:20:28,361 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5429636d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.02 09:20:28, skipping insertion in model container [2021-02-21 21:20:28,361 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 09:20:28" (3/3) ... [2021-02-21 21:20:28,367 INFO L111 eAbstractionObserver]: Analyzing ICFG NetBSD_loop.i [2021-02-21 21:20:28,387 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2021-02-21 21:20:28,398 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-21 21:20:28,448 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-21 21:20:28,479 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-21 21:20:28,480 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-21 21:20:28,480 INFO L378 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2021-02-21 21:20:28,480 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-21 21:20:28,480 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-21 21:20:28,480 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-21 21:20:28,480 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-21 21:20:28,481 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-21 21:20:28,500 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states. [2021-02-21 21:20:28,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-02-21 21:20:28,511 INFO L414 BasicCegarLoop]: Found error trace [2021-02-21 21:20:28,512 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] [2021-02-21 21:20:28,513 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-21 21:20:28,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-21 21:20:28,521 INFO L82 PathProgramCache]: Analyzing trace with hash -285804897, now seen corresponding path program 1 times [2021-02-21 21:20:28,532 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-21 21:20:28,533 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1651554052] [2021-02-21 21:20:28,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-21 21:20:28,638 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-21 21:20:28,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 21:20:28,924 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:28,925 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:28,927 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:28,927 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 21:20:28,940 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:28,941 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 21:20:28,958 WARN L141 QuantifierPusher]: treesize reduction 9, result has 25.0 percent of original size [2021-02-21 21:20:28,959 WARN L147 QuantifierPusher]: treesize reduction 9, result has 25.0 percent of original size 3 [2021-02-21 21:20:28,967 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:28,967 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 21:20:28,986 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:28,987 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 21:20:29,005 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:29,006 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:29,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-21 21:20:29,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 21:20:29,089 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:29,090 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:29,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-21 21:20:29,110 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1651554052] [2021-02-21 21:20:29,113 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-21 21:20:29,114 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-02-21 21:20:29,114 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1775763806] [2021-02-21 21:20:29,120 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-02-21 21:20:29,122 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-21 21:20:29,141 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-02-21 21:20:29,143 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-02-21 21:20:29,147 INFO L87 Difference]: Start difference. First operand 44 states. Second operand 8 states. [2021-02-21 21:20:29,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-21 21:20:29,715 INFO L93 Difference]: Finished difference Result 76 states and 91 transitions. [2021-02-21 21:20:29,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-21 21:20:29,717 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 31 [2021-02-21 21:20:29,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-21 21:20:29,728 INFO L225 Difference]: With dead ends: 76 [2021-02-21 21:20:29,729 INFO L226 Difference]: Without dead ends: 47 [2021-02-21 21:20:29,733 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2021-02-21 21:20:29,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2021-02-21 21:20:29,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 44. [2021-02-21 21:20:29,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2021-02-21 21:20:29,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 45 transitions. [2021-02-21 21:20:29,800 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 45 transitions. Word has length 31 [2021-02-21 21:20:29,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-21 21:20:29,800 INFO L480 AbstractCegarLoop]: Abstraction has 44 states and 45 transitions. [2021-02-21 21:20:29,801 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-02-21 21:20:29,801 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 45 transitions. [2021-02-21 21:20:29,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-02-21 21:20:29,802 INFO L414 BasicCegarLoop]: Found error trace [2021-02-21 21:20:29,802 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] [2021-02-21 21:20:29,803 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-21 21:20:29,803 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-21 21:20:29,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-21 21:20:29,804 INFO L82 PathProgramCache]: Analyzing trace with hash 511937126, now seen corresponding path program 1 times [2021-02-21 21:20:29,804 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-21 21:20:29,805 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [120642509] [2021-02-21 21:20:29,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-21 21:20:29,808 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-21 21:20:29,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 21:20:29,868 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:29,869 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:29,870 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:29,871 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 21:20:29,875 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:29,876 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 21:20:29,884 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:29,885 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 21:20:29,896 WARN L141 QuantifierPusher]: treesize reduction 6, result has 68.4 percent of original size [2021-02-21 21:20:29,897 WARN L147 QuantifierPusher]: treesize reduction 6, result has 68.4 percent of original size 13 [2021-02-21 21:20:29,909 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:29,910 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 21:20:29,918 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:29,918 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 21:20:29,926 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:29,928 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:29,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-21 21:20:29,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 21:20:29,964 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:29,965 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:29,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2021-02-21 21:20:29,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 21:20:29,973 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:29,973 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:29,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-21 21:20:29,979 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [120642509] [2021-02-21 21:20:29,979 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-21 21:20:29,979 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-02-21 21:20:29,979 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1915978995] [2021-02-21 21:20:29,980 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-21 21:20:29,980 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-21 21:20:29,981 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-21 21:20:29,981 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-02-21 21:20:29,982 INFO L87 Difference]: Start difference. First operand 44 states and 45 transitions. Second operand 9 states. [2021-02-21 21:20:30,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-21 21:20:30,403 INFO L93 Difference]: Finished difference Result 53 states and 54 transitions. [2021-02-21 21:20:30,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-02-21 21:20:30,404 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 36 [2021-02-21 21:20:30,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-21 21:20:30,406 INFO L225 Difference]: With dead ends: 53 [2021-02-21 21:20:30,406 INFO L226 Difference]: Without dead ends: 51 [2021-02-21 21:20:30,407 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 [2021-02-21 21:20:30,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2021-02-21 21:20:30,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 49. [2021-02-21 21:20:30,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2021-02-21 21:20:30,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 50 transitions. [2021-02-21 21:20:30,425 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 50 transitions. Word has length 36 [2021-02-21 21:20:30,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-21 21:20:30,426 INFO L480 AbstractCegarLoop]: Abstraction has 49 states and 50 transitions. [2021-02-21 21:20:30,426 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-02-21 21:20:30,426 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 50 transitions. [2021-02-21 21:20:30,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-02-21 21:20:30,428 INFO L414 BasicCegarLoop]: Found error trace [2021-02-21 21:20:30,428 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] [2021-02-21 21:20:30,428 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-02-21 21:20:30,429 INFO L428 AbstractCegarLoop]: === Iteration 3 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-21 21:20:30,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-21 21:20:30,430 INFO L82 PathProgramCache]: Analyzing trace with hash 1259828606, now seen corresponding path program 1 times [2021-02-21 21:20:30,430 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-21 21:20:30,430 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1530648616] [2021-02-21 21:20:30,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-21 21:20:32,583 WARN L141 QuantifierPusher]: treesize reduction 81, result has 55.5 percent of original size [2021-02-21 21:20:32,617 WARN L147 QuantifierPusher]: treesize reduction 81, result has 55.5 percent of original size 101 [2021-02-21 21:20:32,619 INFO L206 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-02-21 21:20:32,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 21:20:32,666 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:32,666 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:32,667 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:32,668 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 21:20:32,671 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:32,672 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 21:20:32,676 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:32,677 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 21:20:32,683 WARN L141 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-02-21 21:20:32,683 WARN L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-02-21 21:20:32,690 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:32,690 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 21:20:32,697 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:32,697 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 21:20:32,705 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:32,706 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:32,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-21 21:20:32,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 21:20:32,738 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:32,738 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:32,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-21 21:20:32,752 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:32,755 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:32,756 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:32,757 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-02-21 21:20:32,759 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:32,759 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:32,760 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-02-21 21:20:32,764 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:32,765 WARN L141 QuantifierPusher]: treesize reduction 3, result has 83.3 percent of original size [2021-02-21 21:20:32,766 WARN L147 QuantifierPusher]: treesize reduction 3, result has 83.3 percent of original size 15 [2021-02-21 21:20:32,768 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:32,769 WARN L141 QuantifierPusher]: treesize reduction 3, result has 83.3 percent of original size [2021-02-21 21:20:32,771 WARN L147 QuantifierPusher]: treesize reduction 3, result has 83.3 percent of original size 15 [2021-02-21 21:20:32,775 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-02-21 21:20:32,932 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:32,934 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:32,935 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:32,936 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-21 21:20:32,938 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:32,939 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:32,940 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-21 21:20:32,942 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:32,943 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:32,943 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-02-21 21:20:32,945 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:32,946 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:32,947 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-02-21 21:20:32,950 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-02-21 21:20:33,053 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:33,055 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:33,057 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:33,059 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:33,060 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:33,061 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-21 21:20:33,063 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:33,064 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:33,065 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-02-21 21:20:33,067 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-02-21 21:20:33,069 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-02-21 21:20:33,105 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:33,106 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:33,108 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:33,110 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:33,111 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:33,112 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-02-21 21:20:33,114 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:33,115 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:33,116 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-21 21:20:33,118 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-02-21 21:20:33,120 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-02-21 21:20:33,192 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:33,193 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:33,195 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:33,196 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:33,197 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:33,198 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-02-21 21:20:33,200 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:33,201 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:33,201 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-21 21:20:33,203 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-02-21 21:20:33,205 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-02-21 21:20:33,267 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:33,268 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:33,270 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:33,272 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:33,273 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:33,274 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-02-21 21:20:33,276 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:33,277 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:33,278 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-21 21:20:33,280 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-02-21 21:20:33,282 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-02-21 21:20:33,329 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:33,330 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:33,332 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:33,334 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:33,335 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:33,336 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-02-21 21:20:33,337 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:33,339 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:33,340 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-21 21:20:33,342 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-02-21 21:20:33,344 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-02-21 21:20:33,347 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:33,352 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:33,354 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:33,355 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:33,356 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:33,357 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-02-21 21:20:33,359 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:33,360 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:33,361 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-21 21:20:33,363 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-02-21 21:20:33,365 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-02-21 21:20:33,393 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:33,394 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:33,395 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:33,396 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-02-21 21:20:33,397 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-21 21:20:33,424 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:33,425 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:33,426 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:33,427 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-02-21 21:20:33,428 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-21 21:20:33,457 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:33,458 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:33,459 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:33,460 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-02-21 21:20:33,461 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-21 21:20:33,492 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:33,493 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:33,494 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:33,495 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-02-21 21:20:33,496 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-02-21 21:20:33,537 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:33,538 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:33,539 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:33,539 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-02-21 21:20:33,540 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-02-21 21:20:33,542 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:33,545 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:33,545 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:33,546 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-02-21 21:20:33,547 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-02-21 21:20:33,587 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:33,588 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:33,589 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:33,590 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-02-21 21:20:33,591 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-02-21 21:20:33,627 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:33,630 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:33,631 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:33,631 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-02-21 21:20:33,632 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-02-21 21:20:33,671 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:33,673 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:33,674 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:33,675 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-02-21 21:20:33,676 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-02-21 21:20:33,724 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:33,724 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:33,725 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1530648616] [2021-02-21 21:20:33,725 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-21 21:20:33,725 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2021-02-21 21:20:33,726 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1122181877] [2021-02-21 21:20:33,726 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-02-21 21:20:33,726 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-21 21:20:33,727 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-02-21 21:20:33,727 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=354, Unknown=0, NotChecked=0, Total=420 [2021-02-21 21:20:33,728 INFO L87 Difference]: Start difference. First operand 49 states and 50 transitions. Second operand 19 states. [2021-02-21 21:20:34,922 WARN L202 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 68 [2021-02-21 21:20:35,100 WARN L202 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 66 [2021-02-21 21:20:35,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-21 21:20:35,341 INFO L93 Difference]: Finished difference Result 55 states and 55 transitions. [2021-02-21 21:20:35,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-02-21 21:20:35,343 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 45 [2021-02-21 21:20:35,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-21 21:20:35,347 INFO L225 Difference]: With dead ends: 55 [2021-02-21 21:20:35,347 INFO L226 Difference]: Without dead ends: 53 [2021-02-21 21:20:35,348 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 6 SyntacticMatches, 3 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 253 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=212, Invalid=978, Unknown=0, NotChecked=0, Total=1190 [2021-02-21 21:20:35,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2021-02-21 21:20:35,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2021-02-21 21:20:35,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2021-02-21 21:20:35,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 53 transitions. [2021-02-21 21:20:35,372 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 53 transitions. Word has length 45 [2021-02-21 21:20:35,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-21 21:20:35,372 INFO L480 AbstractCegarLoop]: Abstraction has 53 states and 53 transitions. [2021-02-21 21:20:35,372 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2021-02-21 21:20:35,372 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 53 transitions. [2021-02-21 21:20:35,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-02-21 21:20:35,374 INFO L414 BasicCegarLoop]: Found error trace [2021-02-21 21:20:35,374 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] [2021-02-21 21:20:35,375 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-02-21 21:20:35,375 INFO L428 AbstractCegarLoop]: === Iteration 4 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-21 21:20:35,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-21 21:20:35,375 INFO L82 PathProgramCache]: Analyzing trace with hash -712343833, now seen corresponding path program 2 times [2021-02-21 21:20:35,376 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-21 21:20:35,376 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2100519115] [2021-02-21 21:20:35,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-21 21:20:37,453 WARN L141 QuantifierPusher]: treesize reduction 81, result has 55.5 percent of original size [2021-02-21 21:20:37,465 WARN L147 QuantifierPusher]: treesize reduction 81, result has 55.5 percent of original size 101 [2021-02-21 21:20:37,466 INFO L206 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-02-21 21:20:37,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 21:20:37,529 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:37,529 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:37,530 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:37,531 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 21:20:37,534 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:37,535 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 21:20:37,541 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:37,542 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-02-21 21:20:37,551 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:37,552 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-02-21 21:20:37,562 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:37,563 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-02-21 21:20:37,576 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:37,577 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-02-21 21:20:37,589 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:37,590 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 21:20:37,600 WARN L141 QuantifierPusher]: treesize reduction 6, result has 33.3 percent of original size [2021-02-21 21:20:37,601 WARN L147 QuantifierPusher]: treesize reduction 6, result has 33.3 percent of original size 3 [2021-02-21 21:20:37,608 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:37,609 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 21:20:37,616 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:37,616 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 21:20:37,624 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:37,625 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:37,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-21 21:20:37,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 21:20:37,653 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:37,653 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:37,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-02-21 21:20:37,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 21:20:37,659 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:37,660 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:37,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-21 21:20:37,666 WARN L141 QuantifierPusher]: treesize reduction 3, result has 97.2 percent of original size [2021-02-21 21:20:37,674 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:37,678 WARN L141 QuantifierPusher]: treesize reduction 12, result has 85.2 percent of original size [2021-02-21 21:20:37,683 WARN L147 QuantifierPusher]: treesize reduction 12, result has 85.2 percent of original size 69 [2021-02-21 21:20:37,688 WARN L147 QuantifierPusher]: treesize reduction 3, result has 97.2 percent of original size 105 [2021-02-21 21:20:37,732 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:37,734 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:37,735 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:37,737 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-02-21 21:20:37,739 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-02-21 21:20:37,784 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:37,787 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:37,789 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:37,790 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:37,792 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:37,794 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-02-21 21:20:37,796 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2021-02-21 21:20:37,798 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-02-21 21:20:37,842 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:37,844 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:37,847 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:37,849 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:37,850 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:37,852 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-02-21 21:20:37,854 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2021-02-21 21:20:37,856 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-02-21 21:20:37,950 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:37,952 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:37,954 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:37,955 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:37,957 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:37,958 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-02-21 21:20:37,960 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2021-02-21 21:20:37,962 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-02-21 21:20:38,046 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:38,048 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:38,050 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:38,051 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:38,053 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:38,054 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-02-21 21:20:38,056 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2021-02-21 21:20:38,058 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-02-21 21:20:38,147 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:38,149 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:38,151 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:38,152 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:38,153 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:38,155 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-02-21 21:20:38,157 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2021-02-21 21:20:38,159 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-02-21 21:20:38,162 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:38,162 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:38,164 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:38,165 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:38,167 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:38,168 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-02-21 21:20:38,170 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-02-21 21:20:38,175 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:38,177 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:38,179 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-02-21 21:20:38,180 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-02-21 21:20:38,272 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:38,275 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:38,278 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:38,280 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:38,282 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:38,283 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-02-21 21:20:38,285 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-02-21 21:20:38,288 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-02-21 21:20:38,353 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:38,356 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:38,357 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:38,359 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:38,361 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:38,363 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-02-21 21:20:38,366 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-02-21 21:20:38,368 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-02-21 21:20:38,468 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:38,470 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:38,473 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:38,475 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:38,477 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:38,479 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-02-21 21:20:38,482 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-02-21 21:20:38,486 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-02-21 21:20:38,555 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:38,558 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:38,559 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:38,561 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:38,563 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:38,565 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-02-21 21:20:38,566 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-02-21 21:20:38,569 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-02-21 21:20:38,704 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:38,707 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:38,709 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:38,710 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:38,712 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:38,714 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-02-21 21:20:38,715 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-02-21 21:20:38,717 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-02-21 21:20:38,720 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:38,720 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:38,722 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:38,724 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:38,725 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:38,726 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-02-21 21:20:38,729 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-02-21 21:20:38,736 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 21:20:38,738 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:38,739 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-02-21 21:20:38,741 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 117 [2021-02-21 21:20:38,799 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:38,800 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 21:20:38,827 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:38,828 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-21 21:20:38,857 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:38,858 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-02-21 21:20:38,886 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:38,887 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:38,887 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2100519115] [2021-02-21 21:20:38,887 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-21 21:20:38,887 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2021-02-21 21:20:38,887 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1453222479] [2021-02-21 21:20:38,888 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-02-21 21:20:38,888 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-21 21:20:38,889 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-02-21 21:20:38,889 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=505, Unknown=0, NotChecked=0, Total=600 [2021-02-21 21:20:38,889 INFO L87 Difference]: Start difference. First operand 53 states and 53 transitions. Second operand 22 states. [2021-02-21 21:20:40,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-21 21:20:40,491 INFO L93 Difference]: Finished difference Result 53 states and 53 transitions. [2021-02-21 21:20:40,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-02-21 21:20:40,492 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 50 [2021-02-21 21:20:40,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-21 21:20:40,492 INFO L225 Difference]: With dead ends: 53 [2021-02-21 21:20:40,492 INFO L226 Difference]: Without dead ends: 0 [2021-02-21 21:20:40,494 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 8 SyntacticMatches, 3 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 359 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=279, Invalid=1203, Unknown=0, NotChecked=0, Total=1482 [2021-02-21 21:20:40,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-02-21 21:20:40,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-02-21 21:20:40,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-02-21 21:20:40,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-02-21 21:20:40,495 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 50 [2021-02-21 21:20:40,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-21 21:20:40,495 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-02-21 21:20:40,495 INFO L481 AbstractCegarLoop]: Interpolant automaton has 22 states. [2021-02-21 21:20:40,495 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-02-21 21:20:40,496 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-02-21 21:20:40,496 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-02-21 21:20:40,498 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-02-21 21:20:41,048 WARN L202 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 70 [2021-02-21 21:20:41,165 WARN L202 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 39 [2021-02-21 21:20:41,488 WARN L202 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 70 [2021-02-21 21:20:41,835 WARN L202 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 70 [2021-02-21 21:20:42,014 WARN L202 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 68 [2021-02-21 21:20:42,460 WARN L202 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 1 [2021-02-21 21:20:42,575 WARN L202 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 40 [2021-02-21 21:20:42,660 INFO L189 CegarLoopUtils]: For program point reach_errorEXIT(line 12) no Hoare annotation was computed. [2021-02-21 21:20:42,660 INFO L189 CegarLoopUtils]: For program point reach_errorENTRY(line 12) no Hoare annotation was computed. [2021-02-21 21:20:42,660 INFO L189 CegarLoopUtils]: For program point L12-1(line 12) no Hoare annotation was computed. [2021-02-21 21:20:42,661 INFO L189 CegarLoopUtils]: For program point L12-2(line 12) no Hoare annotation was computed. [2021-02-21 21:20:42,661 INFO L189 CegarLoopUtils]: For program point L12-3(line 12) no Hoare annotation was computed. [2021-02-21 21:20:42,661 INFO L192 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: true [2021-02-21 21:20:42,661 INFO L192 CegarLoopUtils]: At program point L-1-1(line -1) the Hoare annotation is: true [2021-02-21 21:20:42,661 INFO L192 CegarLoopUtils]: At program point ULTIMATE.initFINAL(line 12) the Hoare annotation is: true [2021-02-21 21:20:42,661 INFO L192 CegarLoopUtils]: At program point L12(line 12) the Hoare annotation is: true [2021-02-21 21:20:42,661 INFO L192 CegarLoopUtils]: At program point L12-1(line 12) the Hoare annotation is: true [2021-02-21 21:20:42,662 INFO L192 CegarLoopUtils]: At program point L12-2(line 12) the Hoare annotation is: true [2021-02-21 21:20:42,662 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)|)) [2021-02-21 21:20:42,662 INFO L192 CegarLoopUtils]: At program point L12-3(line 12) the Hoare annotation is: true [2021-02-21 21:20:42,662 INFO L192 CegarLoopUtils]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2021-02-21 21:20:42,662 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2021-02-21 21:20:42,662 INFO L192 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: true [2021-02-21 21:20:42,662 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2021-02-21 21:20:42,662 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2021-02-21 21:20:42,663 INFO L189 CegarLoopUtils]: For program point L15(line 15) no Hoare annotation was computed. [2021-02-21 21:20:42,663 INFO L189 CegarLoopUtils]: For program point L15-1(line 15) no Hoare annotation was computed. [2021-02-21 21:20:42,663 INFO L189 CegarLoopUtils]: For program point assume_abort_if_notENTRY(lines 14 16) no Hoare annotation was computed. [2021-02-21 21:20:42,663 INFO L189 CegarLoopUtils]: For program point L15-3(lines 14 16) no Hoare annotation was computed. [2021-02-21 21:20:42,663 INFO L189 CegarLoopUtils]: For program point assume_abort_if_notEXIT(lines 14 16) no Hoare annotation was computed. [2021-02-21 21:20:42,663 INFO L192 CegarLoopUtils]: At program point L33(line 33) the Hoare annotation is: true [2021-02-21 21:20:42,663 INFO L185 CegarLoopUtils]: At program point L33-1(line 33) the Hoare annotation is: (<= 1 main_~MAXPATHLEN~0) [2021-02-21 21:20:42,663 INFO L192 CegarLoopUtils]: At program point L31(line 31) the Hoare annotation is: true [2021-02-21 21:20:42,664 INFO L192 CegarLoopUtils]: At program point L29(line 29) the Hoare annotation is: true [2021-02-21 21:20:42,664 INFO L192 CegarLoopUtils]: At program point L27(line 27) the Hoare annotation is: true [2021-02-21 21:20:42,664 INFO L192 CegarLoopUtils]: At program point mainEXIT(lines 24 45) the Hoare annotation is: true [2021-02-21 21:20:42,664 INFO L192 CegarLoopUtils]: At program point mainFINAL(lines 24 45) the Hoare annotation is: true [2021-02-21 21:20:42,664 INFO L192 CegarLoopUtils]: At program point L44(lines 25 45) the Hoare annotation is: true [2021-02-21 21:20:42,664 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)) [2021-02-21 21:20:42,665 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)) [2021-02-21 21:20:42,665 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)) [2021-02-21 21:20:42,665 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)) [2021-02-21 21:20:42,665 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)) [2021-02-21 21:20:42,666 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)) [2021-02-21 21:20:42,666 INFO L192 CegarLoopUtils]: At program point L32(line 32) the Hoare annotation is: true [2021-02-21 21:20:42,666 INFO L192 CegarLoopUtils]: At program point L32-1(line 32) the Hoare annotation is: true [2021-02-21 21:20:42,666 INFO L192 CegarLoopUtils]: At program point L30(line 30) the Hoare annotation is: true [2021-02-21 21:20:42,666 INFO L192 CegarLoopUtils]: At program point L32-2(line 32) the Hoare annotation is: true [2021-02-21 21:20:42,666 INFO L192 CegarLoopUtils]: At program point mainENTRY(lines 24 45) the Hoare annotation is: true [2021-02-21 21:20:42,666 INFO L192 CegarLoopUtils]: At program point L28(line 28) the Hoare annotation is: true [2021-02-21 21:20:42,667 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)) [2021-02-21 21:20:42,667 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)) [2021-02-21 21:20:42,667 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)) [2021-02-21 21:20:42,667 INFO L185 CegarLoopUtils]: At program point L35(line 35) the Hoare annotation is: (and (<= 1 main_~MAXPATHLEN~0) (= main_~pathbuf_off~0 0)) [2021-02-21 21:20:42,668 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|))))) [2021-02-21 21:20:42,668 INFO L192 CegarLoopUtils]: At program point __VERIFIER_assertENTRY(lines 17 22) the Hoare annotation is: true [2021-02-21 21:20:42,668 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|))))) [2021-02-21 21:20:42,669 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|))))) [2021-02-21 21:20:42,669 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|))))) [2021-02-21 21:20:42,669 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|))))) [2021-02-21 21:20:42,670 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|))))) [2021-02-21 21:20:42,683 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,684 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,685 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,685 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,685 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,685 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,686 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,686 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,686 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,686 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,686 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,687 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,687 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,687 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,687 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,687 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,688 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,695 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,695 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,695 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,695 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,696 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,696 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,696 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,696 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,696 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,697 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,697 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,697 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,697 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,697 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,698 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,698 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,698 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,703 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] [2021-02-21 21:20:42,703 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-21 21:20:42,703 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_BEFORE_CALL_4,QUANTIFIED] [2021-02-21 21:20:42,703 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] [2021-02-21 21:20:42,704 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] [2021-02-21 21:20:42,704 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-21 21:20:42,704 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,704 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,704 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] [2021-02-21 21:20:42,705 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-21 21:20:42,705 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,705 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,705 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-21 21:20:42,706 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,706 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-21 21:20:42,706 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-21 21:20:42,706 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,706 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] [2021-02-21 21:20:42,707 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-21 21:20:42,707 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,707 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,707 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-21 21:20:42,708 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,708 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] [2021-02-21 21:20:42,708 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,708 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] [2021-02-21 21:20:42,708 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,709 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-21 21:20:42,709 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,709 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,709 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-21 21:20:42,709 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,710 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-21 21:20:42,710 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] [2021-02-21 21:20:42,710 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,710 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,710 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,711 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_BEFORE_CALL_4,QUANTIFIED] [2021-02-21 21:20:42,711 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_BEFORE_CALL_4,QUANTIFIED] [2021-02-21 21:20:42,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.02 09:20:42 BoogieIcfgContainer [2021-02-21 21:20:42,714 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-02-21 21:20:42,715 INFO L168 Benchmark]: Toolchain (without parser) took 15123.42 ms. Allocated memory was 159.4 MB in the beginning and 191.9 MB in the end (delta: 32.5 MB). Free memory was 135.2 MB in the beginning and 157.2 MB in the end (delta: -22.0 MB). Peak memory consumption was 102.8 MB. Max. memory is 8.0 GB. [2021-02-21 21:20:42,716 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 159.4 MB. Free memory is still 134.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-21 21:20:42,716 INFO L168 Benchmark]: CACSL2BoogieTranslator took 261.46 ms. Allocated memory is still 159.4 MB. Free memory was 134.1 MB in the beginning and 124.4 MB in the end (delta: 9.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. [2021-02-21 21:20:42,716 INFO L168 Benchmark]: Boogie Preprocessor took 38.68 ms. Allocated memory is still 159.4 MB. Free memory was 124.4 MB in the beginning and 122.9 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-02-21 21:20:42,717 INFO L168 Benchmark]: RCFGBuilder took 432.18 ms. Allocated memory is still 159.4 MB. Free memory was 122.9 MB in the beginning and 106.6 MB in the end (delta: 16.3 MB). Peak memory consumption was 16.8 MB. Max. memory is 8.0 GB. [2021-02-21 21:20:42,717 INFO L168 Benchmark]: TraceAbstraction took 14369.18 ms. Allocated memory was 159.4 MB in the beginning and 191.9 MB in the end (delta: 32.5 MB). Free memory was 106.1 MB in the beginning and 157.2 MB in the end (delta: -51.1 MB). Peak memory consumption was 73.4 MB. Max. memory is 8.0 GB. [2021-02-21 21:20:42,719 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 159.4 MB. Free memory is still 134.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 261.46 ms. Allocated memory is still 159.4 MB. Free memory was 134.1 MB in the beginning and 124.4 MB in the end (delta: 9.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 38.68 ms. Allocated memory is still 159.4 MB. Free memory was 124.4 MB in the beginning and 122.9 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 432.18 ms. Allocated memory is still 159.4 MB. Free memory was 122.9 MB in the beginning and 106.6 MB in the end (delta: 16.3 MB). Peak memory consumption was 16.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 14369.18 ms. Allocated memory was 159.4 MB in the beginning and 191.9 MB in the end (delta: 32.5 MB). Free memory was 106.1 MB in the beginning and 157.2 MB in the end (delta: -51.1 MB). Peak memory consumption was 73.4 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 [2021-02-21 21:20:42,726 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,726 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,726 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,726 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,727 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,727 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,727 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,727 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,727 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,727 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,727 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,728 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,728 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,728 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,728 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,728 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,729 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,729 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,729 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,730 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,730 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,730 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,730 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,730 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,730 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,730 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,731 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,731 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,731 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,731 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,731 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,731 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,732 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,732 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 [2021-02-21 21:20:42,733 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] [2021-02-21 21:20:42,733 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-21 21:20:42,733 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_BEFORE_CALL_4,QUANTIFIED] [2021-02-21 21:20:42,733 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] [2021-02-21 21:20:42,733 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] [2021-02-21 21:20:42,734 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-21 21:20:42,734 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,734 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,734 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] [2021-02-21 21:20:42,734 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-21 21:20:42,734 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,735 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,735 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-21 21:20:42,735 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,735 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-21 21:20:42,735 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-21 21:20:42,735 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,736 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] [2021-02-21 21:20:42,736 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-21 21:20:42,736 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,736 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,736 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-21 21:20:42,736 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,737 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] [2021-02-21 21:20:42,737 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,737 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] [2021-02-21 21:20:42,737 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,737 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-21 21:20:42,737 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,738 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,738 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-21 21:20:42,738 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,738 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-21 21:20:42,738 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] [2021-02-21 21:20:42,738 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,738 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,739 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,739 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_BEFORE_CALL_4,QUANTIFIED] [2021-02-21 21:20:42,739 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_BEFORE_CALL_4,QUANTIFIED] [2021-02-21 21:20:42,740 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] [2021-02-21 21:20:42,740 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-21 21:20:42,740 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_BEFORE_CALL_4,QUANTIFIED] [2021-02-21 21:20:42,740 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] [2021-02-21 21:20:42,741 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] [2021-02-21 21:20:42,741 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-21 21:20:42,741 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,741 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,741 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] [2021-02-21 21:20:42,742 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-21 21:20:42,742 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,742 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,742 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-21 21:20:42,742 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,742 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-21 21:20:42,742 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-21 21:20:42,743 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,743 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] [2021-02-21 21:20:42,743 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-21 21:20:42,743 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,743 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,743 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-21 21:20:42,744 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,744 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] [2021-02-21 21:20:42,744 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,744 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] [2021-02-21 21:20:42,744 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,745 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-21 21:20:42,745 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,745 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,745 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-21 21:20:42,745 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,745 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_BEFORE_RETURN_2,QUANTIFIED] [2021-02-21 21:20:42,746 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_28,QUANTIFIED] [2021-02-21 21:20:42,746 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,746 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_pathlim_off~0_12,QUANTIFIED] [2021-02-21 21:20:42,746 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~MAXPATHLEN~0_18,QUANTIFIED] [2021-02-21 21:20:42,746 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~glob2_p_off~0_BEFORE_CALL_4,QUANTIFIED] [2021-02-21 21:20:42,746 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: 12.0s, OverallIterations: 4, TraceHistogramMax: 4, AutomataDifference: 4.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 127 SDtfs, 289 SDslu, 390 SDs, 0 SdLazy, 769 SolverSat, 118 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 124 GetRequests, 22 SyntacticMatches, 6 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 650 ImplicationChecksByTransitivity, 4.6s 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, 1.8s 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...