/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerCTransformed.xml -s ../../../trunk/examples/settings/automizer/LoopAccelerationJordanC.epf -i ../../../trunk/examples/svcomp/loop-crafted/simple_vardep_2.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-34549b5 [2022-04-07 16:59:19,703 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-04-07 16:59:19,705 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-04-07 16:59:19,727 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-04-07 16:59:19,753 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-04-07 16:59:19,753 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-04-07 16:59:19,754 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-04-07 16:59:19,755 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/LoopAccelerationJordanC.epf [2022-04-07 16:59:19,762 INFO L113 SettingsManager]: Loading preferences was successful [2022-04-07 16:59:19,762 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-04-07 16:59:19,763 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-04-07 16:59:19,763 INFO L138 SettingsManager]: * sizeof long=4 [2022-04-07 16:59:19,763 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-04-07 16:59:19,764 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-04-07 16:59:19,764 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-04-07 16:59:19,764 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-04-07 16:59:19,764 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-04-07 16:59:19,764 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-04-07 16:59:19,764 INFO L138 SettingsManager]: * sizeof long double=12 [2022-04-07 16:59:19,765 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-04-07 16:59:19,765 INFO L138 SettingsManager]: * Use constant arrays=true [2022-04-07 16:59:19,765 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-04-07 16:59:19,765 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-04-07 16:59:19,765 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-04-07 16:59:19,765 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-04-07 16:59:19,766 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-04-07 16:59:19,766 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-07 16:59:19,766 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-04-07 16:59:19,766 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-04-07 16:59:19,767 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-04-07 16:59:19,767 INFO L138 SettingsManager]: * TransformationType=LOOP_ACCELERATION_JORDAN 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-04-07 16:59:19,971 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-04-07 16:59:19,991 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-04-07 16:59:19,993 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-04-07 16:59:19,994 INFO L271 PluginConnector]: Initializing CDTParser... [2022-04-07 16:59:19,995 INFO L275 PluginConnector]: CDTParser initialized [2022-04-07 16:59:19,997 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-crafted/simple_vardep_2.c [2022-04-07 16:59:20,078 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/812d8bcbe/2e7e9605792d4c60b84e67ac2940eedc/FLAG8252d855e [2022-04-07 16:59:20,412 INFO L306 CDTParser]: Found 1 translation units. [2022-04-07 16:59:20,412 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-crafted/simple_vardep_2.c [2022-04-07 16:59:20,417 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/812d8bcbe/2e7e9605792d4c60b84e67ac2940eedc/FLAG8252d855e [2022-04-07 16:59:20,852 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/812d8bcbe/2e7e9605792d4c60b84e67ac2940eedc [2022-04-07 16:59:20,854 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-04-07 16:59:20,855 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-04-07 16:59:20,857 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-04-07 16:59:20,857 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-04-07 16:59:20,859 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-04-07 16:59:20,860 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.04 04:59:20" (1/1) ... [2022-04-07 16:59:20,861 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d97866d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.04 04:59:20, skipping insertion in model container [2022-04-07 16:59:20,861 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.04 04:59:20" (1/1) ... [2022-04-07 16:59:20,866 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-04-07 16:59:20,877 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-04-07 16:59:21,020 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-crafted/simple_vardep_2.c[584,597] [2022-04-07 16:59:21,057 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-07 16:59:21,064 INFO L203 MainTranslator]: Completed pre-run [2022-04-07 16:59:21,074 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-crafted/simple_vardep_2.c[584,597] [2022-04-07 16:59:21,076 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-07 16:59:21,092 INFO L208 MainTranslator]: Completed translation [2022-04-07 16:59:21,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.04 04:59:21 WrapperNode [2022-04-07 16:59:21,093 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-04-07 16:59:21,094 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-04-07 16:59:21,094 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-04-07 16:59:21,094 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-04-07 16:59:21,103 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.04 04:59:21" (1/1) ... [2022-04-07 16:59:21,103 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.04 04:59:21" (1/1) ... [2022-04-07 16:59:21,108 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.04 04:59:21" (1/1) ... [2022-04-07 16:59:21,108 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.04 04:59:21" (1/1) ... [2022-04-07 16:59:21,114 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.04 04:59:21" (1/1) ... [2022-04-07 16:59:21,117 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.04 04:59:21" (1/1) ... [2022-04-07 16:59:21,122 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.04 04:59:21" (1/1) ... [2022-04-07 16:59:21,124 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-04-07 16:59:21,125 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-04-07 16:59:21,125 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-04-07 16:59:21,125 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-04-07 16:59:21,126 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.04 04:59:21" (1/1) ... [2022-04-07 16:59:21,137 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-07 16:59:21,145 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-07 16:59:21,155 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-04-07 16:59:21,157 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-04-07 16:59:21,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-04-07 16:59:21,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-04-07 16:59:21,187 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-04-07 16:59:21,187 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-04-07 16:59:21,188 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-04-07 16:59:21,188 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-04-07 16:59:21,188 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-04-07 16:59:21,188 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-04-07 16:59:21,188 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-04-07 16:59:21,188 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-04-07 16:59:21,188 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-04-07 16:59:21,188 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-04-07 16:59:21,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-04-07 16:59:21,188 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-04-07 16:59:21,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-04-07 16:59:21,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-04-07 16:59:21,189 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-04-07 16:59:21,234 INFO L234 CfgBuilder]: Building ICFG [2022-04-07 16:59:21,236 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-04-07 16:59:21,313 INFO L275 CfgBuilder]: Performing block encoding [2022-04-07 16:59:21,319 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-04-07 16:59:21,319 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-04-07 16:59:21,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.04 04:59:21 BoogieIcfgContainer [2022-04-07 16:59:21,321 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-04-07 16:59:21,321 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-04-07 16:59:21,321 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-04-07 16:59:21,322 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-04-07 16:59:21,325 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.04 04:59:21" (1/1) ... [2022-04-07 16:59:21,326 INFO L168 ansformationObserver]: Applying ICFG transformation LOOP_ACCELERATION_JORDAN [2022-04-07 16:59:21,352 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 07.04 04:59:21 BasicIcfg [2022-04-07 16:59:21,352 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2022-04-07 16:59:21,358 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-04-07 16:59:21,358 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-04-07 16:59:21,360 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-04-07 16:59:21,361 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.04 04:59:20" (1/4) ... [2022-04-07 16:59:21,361 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e43fd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.04 04:59:21, skipping insertion in model container [2022-04-07 16:59:21,361 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.04 04:59:21" (2/4) ... [2022-04-07 16:59:21,362 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e43fd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.04 04:59:21, skipping insertion in model container [2022-04-07 16:59:21,362 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.04 04:59:21" (3/4) ... [2022-04-07 16:59:21,362 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e43fd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.04 04:59:21, skipping insertion in model container [2022-04-07 16:59:21,362 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 07.04 04:59:21" (4/4) ... [2022-04-07 16:59:21,363 INFO L111 eAbstractionObserver]: Analyzing ICFG simple_vardep_2.cJordan [2022-04-07 16:59:21,367 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2022-04-07 16:59:21,367 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-04-07 16:59:21,413 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-04-07 16:59:21,426 INFO L340 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=ForwardPredicates, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP [2022-04-07 16:59:21,427 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-04-07 16:59:21,440 INFO L276 IsEmpty]: Start isEmpty. Operand has 18 states, 10 states have (on average 1.4) internal successors, (14), 12 states have internal predecessors, (14), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-04-07 16:59:21,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-04-07 16:59:21,446 INFO L491 BasicCegarLoop]: Found error trace [2022-04-07 16:59:21,446 INFO L499 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-07 16:59:21,447 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-07 16:59:21,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-07 16:59:21,454 INFO L85 PathProgramCache]: Analyzing trace with hash -1688739456, now seen corresponding path program 1 times [2022-04-07 16:59:21,462 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-07 16:59:21,462 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1822584354] [2022-04-07 16:59:21,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-07 16:59:21,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-07 16:59:21,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-07 16:59:22,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-07 16:59:22,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-07 16:59:22,151 INFO L290 TraceCheckUtils]: 0: Hoare triple {30#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} [41] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= 48 (select .cse0 0)) (= (select |v_#valid_1| 2) 1) (= (select |v_#valid_1| 0) 0) (< 0 |v_#StackHeapBarrier_1|) (= (select |v_#length_1| 2) 18) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 3) 12) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse0 1) 0) (= |v_#NULL.offset_1| 0))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #NULL.offset=|v_#NULL.offset_1|, #length=|v_#length_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {21#true} is VALID [2022-04-07 16:59:22,151 INFO L290 TraceCheckUtils]: 1: Hoare triple {21#true} [44] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {21#true} is VALID [2022-04-07 16:59:22,151 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {21#true} {21#true} [56] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {21#true} is VALID [2022-04-07 16:59:22,153 INFO L272 TraceCheckUtils]: 0: Hoare triple {21#true} [39] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {30#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-07 16:59:22,153 INFO L290 TraceCheckUtils]: 1: Hoare triple {30#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} [41] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= 48 (select .cse0 0)) (= (select |v_#valid_1| 2) 1) (= (select |v_#valid_1| 0) 0) (< 0 |v_#StackHeapBarrier_1|) (= (select |v_#length_1| 2) 18) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 3) 12) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse0 1) 0) (= |v_#NULL.offset_1| 0))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #NULL.offset=|v_#NULL.offset_1|, #length=|v_#length_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {21#true} is VALID [2022-04-07 16:59:22,153 INFO L290 TraceCheckUtils]: 2: Hoare triple {21#true} [44] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {21#true} is VALID [2022-04-07 16:59:22,154 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {21#true} {21#true} [56] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {21#true} is VALID [2022-04-07 16:59:22,154 INFO L272 TraceCheckUtils]: 4: Hoare triple {21#true} [40] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {21#true} is VALID [2022-04-07 16:59:22,154 INFO L290 TraceCheckUtils]: 5: Hoare triple {21#true} [43] mainENTRY-->L25-1: Formula: (and (= v_main_~k~0_4 0) (= v_main_~j~0_4 0) (= v_main_~i~0_4 0)) InVars {} OutVars{main_~i~0=v_main_~i~0_4, main_~k~0=v_main_~k~0_4, main_~j~0=v_main_~j~0_4} AuxVars[] AssignedVars[main_~k~0, main_~j~0, main_~i~0] {26#(and (= main_~k~0 0) (= main_~j~0 0) (= main_~i~0 0))} is VALID [2022-04-07 16:59:22,156 INFO L290 TraceCheckUtils]: 6: Hoare triple {26#(and (= main_~k~0 0) (= main_~j~0 0) (= main_~i~0 0))} [47] L25-1-->L25: Formula: (and (< (mod v_main_~k~0_2 4294967296) 268435455) (= v_main_~i~0_1 (+ v_main_~i~0_2 1)) (= v_main_~k~0_1 (+ v_main_~k~0_2 3)) (= v_main_~j~0_1 (+ v_main_~j~0_2 2))) InVars {main_~i~0=v_main_~i~0_2, main_~k~0=v_main_~k~0_2, main_~j~0=v_main_~j~0_2} OutVars{main_~i~0=v_main_~i~0_1, main_~k~0=v_main_~k~0_1, main_~j~0=v_main_~j~0_1} AuxVars[] AssignedVars[main_~k~0, main_~j~0, main_~i~0] {27#(and (<= (div main_~k~0 4294967296) (div (* main_~i~0 3) 4294967296)) (< (+ (* (div main_~k~0 4294967296) 4294967296) (* main_~i~0 3)) (+ main_~k~0 (* (div (* main_~i~0 3) 4294967296) 4294967296) 1)) (not (<= (+ (div (* main_~i~0 2) 4294967296) 1) (div main_~j~0 4294967296))) (<= (+ main_~k~0 (* (div (* main_~i~0 3) 4294967296) 4294967296)) (+ (* (div main_~k~0 4294967296) 4294967296) (* main_~i~0 3))) (<= (+ (* (div (* main_~i~0 2) 4294967296) 4294967296) main_~j~0) (+ (* main_~i~0 2) (* 4294967296 (div main_~j~0 4294967296)))) (not (<= (+ (* (div (* main_~i~0 2) 4294967296) 4294967296) main_~j~0 1) (+ (* main_~i~0 2) (* 4294967296 (div main_~j~0 4294967296))))))} is VALID [2022-04-07 16:59:22,160 INFO L272 TraceCheckUtils]: 7: Hoare triple {27#(and (<= (div main_~k~0 4294967296) (div (* main_~i~0 3) 4294967296)) (< (+ (* (div main_~k~0 4294967296) 4294967296) (* main_~i~0 3)) (+ main_~k~0 (* (div (* main_~i~0 3) 4294967296) 4294967296) 1)) (not (<= (+ (div (* main_~i~0 2) 4294967296) 1) (div main_~j~0 4294967296))) (<= (+ main_~k~0 (* (div (* main_~i~0 3) 4294967296) 4294967296)) (+ (* (div main_~k~0 4294967296) 4294967296) (* main_~i~0 3))) (<= (+ (* (div (* main_~i~0 2) 4294967296) 4294967296) main_~j~0) (+ (* main_~i~0 2) (* 4294967296 (div main_~j~0 4294967296)))) (not (<= (+ (* (div (* main_~i~0 2) 4294967296) 4294967296) main_~j~0 1) (+ (* main_~i~0 2) (* 4294967296 (div main_~j~0 4294967296))))))} [49] L25-->__VERIFIER_assertENTRY: Formula: (= (ite (and (= (mod v_main_~k~0_6 4294967296) (mod (* v_main_~i~0_5 3) 4294967296)) (= (mod (* v_main_~i~0_5 2) 4294967296) (mod v_main_~j~0_5 4294967296))) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~i~0=v_main_~i~0_5, main_~k~0=v_main_~k~0_6, main_~j~0=v_main_~j~0_5} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~k~0, main_~j~0, main_~i~0] {28#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-07 16:59:22,160 INFO L290 TraceCheckUtils]: 8: Hoare triple {28#(not (= |__VERIFIER_assert_#in~cond| 0))} [50] __VERIFIER_assertENTRY-->L9: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {29#(not (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-07 16:59:22,161 INFO L290 TraceCheckUtils]: 9: Hoare triple {29#(not (= __VERIFIER_assert_~cond 0))} [51] L9-->L10: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {22#false} is VALID [2022-04-07 16:59:22,161 INFO L290 TraceCheckUtils]: 10: Hoare triple {22#false} [53] L10-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {22#false} is VALID [2022-04-07 16:59:22,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-07 16:59:22,162 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-07 16:59:22,162 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1822584354] [2022-04-07 16:59:22,163 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1822584354] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-07 16:59:22,163 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-07 16:59:22,163 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-04-07 16:59:22,164 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1711670930] [2022-04-07 16:59:22,164 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-07 16:59:22,168 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 1.1666666666666667) internal successors, (7), 5 states have internal predecessors, (7), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2022-04-07 16:59:22,170 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-07 16:59:22,172 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 7 states, 6 states have (on average 1.1666666666666667) internal successors, (7), 5 states have internal predecessors, (7), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-07 16:59:22,195 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 11 edges. 11 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-07 16:59:22,196 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-04-07 16:59:22,196 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-07 16:59:22,218 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-04-07 16:59:22,219 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-04-07 16:59:22,222 INFO L87 Difference]: Start difference. First operand has 18 states, 10 states have (on average 1.4) internal successors, (14), 12 states have internal predecessors, (14), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 7 states, 6 states have (on average 1.1666666666666667) internal successors, (7), 5 states have internal predecessors, (7), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-07 16:59:22,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-07 16:59:22,588 INFO L93 Difference]: Finished difference Result 17 states and 17 transitions. [2022-04-07 16:59:22,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-04-07 16:59:22,589 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 1.1666666666666667) internal successors, (7), 5 states have internal predecessors, (7), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2022-04-07 16:59:22,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-07 16:59:22,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 6 states have (on average 1.1666666666666667) internal successors, (7), 5 states have internal predecessors, (7), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-07 16:59:22,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 21 transitions. [2022-04-07 16:59:22,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 6 states have (on average 1.1666666666666667) internal successors, (7), 5 states have internal predecessors, (7), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-07 16:59:22,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 21 transitions. [2022-04-07 16:59:22,605 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 7 states and 21 transitions. [2022-04-07 16:59:22,650 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 21 edges. 21 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-07 16:59:22,654 INFO L225 Difference]: With dead ends: 17 [2022-04-07 16:59:22,654 INFO L226 Difference]: Without dead ends: 0 [2022-04-07 16:59:22,655 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2022-04-07 16:59:22,658 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 13 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 32 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-07 16:59:22,658 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [13 Valid, 32 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-07 16:59:22,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-04-07 16:59:22,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-04-07 16:59:22,673 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-07 16:59:22,674 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-04-07 16:59:22,674 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-04-07 16:59:22,674 INFO L87 Difference]: Start difference. First operand 0 states. Second operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-04-07 16:59:22,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-07 16:59:22,675 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2022-04-07 16:59:22,675 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-04-07 16:59:22,675 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-07 16:59:22,675 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-07 16:59:22,675 INFO L74 IsIncluded]: Start isIncluded. First operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 0 states. [2022-04-07 16:59:22,675 INFO L87 Difference]: Start difference. First operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 0 states. [2022-04-07 16:59:22,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-07 16:59:22,676 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2022-04-07 16:59:22,676 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-04-07 16:59:22,676 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-07 16:59:22,676 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-07 16:59:22,676 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-07 16:59:22,676 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-07 16:59:22,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-04-07 16:59:22,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-04-07 16:59:22,677 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 11 [2022-04-07 16:59:22,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-07 16:59:22,678 INFO L478 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-04-07 16:59:22,678 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 1.1666666666666667) internal successors, (7), 5 states have internal predecessors, (7), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-07 16:59:22,678 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-04-07 16:59:22,678 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-07 16:59:22,680 INFO L788 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-04-07 16:59:22,680 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-04-07 16:59:22,682 INFO L719 BasicCegarLoop]: Path program histogram: [1] [2022-04-07 16:59:22,684 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-04-07 16:59:22,686 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.04 04:59:22 BasicIcfg [2022-04-07 16:59:22,686 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-04-07 16:59:22,687 INFO L158 Benchmark]: Toolchain (without parser) took 1831.62ms. Allocated memory was 205.5MB in the beginning and 310.4MB in the end (delta: 104.9MB). Free memory was 149.1MB in the beginning and 257.4MB in the end (delta: -108.3MB). There was no memory consumed. Max. memory is 8.0GB. [2022-04-07 16:59:22,687 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 205.5MB. Free memory is still 165.5MB. There was no memory consumed. Max. memory is 8.0GB. [2022-04-07 16:59:22,688 INFO L158 Benchmark]: CACSL2BoogieTranslator took 236.58ms. Allocated memory is still 205.5MB. Free memory was 148.9MB in the beginning and 176.1MB in the end (delta: -27.2MB). Peak memory consumption was 11.1MB. Max. memory is 8.0GB. [2022-04-07 16:59:22,688 INFO L158 Benchmark]: Boogie Preprocessor took 30.30ms. Allocated memory is still 205.5MB. Free memory was 176.1MB in the beginning and 174.8MB in the end (delta: 1.3MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-04-07 16:59:22,688 INFO L158 Benchmark]: RCFGBuilder took 195.45ms. Allocated memory is still 205.5MB. Free memory was 174.8MB in the beginning and 164.9MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2022-04-07 16:59:22,689 INFO L158 Benchmark]: IcfgTransformer took 30.95ms. Allocated memory is still 205.5MB. Free memory was 164.9MB in the beginning and 163.9MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-04-07 16:59:22,689 INFO L158 Benchmark]: TraceAbstraction took 1328.60ms. Allocated memory was 205.5MB in the beginning and 310.4MB in the end (delta: 104.9MB). Free memory was 163.2MB in the beginning and 257.4MB in the end (delta: -94.1MB). Peak memory consumption was 10.7MB. Max. memory is 8.0GB. [2022-04-07 16:59:22,691 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 205.5MB. Free memory is still 165.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 236.58ms. Allocated memory is still 205.5MB. Free memory was 148.9MB in the beginning and 176.1MB in the end (delta: -27.2MB). Peak memory consumption was 11.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 30.30ms. Allocated memory is still 205.5MB. Free memory was 176.1MB in the beginning and 174.8MB in the end (delta: 1.3MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 195.45ms. Allocated memory is still 205.5MB. Free memory was 174.8MB in the beginning and 164.9MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * IcfgTransformer took 30.95ms. Allocated memory is still 205.5MB. Free memory was 164.9MB in the beginning and 163.9MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * TraceAbstraction took 1328.60ms. Allocated memory was 205.5MB in the beginning and 310.4MB in the end (delta: 104.9MB). Free memory was 163.2MB in the beginning and 257.4MB in the end (delta: -94.1MB). Peak memory consumption was 10.7MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 10]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 18 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 13 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 13 mSDsluCounter, 32 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 21 mSDsCounter, 9 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 29 IncrementalHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9 mSolverCounterUnsat, 11 mSDtfsCounter, 29 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=18occurred in iteration=0, InterpolantAutomatonStates: 7, 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, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 11 NumberOfCodeBlocks, 11 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 131 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-04-07 16:59:22,706 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...