/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --traceabstraction.prune.known.deadend.states.from.previous.iterations false -s ../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_ERROR_LOCATION --traceabstraction.number.of.independence.relations.to.use.for.por 2 --traceabstraction.abstraction.used.for.commutativity.in.por VARIABLES_GLOBAL '--traceabstraction.abstraction.used.for.commutativity.in.por.#2' NONE -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-more-array-sum.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.dynamic-abstractions-57af04c-m [2024-01-26 12:31:10,730 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-26 12:31:10,802 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-01-26 12:31:10,806 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-26 12:31:10,807 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-26 12:31:10,829 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-26 12:31:10,829 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-26 12:31:10,830 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-26 12:31:10,830 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-26 12:31:10,833 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-26 12:31:10,833 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-26 12:31:10,833 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-26 12:31:10,834 INFO L153 SettingsManager]: * Use SBE=true [2024-01-26 12:31:10,835 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-26 12:31:10,835 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-26 12:31:10,835 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-26 12:31:10,835 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-26 12:31:10,835 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-26 12:31:10,835 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-26 12:31:10,835 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-26 12:31:10,836 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-26 12:31:10,836 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-26 12:31:10,836 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-26 12:31:10,836 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-26 12:31:10,836 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-26 12:31:10,837 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-26 12:31:10,837 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-26 12:31:10,837 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-01-26 12:31:10,837 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-26 12:31:10,837 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-01-26 12:31:10,838 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-26 12:31:10,838 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-26 12:31:10,838 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-26 12:31:10,838 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-26 12:31:10,838 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-26 12:31:10,838 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-26 12:31:10,839 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-01-26 12:31:10,839 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-26 12:31:10,839 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-01-26 12:31:10,839 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Prune known deadend states from previous iterations -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Number of independence relations to use for POR -> 2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstraction used for commutativity in POR -> VARIABLES_GLOBAL Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstraction used for commutativity in POR #2 -> NONE [2024-01-26 12:31:11,057 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-26 12:31:11,077 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-26 12:31:11,079 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-26 12:31:11,080 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-26 12:31:11,081 INFO L274 PluginConnector]: CDTParser initialized [2024-01-26 12:31:11,081 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-more-array-sum.wvr.c [2024-01-26 12:31:12,060 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-26 12:31:12,233 INFO L384 CDTParser]: Found 1 translation units. [2024-01-26 12:31:12,234 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-array-sum.wvr.c [2024-01-26 12:31:12,241 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/64a9bf96e/3ad158ae79b54719bd62b3eed860e16a/FLAGdacd8f7a4 [2024-01-26 12:31:12,257 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/64a9bf96e/3ad158ae79b54719bd62b3eed860e16a [2024-01-26 12:31:12,260 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-26 12:31:12,261 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-26 12:31:12,263 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-26 12:31:12,263 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-26 12:31:12,266 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-26 12:31:12,267 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 12:31:12" (1/1) ... [2024-01-26 12:31:12,268 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e1e7b32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 12:31:12, skipping insertion in model container [2024-01-26 12:31:12,268 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 12:31:12" (1/1) ... [2024-01-26 12:31:12,288 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-01-26 12:31:12,437 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-array-sum.wvr.c[2874,2887] [2024-01-26 12:31:12,452 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-26 12:31:12,467 INFO L202 MainTranslator]: Completed pre-run [2024-01-26 12:31:12,501 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-array-sum.wvr.c[2874,2887] [2024-01-26 12:31:12,512 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-26 12:31:12,538 INFO L206 MainTranslator]: Completed translation [2024-01-26 12:31:12,538 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 12:31:12 WrapperNode [2024-01-26 12:31:12,539 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-26 12:31:12,540 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-01-26 12:31:12,540 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-01-26 12:31:12,540 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-01-26 12:31:12,545 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 12:31:12" (1/1) ... [2024-01-26 12:31:12,562 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 12:31:12" (1/1) ... [2024-01-26 12:31:12,598 INFO L138 Inliner]: procedures = 25, calls = 58, calls flagged for inlining = 16, calls inlined = 28, statements flattened = 291 [2024-01-26 12:31:12,598 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-01-26 12:31:12,599 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-01-26 12:31:12,599 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-01-26 12:31:12,599 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-01-26 12:31:12,607 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 12:31:12" (1/1) ... [2024-01-26 12:31:12,607 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 12:31:12" (1/1) ... [2024-01-26 12:31:12,617 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 12:31:12" (1/1) ... [2024-01-26 12:31:12,618 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 12:31:12" (1/1) ... [2024-01-26 12:31:12,625 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 12:31:12" (1/1) ... [2024-01-26 12:31:12,628 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 12:31:12" (1/1) ... [2024-01-26 12:31:12,630 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 12:31:12" (1/1) ... [2024-01-26 12:31:12,631 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 12:31:12" (1/1) ... [2024-01-26 12:31:12,647 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-01-26 12:31:12,647 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-01-26 12:31:12,647 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-01-26 12:31:12,648 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-01-26 12:31:12,648 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 12:31:12" (1/1) ... [2024-01-26 12:31:12,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-01-26 12:31:12,678 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-26 12:31:12,693 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-01-26 12:31:12,695 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-01-26 12:31:12,713 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-01-26 12:31:12,713 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-01-26 12:31:12,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-01-26 12:31:12,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-01-26 12:31:12,714 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-01-26 12:31:12,714 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-01-26 12:31:12,714 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-01-26 12:31:12,714 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-01-26 12:31:12,714 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-01-26 12:31:12,714 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-01-26 12:31:12,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-01-26 12:31:12,714 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-01-26 12:31:12,714 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-01-26 12:31:12,714 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-01-26 12:31:12,714 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-01-26 12:31:12,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-01-26 12:31:12,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-01-26 12:31:12,716 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-01-26 12:31:12,795 INFO L241 CfgBuilder]: Building ICFG [2024-01-26 12:31:12,797 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-01-26 12:31:13,199 INFO L282 CfgBuilder]: Performing block encoding [2024-01-26 12:31:13,373 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-01-26 12:31:13,374 INFO L309 CfgBuilder]: Removed 5 assume(true) statements. [2024-01-26 12:31:13,374 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 12:31:13 BoogieIcfgContainer [2024-01-26 12:31:13,374 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-01-26 12:31:13,376 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-01-26 12:31:13,377 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-01-26 12:31:13,379 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-01-26 12:31:13,379 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.01 12:31:12" (1/3) ... [2024-01-26 12:31:13,380 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@603aaff0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.01 12:31:13, skipping insertion in model container [2024-01-26 12:31:13,380 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 12:31:12" (2/3) ... [2024-01-26 12:31:13,381 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@603aaff0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.01 12:31:13, skipping insertion in model container [2024-01-26 12:31:13,381 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 12:31:13" (3/3) ... [2024-01-26 12:31:13,383 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-array-sum.wvr.c [2024-01-26 12:31:13,390 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-01-26 12:31:13,397 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-01-26 12:31:13,398 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-01-26 12:31:13,398 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-01-26 12:31:13,453 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-01-26 12:31:13,493 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-26 12:31:13,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-01-26 12:31:13,494 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-26 12:31:13,496 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-01-26 12:31:13,503 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-01-26 12:31:13,527 INFO L103 denceProviderFactory]: Independence Relation #2: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-26 12:31:13,532 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 2 independence relations. [2024-01-26 12:31:13,533 WARN L169 artialOrderCegarLoop]: Attention: Unsuitable combinations of independence relations may be unsound! [2024-01-26 12:31:13,533 WARN L170 artialOrderCegarLoop]: Only combine independence relations if you are sure the combination is sound. [2024-01-26 12:31:13,538 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2024-01-26 12:31:13,547 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@28f9933d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-26 12:31:13,548 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-01-26 12:31:14,177 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-01-26 12:31:14,182 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 12:31:14,183 INFO L85 PathProgramCache]: Analyzing trace with hash 1002848271, now seen corresponding path program 1 times [2024-01-26 12:31:14,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 12:31:14,190 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1511139716] [2024-01-26 12:31:14,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 12:31:14,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 12:31:14,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 12:31:14,478 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-01-26 12:31:14,478 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 12:31:14,479 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1511139716] [2024-01-26 12:31:14,479 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1511139716] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-26 12:31:14,479 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-26 12:31:14,479 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-01-26 12:31:14,483 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1818245073] [2024-01-26 12:31:14,484 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-26 12:31:14,490 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-01-26 12:31:14,490 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 12:31:14,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-01-26 12:31:14,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-01-26 12:31:14,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 12:31:14,515 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-01-26 12:31:14,516 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 78.5) internal successors, (157), 2 states have internal predecessors, (157), 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) [2024-01-26 12:31:14,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 12:31:14,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 12:31:14,671 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-01-26 12:31:14,672 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-01-26 12:31:14,672 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 12:31:14,672 INFO L85 PathProgramCache]: Analyzing trace with hash -164567404, now seen corresponding path program 1 times [2024-01-26 12:31:14,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 12:31:14,673 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [548076057] [2024-01-26 12:31:14,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 12:31:14,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 12:31:14,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 12:31:15,233 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-01-26 12:31:15,234 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 12:31:15,234 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [548076057] [2024-01-26 12:31:15,234 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [548076057] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-26 12:31:15,234 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-26 12:31:15,235 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-01-26 12:31:15,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [584626540] [2024-01-26 12:31:15,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-26 12:31:15,237 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-01-26 12:31:15,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 12:31:15,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-01-26 12:31:15,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-01-26 12:31:15,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 12:31:15,241 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-01-26 12:31:15,241 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 17.0) internal successors, (153), 9 states have internal predecessors, (153), 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) [2024-01-26 12:31:15,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 12:31:15,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 12:31:15,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 12:31:15,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-01-26 12:31:15,772 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-01-26 12:31:15,773 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-01-26 12:31:15,773 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 12:31:15,774 INFO L85 PathProgramCache]: Analyzing trace with hash 367650498, now seen corresponding path program 1 times [2024-01-26 12:31:15,774 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 12:31:15,774 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1077028702] [2024-01-26 12:31:15,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 12:31:15,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 12:31:15,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 12:31:16,029 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-01-26 12:31:16,030 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 12:31:16,030 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1077028702] [2024-01-26 12:31:16,030 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1077028702] provided 0 perfect and 1 imperfect interpolant sequences [2024-01-26 12:31:16,031 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1282694400] [2024-01-26 12:31:16,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 12:31:16,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-01-26 12:31:16,031 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-26 12:31:16,067 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-01-26 12:31:16,069 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-01-26 12:31:16,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 12:31:16,204 INFO L262 TraceCheckSpWp]: Trace formula consists of 430 conjuncts, 6 conjunts are in the unsatisfiable core [2024-01-26 12:31:16,210 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-01-26 12:31:16,356 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-01-26 12:31:16,357 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-01-26 12:31:16,527 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-01-26 12:31:16,527 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1282694400] provided 1 perfect and 1 imperfect interpolant sequences [2024-01-26 12:31:16,527 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-01-26 12:31:16,527 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8, 7] total 14 [2024-01-26 12:31:16,528 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1152555516] [2024-01-26 12:31:16,528 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-26 12:31:16,529 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-01-26 12:31:16,529 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 12:31:16,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-01-26 12:31:16,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2024-01-26 12:31:16,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 12:31:16,532 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-01-26 12:31:16,534 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 23.857142857142858) internal successors, (167), 7 states have internal predecessors, (167), 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) [2024-01-26 12:31:16,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 12:31:16,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-01-26 12:31:16,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 12:31:16,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 12:31:16,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-01-26 12:31:16,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-01-26 12:31:16,648 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-01-26 12:31:16,847 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2024-01-26 12:31:16,848 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-01-26 12:31:16,848 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 12:31:16,848 INFO L85 PathProgramCache]: Analyzing trace with hash 2026771164, now seen corresponding path program 1 times [2024-01-26 12:31:16,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 12:31:16,850 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [405784442] [2024-01-26 12:31:16,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 12:31:16,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 12:31:16,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 12:31:17,121 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-01-26 12:31:17,122 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 12:31:17,123 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [405784442] [2024-01-26 12:31:17,124 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [405784442] provided 0 perfect and 1 imperfect interpolant sequences [2024-01-26 12:31:17,124 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1661597565] [2024-01-26 12:31:17,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 12:31:17,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-01-26 12:31:17,128 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-26 12:31:17,129 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-01-26 12:31:17,151 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-01-26 12:31:17,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 12:31:17,259 INFO L262 TraceCheckSpWp]: Trace formula consists of 450 conjuncts, 10 conjunts are in the unsatisfiable core [2024-01-26 12:31:17,270 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-01-26 12:31:17,479 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-01-26 12:31:17,479 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-01-26 12:31:17,681 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-01-26 12:31:17,682 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1661597565] provided 0 perfect and 2 imperfect interpolant sequences [2024-01-26 12:31:17,682 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-01-26 12:31:17,682 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 25 [2024-01-26 12:31:17,682 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1434463489] [2024-01-26 12:31:17,682 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-01-26 12:31:17,683 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-01-26 12:31:17,683 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 12:31:17,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-01-26 12:31:17,684 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=111, Invalid=489, Unknown=0, NotChecked=0, Total=600 [2024-01-26 12:31:17,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 12:31:17,685 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-01-26 12:31:17,685 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 9.04) internal successors, (226), 25 states have internal predecessors, (226), 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) [2024-01-26 12:31:17,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 12:31:17,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-01-26 12:31:17,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-01-26 12:31:17,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 12:31:18,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 12:31:18,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-01-26 12:31:18,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-01-26 12:31:18,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-01-26 12:31:18,197 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-01-26 12:31:18,395 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-01-26 12:31:18,395 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-01-26 12:31:18,395 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 12:31:18,396 INFO L85 PathProgramCache]: Analyzing trace with hash -1628339574, now seen corresponding path program 2 times [2024-01-26 12:31:18,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 12:31:18,396 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [28890230] [2024-01-26 12:31:18,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 12:31:18,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 12:31:18,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 12:31:18,702 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-01-26 12:31:18,702 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 12:31:18,702 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [28890230] [2024-01-26 12:31:18,702 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [28890230] provided 0 perfect and 1 imperfect interpolant sequences [2024-01-26 12:31:18,702 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [112351735] [2024-01-26 12:31:18,702 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-01-26 12:31:18,702 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-01-26 12:31:18,703 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-26 12:31:18,704 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-01-26 12:31:18,712 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-01-26 12:31:18,838 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-01-26 12:31:18,838 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-01-26 12:31:18,841 INFO L262 TraceCheckSpWp]: Trace formula consists of 478 conjuncts, 8 conjunts are in the unsatisfiable core [2024-01-26 12:31:18,845 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-01-26 12:31:18,946 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-01-26 12:31:18,946 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-01-26 12:31:19,025 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-01-26 12:31:19,025 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [112351735] provided 0 perfect and 2 imperfect interpolant sequences [2024-01-26 12:31:19,025 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-01-26 12:31:19,026 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 9, 9] total 21 [2024-01-26 12:31:19,026 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [720745694] [2024-01-26 12:31:19,026 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-01-26 12:31:19,026 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-01-26 12:31:19,028 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 12:31:19,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-01-26 12:31:19,030 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=366, Unknown=0, NotChecked=0, Total=420 [2024-01-26 12:31:19,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 12:31:19,031 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-01-26 12:31:19,033 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 14.571428571428571) internal successors, (306), 21 states have internal predecessors, (306), 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) [2024-01-26 12:31:19,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 12:31:19,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-01-26 12:31:19,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-01-26 12:31:19,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-01-26 12:31:19,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 12:31:19,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 12:31:19,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-01-26 12:31:19,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-01-26 12:31:19,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-01-26 12:31:19,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-01-26 12:31:19,899 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-01-26 12:31:20,099 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-01-26 12:31:20,099 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-01-26 12:31:20,100 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 12:31:20,100 INFO L85 PathProgramCache]: Analyzing trace with hash -1705789276, now seen corresponding path program 3 times [2024-01-26 12:31:20,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 12:31:20,100 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1615661926] [2024-01-26 12:31:20,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 12:31:20,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 12:31:20,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 12:31:20,457 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 8 proven. 11 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-01-26 12:31:20,457 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 12:31:20,457 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1615661926] [2024-01-26 12:31:20,457 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1615661926] provided 0 perfect and 1 imperfect interpolant sequences [2024-01-26 12:31:20,457 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [391324827] [2024-01-26 12:31:20,457 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-01-26 12:31:20,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-01-26 12:31:20,458 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-26 12:31:20,459 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-01-26 12:31:20,493 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-01-26 12:31:20,624 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-01-26 12:31:20,624 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-01-26 12:31:20,627 INFO L262 TraceCheckSpWp]: Trace formula consists of 498 conjuncts, 12 conjunts are in the unsatisfiable core [2024-01-26 12:31:20,630 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-01-26 12:31:20,807 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 8 proven. 9 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-01-26 12:31:20,807 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-01-26 12:31:20,959 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 8 proven. 9 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-01-26 12:31:20,960 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [391324827] provided 0 perfect and 2 imperfect interpolant sequences [2024-01-26 12:31:20,960 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-01-26 12:31:20,960 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 13, 13] total 29 [2024-01-26 12:31:20,960 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [916033632] [2024-01-26 12:31:20,960 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-01-26 12:31:20,961 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-01-26 12:31:20,961 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 12:31:20,962 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-01-26 12:31:20,962 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=722, Unknown=0, NotChecked=0, Total=812 [2024-01-26 12:31:20,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 12:31:20,963 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-01-26 12:31:20,964 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 11.068965517241379) internal successors, (321), 29 states have internal predecessors, (321), 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) [2024-01-26 12:31:20,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 12:31:20,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-01-26 12:31:20,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-01-26 12:31:20,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-01-26 12:31:20,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-01-26 12:31:20,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-26 12:31:23,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-26 12:31:23,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-01-26 12:31:23,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-01-26 12:31:23,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-01-26 12:31:23,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-01-26 12:31:23,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2024-01-26 12:31:23,026 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-01-26 12:31:23,218 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-01-26 12:31:23,219 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-01-26 12:31:23,219 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 12:31:23,219 INFO L85 PathProgramCache]: Analyzing trace with hash 250451948, now seen corresponding path program 4 times [2024-01-26 12:31:23,219 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 12:31:23,220 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [838735121] [2024-01-26 12:31:23,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 12:31:23,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 12:31:23,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-26 12:31:23,474 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-01-26 12:31:23,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-26 12:31:23,613 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-01-26 12:31:23,613 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-01-26 12:31:23,614 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-01-26 12:31:23,615 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-01-26 12:31:23,620 INFO L445 BasicCegarLoop]: Path program histogram: [4, 1, 1, 1] [2024-01-26 12:31:23,621 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION was UNSAFE (1/4) [2024-01-26 12:31:23,623 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-01-26 12:31:23,624 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-01-26 12:31:23,718 WARN L1574 BoogieBacktranslator]: Unfinished Backtranslation: Expected StepInfo for loop construct to contain Condition, but it did not [2024-01-26 12:31:23,721 WARN L1574 BoogieBacktranslator]: Unfinished Backtranslation: Expected StepInfo for loop construct to contain Condition, but it did not [2024-01-26 12:31:23,724 WARN L1574 BoogieBacktranslator]: Unfinished Backtranslation: Expected StepInfo for loop construct to contain Condition, but it did not [2024-01-26 12:31:23,725 WARN L1574 BoogieBacktranslator]: Unfinished Backtranslation: Expected StepInfo for loop construct to contain Condition, but it did not [2024-01-26 12:31:23,726 WARN L1574 BoogieBacktranslator]: Unfinished Backtranslation: Expected StepInfo for loop construct to contain Condition, but it did not [2024-01-26 12:31:23,739 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.01 12:31:23 BasicIcfg [2024-01-26 12:31:23,739 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-01-26 12:31:23,739 INFO L158 Benchmark]: Toolchain (without parser) took 11478.76ms. Allocated memory was 298.8MB in the beginning and 513.8MB in the end (delta: 215.0MB). Free memory was 249.5MB in the beginning and 296.8MB in the end (delta: -47.2MB). Peak memory consumption was 168.7MB. Max. memory is 8.0GB. [2024-01-26 12:31:23,740 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 228.6MB. Free memory is still 180.8MB. There was no memory consumed. Max. memory is 8.0GB. [2024-01-26 12:31:23,740 INFO L158 Benchmark]: CACSL2BoogieTranslator took 275.95ms. Allocated memory is still 298.8MB. Free memory was 249.5MB in the beginning and 237.0MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-01-26 12:31:23,740 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.26ms. Allocated memory is still 298.8MB. Free memory was 237.0MB in the beginning and 234.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-01-26 12:31:23,740 INFO L158 Benchmark]: Boogie Preprocessor took 48.09ms. Allocated memory is still 298.8MB. Free memory was 234.3MB in the beginning and 231.9MB in the end (delta: 2.3MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2024-01-26 12:31:23,740 INFO L158 Benchmark]: RCFGBuilder took 727.11ms. Allocated memory is still 298.8MB. Free memory was 231.9MB in the beginning and 220.9MB in the end (delta: 11.0MB). Peak memory consumption was 21.8MB. Max. memory is 8.0GB. [2024-01-26 12:31:23,740 INFO L158 Benchmark]: TraceAbstraction took 10362.73ms. Allocated memory was 298.8MB in the beginning and 513.8MB in the end (delta: 215.0MB). Free memory was 219.8MB in the beginning and 296.8MB in the end (delta: -76.9MB). Peak memory consumption was 138.6MB. Max. memory is 8.0GB. [2024-01-26 12:31:23,741 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 228.6MB. Free memory is still 180.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 275.95ms. Allocated memory is still 298.8MB. Free memory was 249.5MB in the beginning and 237.0MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 58.26ms. Allocated memory is still 298.8MB. Free memory was 237.0MB in the beginning and 234.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 48.09ms. Allocated memory is still 298.8MB. Free memory was 234.3MB in the beginning and 231.9MB in the end (delta: 2.3MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 727.11ms. Allocated memory is still 298.8MB. Free memory was 231.9MB in the beginning and 220.9MB in the end (delta: 11.0MB). Peak memory consumption was 21.8MB. Max. memory is 8.0GB. * TraceAbstraction took 10362.73ms. Allocated memory was 298.8MB in the beginning and 513.8MB in the end (delta: 215.0MB). Free memory was 219.8MB in the beginning and 296.8MB in the end (delta: -76.9MB). Peak memory consumption was 138.6MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expected StepInfo for loop construct to contain Condition, but it did not - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expected StepInfo for loop construct to contain Condition, but it did not - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expected StepInfo for loop construct to contain Condition, but it did not - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expected StepInfo for loop construct to contain Condition, but it did not - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expected StepInfo for loop construct to contain Condition, but it did not - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 16271, independent: 13831, independent conditional: 13831, independent unconditional: 0, dependent: 2440, dependent conditional: 2440, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 84274, independent: 77483, independent conditional: 77483, independent unconditional: 0, dependent: 6791, dependent conditional: 6791, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 77909, independent: 77483, independent conditional: 77483, independent unconditional: 0, dependent: 426, dependent conditional: 426, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 77909, independent: 77483, independent conditional: 77483, independent unconditional: 0, dependent: 426, dependent conditional: 426, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 79124, independent: 77483, independent conditional: 0, independent unconditional: 77483, dependent: 1641, dependent conditional: 1215, dependent unconditional: 426, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 79124, independent: 77483, independent conditional: 0, independent unconditional: 77483, dependent: 1641, dependent conditional: 0, dependent unconditional: 1641, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 79124, independent: 77483, independent conditional: 0, independent unconditional: 77483, dependent: 1641, dependent conditional: 0, dependent unconditional: 1641, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1293, independent: 1289, independent conditional: 0, independent unconditional: 1289, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1293, independent: 1289, independent conditional: 0, independent unconditional: 1289, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 4, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 26, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 79124, independent: 76194, independent conditional: 0, independent unconditional: 76194, dependent: 1637, dependent conditional: 0, dependent unconditional: 1637, unknown: 1293, unknown conditional: 0, unknown unconditional: 1293] , Statistics on independence cache: Total cache size (in pairs): 634, Positive cache size: 632, Positive conditional cache size: 0, Positive unconditional cache size: 632, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 2361, Statistics for Abstraction: - StatisticsResult: Independence relation #2 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 13661, independent: 12779, independent conditional: 12779, independent unconditional: 0, dependent: 882, dependent conditional: 882, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 84274, independent: 77483, independent conditional: 77483, independent unconditional: 0, dependent: 6791, dependent conditional: 6791, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 77909, independent: 77483, independent conditional: 77483, independent unconditional: 0, dependent: 426, dependent conditional: 426, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 77909, independent: 77483, independent conditional: 77483, independent unconditional: 0, dependent: 426, dependent conditional: 426, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 79124, independent: 77483, independent conditional: 0, independent unconditional: 77483, dependent: 1641, dependent conditional: 1215, dependent unconditional: 426, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 79124, independent: 77483, independent conditional: 0, independent unconditional: 77483, dependent: 1641, dependent conditional: 0, dependent unconditional: 1641, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 79124, independent: 77483, independent conditional: 0, independent unconditional: 77483, dependent: 1641, dependent conditional: 0, dependent unconditional: 1641, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1293, independent: 1289, independent conditional: 0, independent unconditional: 1289, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1293, independent: 1289, independent conditional: 0, independent unconditional: 1289, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 4, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 26, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 79124, independent: 76194, independent conditional: 0, independent unconditional: 76194, dependent: 1637, dependent conditional: 0, dependent unconditional: 1637, unknown: 1293, unknown conditional: 0, unknown unconditional: 1293] , Statistics on independence cache: Total cache size (in pairs): 634, Positive cache size: 632, Positive conditional cache size: 0, Positive unconditional cache size: 632, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 79, Maximal queried relation: 1, Independence queries for same thread: 3164, Statistics for Abstraction: - StatisticsResult: Independence relation #3 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 16401, independent: 15375, independent conditional: 15375, independent unconditional: 0, dependent: 1026, dependent conditional: 1026, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 84274, independent: 77483, independent conditional: 77483, independent unconditional: 0, dependent: 6791, dependent conditional: 6791, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 77909, independent: 77483, independent conditional: 77483, independent unconditional: 0, dependent: 426, dependent conditional: 426, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 77909, independent: 77483, independent conditional: 77483, independent unconditional: 0, dependent: 426, dependent conditional: 426, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 79124, independent: 77483, independent conditional: 0, independent unconditional: 77483, dependent: 1641, dependent conditional: 1215, dependent unconditional: 426, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 79124, independent: 77483, independent conditional: 0, independent unconditional: 77483, dependent: 1641, dependent conditional: 0, dependent unconditional: 1641, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 79124, independent: 77483, independent conditional: 0, independent unconditional: 77483, dependent: 1641, dependent conditional: 0, dependent unconditional: 1641, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1293, independent: 1289, independent conditional: 0, independent unconditional: 1289, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1293, independent: 1289, independent conditional: 0, independent unconditional: 1289, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 4, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 26, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 79124, independent: 76194, independent conditional: 0, independent unconditional: 76194, dependent: 1637, dependent conditional: 0, dependent unconditional: 1637, unknown: 1293, unknown conditional: 0, unknown unconditional: 1293] , Statistics on independence cache: Total cache size (in pairs): 1018, Positive cache size: 1014, Positive conditional cache size: 0, Positive unconditional cache size: 1014, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 271, Maximal queried relation: 2, Independence queries for same thread: 4094, Statistics for Abstraction: - StatisticsResult: Independence relation #4 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 739, independent: 669, independent conditional: 669, independent unconditional: 0, dependent: 70, dependent conditional: 70, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 84274, independent: 77483, independent conditional: 77483, independent unconditional: 0, dependent: 6791, dependent conditional: 6791, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 77909, independent: 77483, independent conditional: 77483, independent unconditional: 0, dependent: 426, dependent conditional: 426, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 77909, independent: 77483, independent conditional: 77483, independent unconditional: 0, dependent: 426, dependent conditional: 426, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 79124, independent: 77483, independent conditional: 0, independent unconditional: 77483, dependent: 1641, dependent conditional: 1215, dependent unconditional: 426, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 79124, independent: 77483, independent conditional: 0, independent unconditional: 77483, dependent: 1641, dependent conditional: 0, dependent unconditional: 1641, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 79124, independent: 77483, independent conditional: 0, independent unconditional: 77483, dependent: 1641, dependent conditional: 0, dependent unconditional: 1641, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1293, independent: 1289, independent conditional: 0, independent unconditional: 1289, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1293, independent: 1289, independent conditional: 0, independent unconditional: 1289, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 4, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 26, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 79124, independent: 76194, independent conditional: 0, independent unconditional: 76194, dependent: 1637, dependent conditional: 0, dependent unconditional: 1637, unknown: 1293, unknown conditional: 0, unknown unconditional: 1293] , Statistics on independence cache: Total cache size (in pairs): 1061, Positive cache size: 1057, Positive conditional cache size: 0, Positive unconditional cache size: 1057, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 286, Maximal queried relation: 3, Independence queries for same thread: 4159, Statistics for Abstraction: - StatisticsResult: Independence relation #5 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 872, independent: 787, independent conditional: 787, independent unconditional: 0, dependent: 85, dependent conditional: 85, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 84274, independent: 77483, independent conditional: 77483, independent unconditional: 0, dependent: 6791, dependent conditional: 6791, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 77909, independent: 77483, independent conditional: 77483, independent unconditional: 0, dependent: 426, dependent conditional: 426, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 77909, independent: 77483, independent conditional: 77483, independent unconditional: 0, dependent: 426, dependent conditional: 426, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 79124, independent: 77483, independent conditional: 0, independent unconditional: 77483, dependent: 1641, dependent conditional: 1215, dependent unconditional: 426, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 79124, independent: 77483, independent conditional: 0, independent unconditional: 77483, dependent: 1641, dependent conditional: 0, dependent unconditional: 1641, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 79124, independent: 77483, independent conditional: 0, independent unconditional: 77483, dependent: 1641, dependent conditional: 0, dependent unconditional: 1641, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1293, independent: 1289, independent conditional: 0, independent unconditional: 1289, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1293, independent: 1289, independent conditional: 0, independent unconditional: 1289, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 4, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 26, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 79124, independent: 76194, independent conditional: 0, independent unconditional: 76194, dependent: 1637, dependent conditional: 0, dependent unconditional: 1637, unknown: 1293, unknown conditional: 0, unknown unconditional: 1293] , Statistics on independence cache: Total cache size (in pairs): 1061, Positive cache size: 1057, Positive conditional cache size: 0, Positive unconditional cache size: 1057, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 298, Maximal queried relation: 4, Independence queries for same thread: 4241, Statistics for Abstraction: - StatisticsResult: Independence relation #6 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 15929, independent: 14895, independent conditional: 14895, independent unconditional: 0, dependent: 1034, dependent conditional: 1034, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 84274, independent: 77483, independent conditional: 77483, independent unconditional: 0, dependent: 6791, dependent conditional: 6791, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 77909, independent: 77483, independent conditional: 77483, independent unconditional: 0, dependent: 426, dependent conditional: 426, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 77909, independent: 77483, independent conditional: 77483, independent unconditional: 0, dependent: 426, dependent conditional: 426, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 79124, independent: 77483, independent conditional: 0, independent unconditional: 77483, dependent: 1641, dependent conditional: 1215, dependent unconditional: 426, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 79124, independent: 77483, independent conditional: 0, independent unconditional: 77483, dependent: 1641, dependent conditional: 0, dependent unconditional: 1641, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 79124, independent: 77483, independent conditional: 0, independent unconditional: 77483, dependent: 1641, dependent conditional: 0, dependent unconditional: 1641, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1293, independent: 1289, independent conditional: 0, independent unconditional: 1289, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1293, independent: 1289, independent conditional: 0, independent unconditional: 1289, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 4, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 26, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 79124, independent: 76194, independent conditional: 0, independent unconditional: 76194, dependent: 1637, dependent conditional: 0, dependent unconditional: 1637, unknown: 1293, unknown conditional: 0, unknown unconditional: 1293] , Statistics on independence cache: Total cache size (in pairs): 1213, Positive cache size: 1209, Positive conditional cache size: 0, Positive unconditional cache size: 1209, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 633, Maximal queried relation: 5, Independence queries for same thread: 5208, Statistics for Abstraction: - StatisticsResult: Independence relation #7 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 20401, independent: 19147, independent conditional: 19147, independent unconditional: 0, dependent: 1254, dependent conditional: 1254, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 84274, independent: 77483, independent conditional: 77483, independent unconditional: 0, dependent: 6791, dependent conditional: 6791, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 77909, independent: 77483, independent conditional: 77483, independent unconditional: 0, dependent: 426, dependent conditional: 426, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 77909, independent: 77483, independent conditional: 77483, independent unconditional: 0, dependent: 426, dependent conditional: 426, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 79124, independent: 77483, independent conditional: 0, independent unconditional: 77483, dependent: 1641, dependent conditional: 1215, dependent unconditional: 426, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 79124, independent: 77483, independent conditional: 0, independent unconditional: 77483, dependent: 1641, dependent conditional: 0, dependent unconditional: 1641, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 79124, independent: 77483, independent conditional: 0, independent unconditional: 77483, dependent: 1641, dependent conditional: 0, dependent unconditional: 1641, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1293, independent: 1289, independent conditional: 0, independent unconditional: 1289, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1293, independent: 1289, independent conditional: 0, independent unconditional: 1289, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 4, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 26, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 79124, independent: 76194, independent conditional: 0, independent unconditional: 76194, dependent: 1637, dependent conditional: 0, dependent unconditional: 1637, unknown: 1293, unknown conditional: 0, unknown unconditional: 1293] , Statistics on independence cache: Total cache size (in pairs): 1293, Positive cache size: 1289, Positive conditional cache size: 0, Positive unconditional cache size: 1289, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1215, Maximal queried relation: 6, Independence queries for same thread: 6365, Statistics for Abstraction: - StatisticsResult: Independence relation #8 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 10365, independent: 9597, independent conditional: 9597, independent unconditional: 0, dependent: 768, dependent conditional: 768, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9710, independent: 9597, independent conditional: 9597, independent unconditional: 0, dependent: 113, dependent conditional: 113, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 9710, independent: 9597, independent conditional: 9597, independent unconditional: 0, dependent: 113, dependent conditional: 113, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 10009, independent: 9597, independent conditional: 0, independent unconditional: 9597, dependent: 412, dependent conditional: 299, dependent unconditional: 113, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 10009, independent: 9597, independent conditional: 0, independent unconditional: 9597, dependent: 412, dependent conditional: 0, dependent unconditional: 412, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 10009, independent: 9597, independent conditional: 0, independent unconditional: 9597, dependent: 412, dependent conditional: 0, dependent unconditional: 412, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 351, independent: 348, independent conditional: 0, independent unconditional: 348, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 351, independent: 348, independent conditional: 0, independent unconditional: 348, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 3, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 3, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 11, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 10009, independent: 9249, independent conditional: 0, independent unconditional: 9249, dependent: 409, dependent conditional: 0, dependent unconditional: 409, unknown: 351, unknown conditional: 0, unknown unconditional: 351] , Statistics on independence cache: Total cache size (in pairs): 351, Positive cache size: 348, Positive conditional cache size: 0, Positive unconditional cache size: 348, Negative cache size: 3, Negative conditional cache size: 0, Negative unconditional cache size: 3, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 299, Maximal queried relation: 6, Independence queries for same thread: 655 - CounterExampleResult [Line: 106]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L40] 0 int* A; VAL [A={0:0}] [L41] 0 int* B; VAL [A={0:0}, B={0:0}] [L42] 0 int res1, res2, M, N; VAL [A={0:0}, B={0:0}, M=0, N=0, res1=0, res2=0] [L87] 0 pthread_t t1, t2, t3; VAL [A={0:0}, B={0:0}, M=0, N=0, res1=0, res2=0, t1={6:0}, t2={7:0}, t3={5:0}] [L90] 0 M = __VERIFIER_nondet_int() VAL [A={0:0}, B={0:0}, M=2, N=0, res1=0, res2=0, t1={6:0}, t2={7:0}, t3={5:0}] [L91] 0 N = __VERIFIER_nondet_int() VAL [A={0:0}, B={0:0}, M=2, N=3, res1=0, res2=0, t1={6:0}, t2={7:0}, t3={5:0}] [L92] CALL, EXPR 0 create_fresh_int_array(N) [L112] CALL 0 assume_abort_if_not(size >= 0) [L37] COND FALSE 0 !(!cond) VAL [A={0:0}, B={0:0}, M=2, N=3, \old(cond)=1, cond=1, res1=0, res2=0] [L112] RET 0 assume_abort_if_not(size >= 0) [L113] CALL 0 assume_abort_if_not(size <= (((size_t) 4294967295) / sizeof(int))) [L37] COND FALSE 0 !(!cond) VAL [A={0:0}, B={0:0}, M=2, N=3, \old(cond)=1, cond=1, res1=0, res2=0] [L113] RET 0 assume_abort_if_not(size <= (((size_t) 4294967295) / sizeof(int))) [L115] 0 int* arr = (int*)malloc(sizeof(int) * (size_t)size); VAL [A={0:0}, B={0:0}, M=2, N=3, \old(size)=3, arr={3:0}, res1=0, res2=0, size=3] [L116] 0 int i = 0; VAL [A={0:0}, B={0:0}, M=2, N=3, \old(size)=3, arr={3:0}, i=0, res1=0, res2=0, size=3] [L116] COND TRUE 0 i < size VAL [A={0:0}, B={0:0}, M=2, N=3, \old(size)=3, arr={3:0}, i=0, res1=0, res2=0, size=3] [L117] 0 arr[i] = __VERIFIER_nondet_int() VAL [A={0:0}, B={0:0}, M=2, N=3, \old(size)=3, arr={3:0}, i=0, res1=0, res2=0, size=3] [L116] 0 i++ VAL [A={0:0}, B={0:0}, M=2, N=3, \old(size)=3, arr={3:0}, i=1, res1=0, res2=0, size=3] [L116] COND TRUE 0 i < size VAL [A={0:0}, B={0:0}, M=2, N=3, \old(size)=3, arr={3:0}, i=1, res1=0, res2=0, size=3] [L117] 0 arr[i] = __VERIFIER_nondet_int() VAL [A={0:0}, B={0:0}, M=2, N=3, \old(size)=3, arr={3:0}, i=1, res1=0, res2=0, size=3] [L116] 0 i++ VAL [A={0:0}, B={0:0}, M=2, N=3, \old(size)=3, arr={3:0}, i=2, res1=0, res2=0, size=3] [L116] COND TRUE 0 i < size VAL [A={0:0}, B={0:0}, M=2, N=3, \old(size)=3, arr={3:0}, i=2, res1=0, res2=0, size=3] [L117] 0 arr[i] = __VERIFIER_nondet_int() VAL [A={0:0}, B={0:0}, M=2, N=3, \old(size)=3, arr={3:0}, i=2, res1=0, res2=0, size=3] [L116] 0 i++ VAL [A={0:0}, B={0:0}, M=2, N=3, \old(size)=3, arr={3:0}, i=3, res1=0, res2=0, size=3] [L116] COND FALSE 0 !(i < size) VAL [A={0:0}, B={0:0}, M=2, N=3, \old(size)=3, arr={3:0}, i=3, res1=0, res2=0, size=3] [L119] 0 return arr; VAL [A={0:0}, B={0:0}, M=2, N=3, \old(size)=3, \result={3:0}, arr={3:0}, res1=0, res2=0, size=3] [L92] RET, EXPR 0 create_fresh_int_array(N) [L92] 0 A = create_fresh_int_array(N) VAL [A={3:0}, B={0:0}, M=2, N=3, res1=0, res2=0, t1={6:0}, t2={7:0}, t3={5:0}] [L93] CALL, EXPR 0 create_fresh_int_array(N) [L112] CALL 0 assume_abort_if_not(size >= 0) [L37] COND FALSE 0 !(!cond) VAL [A={3:0}, B={0:0}, M=2, N=3, \old(cond)=1, cond=1, res1=0, res2=0] [L112] RET 0 assume_abort_if_not(size >= 0) [L113] CALL 0 assume_abort_if_not(size <= (((size_t) 4294967295) / sizeof(int))) [L37] COND FALSE 0 !(!cond) VAL [A={3:0}, B={0:0}, M=2, N=3, \old(cond)=1, cond=1, res1=0, res2=0] [L113] RET 0 assume_abort_if_not(size <= (((size_t) 4294967295) / sizeof(int))) [L115] 0 int* arr = (int*)malloc(sizeof(int) * (size_t)size); VAL [A={3:0}, B={0:0}, M=2, N=3, \old(size)=3, arr={-6:0}, res1=0, res2=0, size=3] [L116] 0 int i = 0; VAL [A={3:0}, B={0:0}, M=2, N=3, \old(size)=3, arr={-6:0}, i=0, res1=0, res2=0, size=3] [L116] COND TRUE 0 i < size VAL [A={3:0}, B={0:0}, M=2, N=3, \old(size)=3, arr={-6:0}, i=0, res1=0, res2=0, size=3] [L117] 0 arr[i] = __VERIFIER_nondet_int() VAL [A={3:0}, B={0:0}, M=2, N=3, \old(size)=3, arr={-6:0}, i=0, res1=0, res2=0, size=3] [L116] 0 i++ VAL [A={3:0}, B={0:0}, M=2, N=3, \old(size)=3, arr={-6:0}, i=1, res1=0, res2=0, size=3] [L116] COND TRUE 0 i < size VAL [A={3:0}, B={0:0}, M=2, N=3, \old(size)=3, arr={-6:0}, i=1, res1=0, res2=0, size=3] [L117] 0 arr[i] = __VERIFIER_nondet_int() VAL [A={3:0}, B={0:0}, M=2, N=3, \old(size)=3, arr={-6:0}, i=1, res1=0, res2=0, size=3] [L116] 0 i++ VAL [A={3:0}, B={0:0}, M=2, N=3, \old(size)=3, arr={-6:0}, i=2, res1=0, res2=0, size=3] [L116] COND TRUE 0 i < size VAL [A={3:0}, B={0:0}, M=2, N=3, \old(size)=3, arr={-6:0}, i=2, res1=0, res2=0, size=3] [L117] 0 arr[i] = __VERIFIER_nondet_int() VAL [A={3:0}, B={0:0}, M=2, N=3, \old(size)=3, arr={-6:0}, i=2, res1=0, res2=0, size=3] [L116] 0 i++ VAL [A={3:0}, B={0:0}, M=2, N=3, \old(size)=3, arr={-6:0}, i=3, res1=0, res2=0, size=3] [L116] COND FALSE 0 !(i < size) VAL [A={3:0}, B={0:0}, M=2, N=3, \old(size)=3, arr={-6:0}, i=3, res1=0, res2=0, size=3] [L119] 0 return arr; VAL [A={3:0}, B={0:0}, M=2, N=3, \old(size)=3, \result={-6:0}, arr={-6:0}, res1=0, res2=0, size=3] [L93] RET, EXPR 0 create_fresh_int_array(N) [L93] 0 B = create_fresh_int_array(N) VAL [A={3:0}, B={-6:0}, M=2, N=3, res1=0, res2=0, t1={6:0}, t2={7:0}, t3={5:0}] [L95] CALL 0 assume_abort_if_not(M >= 0 && M < N) [L37] COND FALSE 0 !(!cond) VAL [A={3:0}, B={-6:0}, M=2, N=3, \old(cond)=1, cond=1, res1=0, res2=0] [L95] RET 0 assume_abort_if_not(M >= 0 && M < N) [L98] FCALL, FORK 0 pthread_create(&t1, 0, thread1, 0) VAL [A={3:0}, B={-6:0}, M=2, N=3, res1=0, res2=0, t1={6:0}, t2={7:0}, t3={5:0}] [L99] FCALL, FORK 0 pthread_create(&t2, 0, thread2, 0) VAL [A={3:0}, B={-6:0}, M=2, N=3, res1=0, res2=0, t1={6:0}, t2={7:0}, t3={5:0}] [L100] FCALL, FORK 0 pthread_create(&t3, 0, thread3, 0) VAL [A={3:0}, B={-6:0}, M=2, N=3, res1=0, res2=0, t1={6:0}, t2={7:0}, t3={5:0}] [L101] 0 \read(t1) VAL [A={3:0}, B={-6:0}, M=2, N=3, res1=0, res2=0, t1={6:0}, t2={7:0}, t3={5:0}] [L48] 1 int i=0; VAL [A={3:0}, B={-6:0}, M=2, N=3, _argptr={0:0}, _argptr={0:0}, i=0, res1=0, res2=0] [L48] COND TRUE 1 i= 0 || a >= -2147483648 - b) [L37] COND FALSE 1 !(!cond) [L123] RET 1 assume_abort_if_not(b >= 0 || a >= -2147483648 - b) [L124] CALL 1 assume_abort_if_not(b <= 0 || a <= 2147483647 - b) [L37] COND FALSE 1 !(!cond) [L124] RET 1 assume_abort_if_not(b <= 0 || a <= 2147483647 - b) [L125] 1 return a + b; [L50] RET, EXPR 1 plus(A[i], B[i]) [L50] CALL, EXPR 1 plus(res1, plus(A[i], B[i])) [L123] CALL 1 assume_abort_if_not(b >= 0 || a >= -2147483648 - b) [L37] COND FALSE 1 !(!cond) [L123] RET 1 assume_abort_if_not(b >= 0 || a >= -2147483648 - b) [L124] CALL 1 assume_abort_if_not(b <= 0 || a <= 2147483647 - b) [L37] COND FALSE 1 !(!cond) [L124] RET 1 assume_abort_if_not(b <= 0 || a <= 2147483647 - b) [L125] 1 return a + b; [L50] RET, EXPR 1 plus(res1, plus(A[i], B[i])) [L50] 1 int tmp = plus(res1, plus(A[i], B[i])); [L53] 1 res1 = tmp VAL [A={3:0}, B={-6:0}, M=2, N=3, _argptr={0:0}, _argptr={0:0}, i=0, res1=-1, res2=0, tmp=-1] [L48] 1 i++ VAL [A={3:0}, B={-6:0}, M=2, N=3, _argptr={0:0}, _argptr={0:0}, i=1, res1=-1, res2=0, tmp=-1] [L48] COND TRUE 1 i= 0 || a >= -2147483648 - b) [L37] COND FALSE 1 !(!cond) [L123] RET 1 assume_abort_if_not(b >= 0 || a >= -2147483648 - b) [L124] CALL 1 assume_abort_if_not(b <= 0 || a <= 2147483647 - b) [L37] COND FALSE 1 !(!cond) [L124] RET 1 assume_abort_if_not(b <= 0 || a <= 2147483647 - b) [L125] 1 return a + b; [L50] RET, EXPR 1 plus(A[i], B[i]) [L50] CALL, EXPR 1 plus(res1, plus(A[i], B[i])) [L123] CALL 1 assume_abort_if_not(b >= 0 || a >= -2147483648 - b) [L37] COND FALSE 1 !(!cond) [L123] RET 1 assume_abort_if_not(b >= 0 || a >= -2147483648 - b) [L124] CALL 1 assume_abort_if_not(b <= 0 || a <= 2147483647 - b) [L37] COND FALSE 1 !(!cond) [L124] RET 1 assume_abort_if_not(b <= 0 || a <= 2147483647 - b) [L125] 1 return a + b; [L50] RET, EXPR 1 plus(res1, plus(A[i], B[i])) [L50] 1 int tmp = plus(res1, plus(A[i], B[i])); [L53] 1 res1 = tmp VAL [A={3:0}, B={-6:0}, M=2, N=3, _argptr={0:0}, _argptr={0:0}, i=1, res1=-2, res2=0, tmp=-2] [L48] 1 i++ VAL [A={3:0}, B={-6:0}, M=2, N=3, _argptr={0:0}, _argptr={0:0}, i=2, res1=-2, res2=0, tmp=-2] [L48] COND TRUE 1 i= 0 || a >= -2147483648 - b) [L37] COND FALSE 1 !(!cond) [L123] RET 1 assume_abort_if_not(b >= 0 || a >= -2147483648 - b) [L124] CALL 1 assume_abort_if_not(b <= 0 || a <= 2147483647 - b) [L37] COND FALSE 1 !(!cond) [L124] RET 1 assume_abort_if_not(b <= 0 || a <= 2147483647 - b) [L125] 1 return a + b; [L50] RET, EXPR 1 plus(A[i], B[i]) [L50] CALL, EXPR 1 plus(res1, plus(A[i], B[i])) [L123] CALL 1 assume_abort_if_not(b >= 0 || a >= -2147483648 - b) [L37] COND FALSE 1 !(!cond) [L123] RET 1 assume_abort_if_not(b >= 0 || a >= -2147483648 - b) [L124] CALL 1 assume_abort_if_not(b <= 0 || a <= 2147483647 - b) [L37] COND FALSE 1 !(!cond) [L124] RET 1 assume_abort_if_not(b <= 0 || a <= 2147483647 - b) [L125] 1 return a + b; [L50] RET, EXPR 1 plus(res1, plus(A[i], B[i])) [L50] 1 int tmp = plus(res1, plus(A[i], B[i])); [L53] 1 res1 = tmp VAL [A={3:0}, B={-6:0}, M=2, N=3, _argptr={0:0}, _argptr={0:0}, i=2, res1=-1, res2=0, tmp=-1] [L48] 1 i++ VAL [A={3:0}, B={-6:0}, M=2, N=3, _argptr={0:0}, _argptr={0:0}, i=3, res1=-1, res2=0, tmp=-1] [L48] COND FALSE 1 !(i= 0 || a >= -2147483648 - b) [L37] COND FALSE 2 !(!cond) [L123] RET 2 assume_abort_if_not(b >= 0 || a >= -2147483648 - b) [L124] CALL 2 assume_abort_if_not(b <= 0 || a <= 2147483647 - b) [L37] COND FALSE 2 !(!cond) [L124] RET 2 assume_abort_if_not(b <= 0 || a <= 2147483647 - b) [L125] 2 return a + b; [L63] RET, EXPR 2 plus(A[i], B[i]) [L63] CALL, EXPR 2 plus(res2, plus(A[i], B[i])) [L123] CALL 2 assume_abort_if_not(b >= 0 || a >= -2147483648 - b) [L37] COND FALSE 2 !(!cond) [L123] RET 2 assume_abort_if_not(b >= 0 || a >= -2147483648 - b) [L124] CALL 2 assume_abort_if_not(b <= 0 || a <= 2147483647 - b) [L37] COND FALSE 2 !(!cond) [L124] RET 2 assume_abort_if_not(b <= 0 || a <= 2147483647 - b) [L125] 2 return a + b; [L63] RET, EXPR 2 plus(res2, plus(A[i], B[i])) [L63] 2 int tmp = plus(res2, plus(A[i], B[i])); [L74] 3 int i=M; VAL [A={3:0}, B={-6:0}, M=2, N=3, _argptr={0:0}, _argptr={0:0}, i=2, res1=-1, res2=0] [L74] COND TRUE 3 i= 0 || a >= -2147483648 - b) [L37] COND FALSE 3 !(!cond) [L123] RET 3 assume_abort_if_not(b >= 0 || a >= -2147483648 - b) [L124] CALL 3 assume_abort_if_not(b <= 0 || a <= 2147483647 - b) [L37] COND FALSE 3 !(!cond) [L124] RET 3 assume_abort_if_not(b <= 0 || a <= 2147483647 - b) [L125] 3 return a + b; [L76] RET, EXPR 3 plus(A[i], B[i]) [L76] CALL, EXPR 3 plus(res2, plus(A[i], B[i])) [L123] CALL 3 assume_abort_if_not(b >= 0 || a >= -2147483648 - b) [L37] COND FALSE 3 !(!cond) [L123] RET 3 assume_abort_if_not(b >= 0 || a >= -2147483648 - b) [L124] CALL 3 assume_abort_if_not(b <= 0 || a <= 2147483647 - b) [L37] COND FALSE 3 !(!cond) [L124] RET 3 assume_abort_if_not(b <= 0 || a <= 2147483647 - b) [L125] 3 return a + b; [L76] RET, EXPR 3 plus(res2, plus(A[i], B[i])) [L76] 3 int tmp = plus(res2, plus(A[i], B[i])); [L66] 2 res2 = tmp VAL [A={3:0}, B={-6:0}, M=2, N=3, _argptr={0:0}, _argptr={0:0}, i=0, res1=-1, res2=-1, tmp=-1] [L61] 2 i++ VAL [A={3:0}, B={-6:0}, M=2, N=3, _argptr={0:0}, _argptr={0:0}, i=1, res1=-1, res2=-1, tmp=-1] [L61] COND TRUE 2 i= 0 || a >= -2147483648 - b) [L37] COND FALSE 2 !(!cond) [L123] RET 2 assume_abort_if_not(b >= 0 || a >= -2147483648 - b) [L124] CALL 2 assume_abort_if_not(b <= 0 || a <= 2147483647 - b) [L37] COND FALSE 2 !(!cond) [L124] RET 2 assume_abort_if_not(b <= 0 || a <= 2147483647 - b) [L125] 2 return a + b; [L63] RET, EXPR 2 plus(A[i], B[i]) [L63] CALL, EXPR 2 plus(res2, plus(A[i], B[i])) [L123] CALL 2 assume_abort_if_not(b >= 0 || a >= -2147483648 - b) [L37] COND FALSE 2 !(!cond) [L123] RET 2 assume_abort_if_not(b >= 0 || a >= -2147483648 - b) [L124] CALL 2 assume_abort_if_not(b <= 0 || a <= 2147483647 - b) [L37] COND FALSE 2 !(!cond) [L124] RET 2 assume_abort_if_not(b <= 0 || a <= 2147483647 - b) [L125] 2 return a + b; [L63] RET, EXPR 2 plus(res2, plus(A[i], B[i])) [L63] 2 int tmp = plus(res2, plus(A[i], B[i])); [L66] 2 res2 = tmp VAL [A={3:0}, B={-6:0}, M=2, N=3, _argptr={0:0}, _argptr={0:0}, i=1, res1=-1, res2=0, tmp=0] [L61] 2 i++ VAL [A={3:0}, B={-6:0}, M=2, N=3, _argptr={0:0}, _argptr={0:0}, i=2, res1=-1, res2=0, tmp=0] [L61] COND FALSE 2 !(i