/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/POPL2022/incr-decr11.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-8b99979fc9bd30b823d307a67cb055caa4790482-8b99979 [2021-06-30 15:02:05,580 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-30 15:02:05,582 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-30 15:02:05,610 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-30 15:02:05,658 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe.epf [2021-06-30 15:02:05,687 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-30 15:02:05,687 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-30 15:02:05,688 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-30 15:02:05,688 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-30 15:02:05,690 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-30 15:02:05,690 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-30 15:02:05,690 INFO L138 SettingsManager]: * Use SBE=true [2021-06-30 15:02:05,690 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-30 15:02:05,691 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-30 15:02:05,691 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-30 15:02:05,691 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-30 15:02:05,691 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-30 15:02:05,692 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-30 15:02:05,692 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-30 15:02:05,692 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-30 15:02:05,692 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-30 15:02:05,692 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-30 15:02:05,692 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-30 15:02:05,692 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-30 15:02:05,692 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-30 15:02:05,693 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-30 15:02:05,693 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-30 15:02:05,693 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-30 15:02:05,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-30 15:02:05,693 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-30 15:02:05,693 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-30 15:02:05,711 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-30 15:02:05,711 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-30 15:02:05,711 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-30 15:02:05,711 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-30 15:02:05,711 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-30 15:02:05,711 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-30 15:02:05,712 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-06-30 15:02:05,712 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-30 15:02:05,966 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-30 15:02:05,987 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-30 15:02:05,989 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-30 15:02:05,990 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-30 15:02:05,991 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-30 15:02:05,992 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/incr-decr11.bpl [2021-06-30 15:02:05,992 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/incr-decr11.bpl' [2021-06-30 15:02:06,009 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-30 15:02:06,010 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-30 15:02:06,011 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-30 15:02:06,011 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-30 15:02:06,011 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-30 15:02:06,020 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "incr-decr11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.06 03:02:06" (1/1) ... [2021-06-30 15:02:06,024 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "incr-decr11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.06 03:02:06" (1/1) ... [2021-06-30 15:02:06,029 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-30 15:02:06,030 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-30 15:02:06,031 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-30 15:02:06,031 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-30 15:02:06,036 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "incr-decr11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.06 03:02:06" (1/1) ... [2021-06-30 15:02:06,036 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "incr-decr11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.06 03:02:06" (1/1) ... [2021-06-30 15:02:06,037 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "incr-decr11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.06 03:02:06" (1/1) ... [2021-06-30 15:02:06,037 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "incr-decr11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.06 03:02:06" (1/1) ... [2021-06-30 15:02:06,038 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "incr-decr11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.06 03:02:06" (1/1) ... [2021-06-30 15:02:06,040 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "incr-decr11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.06 03:02:06" (1/1) ... [2021-06-30 15:02:06,040 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "incr-decr11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.06 03:02:06" (1/1) ... [2021-06-30 15:02:06,041 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-30 15:02:06,042 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-30 15:02:06,042 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-30 15:02:06,042 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-30 15:02:06,043 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "incr-decr11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.06 03:02:06" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-30 15:02:06,110 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-30 15:02:06,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-30 15:02:06,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-30 15:02:06,110 INFO L124 BoogieDeclarations]: Specification and implementation of procedure Thread given in one single declaration [2021-06-30 15:02:06,111 INFO L130 BoogieDeclarations]: Found specification of procedure Thread [2021-06-30 15:02:06,111 INFO L138 BoogieDeclarations]: Found implementation of procedure Thread [2021-06-30 15:02:06,111 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-30 15:02:06,244 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-30 15:02:06,244 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-06-30 15:02:06,246 INFO L202 PluginConnector]: Adding new model incr-decr11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.06 03:02:06 BoogieIcfgContainer [2021-06-30 15:02:06,246 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-30 15:02:06,248 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-30 15:02:06,248 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-30 15:02:06,250 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-30 15:02:06,250 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "incr-decr11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.06 03:02:06" (1/2) ... [2021-06-30 15:02:06,251 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fd1eef9 and model type incr-decr11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.06 03:02:06, skipping insertion in model container [2021-06-30 15:02:06,251 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "incr-decr11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.06 03:02:06" (2/2) ... [2021-06-30 15:02:06,252 INFO L111 eAbstractionObserver]: Analyzing ICFG incr-decr11.bpl [2021-06-30 15:02:06,259 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-30 15:02:06,260 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-30 15:02:06,260 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-30 15:02:06,261 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-30 15:02:06,450 INFO L149 ThreadInstanceAdder]: Constructed 11 joinOtherThreadTransitions. [2021-06-30 15:02:06,474 INFO L255 AbstractCegarLoop]: Starting to check reachability of 12 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-30 15:02:06,553 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-30 15:02:06,553 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-30 15:02:06,553 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-30 15:02:06,553 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-30 15:02:06,554 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-30 15:02:06,554 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-30 15:02:06,554 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-30 15:02:06,554 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-30 15:02:31,656 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr9INUSE_VIOLATION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr8INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr6INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr10INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-06-30 15:02:31,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-30 15:02:31,659 INFO L82 PathProgramCache]: Analyzing trace with hash -1249924780, now seen corresponding path program 1 times [2021-06-30 15:02:31,665 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-30 15:02:31,665 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1644857503] [2021-06-30 15:02:31,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-30 15:02:31,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-30 15:02:31,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-30 15:02:31,773 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-30 15:02:31,773 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1644857503] [2021-06-30 15:02:31,773 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1644857503] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-30 15:02:31,773 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-30 15:02:31,773 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-06-30 15:02:31,774 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1349992248] [2021-06-30 15:02:31,777 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-30 15:02:31,777 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-30 15:02:31,785 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-30 15:02:31,786 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-30 15:02:31,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-30 15:02:31,787 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-30 15:02:31,789 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 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) [2021-06-30 15:02:31,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-30 15:02:33,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-30 15:02:33,253 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-30 15:02:33,253 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr9INUSE_VIOLATION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr8INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr6INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr10INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-06-30 15:02:33,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-30 15:02:33,255 INFO L82 PathProgramCache]: Analyzing trace with hash -539414414, now seen corresponding path program 1 times [2021-06-30 15:02:33,255 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-30 15:02:33,255 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [48970145] [2021-06-30 15:02:33,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-30 15:02:33,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-30 15:02:33,368 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-30 15:02:33,369 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-30 15:02:33,369 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [48970145] [2021-06-30 15:02:33,369 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [48970145] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-30 15:02:33,369 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-30 15:02:33,369 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-30 15:02:33,369 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1527560153] [2021-06-30 15:02:33,376 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-30 15:02:33,376 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-30 15:02:33,377 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-30 15:02:33,377 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-30 15:02:33,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-30 15:02:33,377 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-30 15:02:33,377 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 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) [2021-06-30 15:02:33,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-30 15:02:33,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-30 15:04:40,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-30 15:04:40,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-30 15:04:40,606 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-30 15:04:40,611 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-30 15:04:40,613 INFO L202 PluginConnector]: Adding new model incr-decr11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.06 03:04:40 BasicIcfg [2021-06-30 15:04:40,613 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-30 15:04:40,614 INFO L168 Benchmark]: Toolchain (without parser) took 154603.20 ms. Allocated memory was 207.6 MB in the beginning and 3.1 GB in the end (delta: 2.9 GB). Free memory was 187.8 MB in the beginning and 1.2 GB in the end (delta: -988.0 MB). Peak memory consumption was 2.6 GB. Max. memory is 8.0 GB. [2021-06-30 15:04:40,614 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.10 ms. Allocated memory is still 207.6 MB. Free memory is still 188.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-30 15:04:40,614 INFO L168 Benchmark]: Boogie Procedure Inliner took 18.86 ms. Allocated memory is still 207.6 MB. Free memory was 187.8 MB in the beginning and 186.4 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-30 15:04:40,615 INFO L168 Benchmark]: Boogie Preprocessor took 10.63 ms. Allocated memory is still 207.6 MB. Free memory was 186.4 MB in the beginning and 185.3 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-30 15:04:40,615 INFO L168 Benchmark]: RCFGBuilder took 204.68 ms. Allocated memory is still 207.6 MB. Free memory was 185.3 MB in the beginning and 175.4 MB in the end (delta: 9.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. [2021-06-30 15:04:40,616 INFO L168 Benchmark]: TraceAbstraction took 154365.19 ms. Allocated memory was 207.6 MB in the beginning and 3.1 GB in the end (delta: 2.9 GB). Free memory was 174.9 MB in the beginning and 1.2 GB in the end (delta: -1.0 GB). Peak memory consumption was 2.6 GB. Max. memory is 8.0 GB. [2021-06-30 15:04:40,618 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.10 ms. Allocated memory is still 207.6 MB. Free memory is still 188.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 18.86 ms. Allocated memory is still 207.6 MB. Free memory was 187.8 MB in the beginning and 186.4 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 10.63 ms. Allocated memory is still 207.6 MB. Free memory was 186.4 MB in the beginning and 185.3 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 204.68 ms. Allocated memory is still 207.6 MB. Free memory was 185.3 MB in the beginning and 175.4 MB in the end (delta: 9.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 154365.19 ms. Allocated memory was 207.6 MB in the beginning and 3.1 GB in the end (delta: 2.9 GB). Free memory was 174.9 MB in the beginning and 1.2 GB in the end (delta: -1.0 GB). Peak memory consumption was 2.6 GB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 11769760, positive: 11369315, positive conditional: 11369315, positive unconditional: 0, negative: 400445, negative conditional: 400445, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 11369315, positive: 11369315, positive conditional: 11369315, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 11369315, positive: 11369315, positive conditional: 0, positive unconditional: 11369315, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 825, positive: 825, positive conditional: 0, positive unconditional: 825, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 825, positive: 605, positive conditional: 0, positive unconditional: 605, negative: 220, negative conditional: 0, negative unconditional: 220, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 220, positive: 220, positive conditional: 0, positive unconditional: 220, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 220, positive: 220, positive conditional: 0, positive unconditional: 220, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 336, positive: 336, positive conditional: 0, positive unconditional: 336, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 11369315, positive: 11368490, positive conditional: 0, positive unconditional: 11368490, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 825, unknown conditional: 0, unknown unconditional: 825] , Statistics on independence cache: Total cache size (in pairs): 825, Positive cache size: 825, Positive conditional cache size: 0, Positive unconditional cache size: 825, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 220, positive: 220, positive conditional: 0, positive unconditional: 220, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 336, positive: 336, positive conditional: 0, positive unconditional: 336, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 825, Positive cache size: 825, Positive conditional cache size: 0, Positive unconditional cache size: 825, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 220, positive: 220, positive conditional: 0, positive unconditional: 220, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 336, positive: 336, positive conditional: 0, positive unconditional: 336, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 825, Positive cache size: 825, Positive conditional cache size: 0, Positive unconditional cache size: 825, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0 ], Maximal queried relation: 0, Independence queries for same thread: 400445 - PositiveResult [Line: 32]: assertion always holds For all program executions holds that assertion always holds at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 13 procedures, 74 locations, 12 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 154115.1ms, OverallIterations: 2, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 12.5ms, PartialOrderReductionTime: 153779.5ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 7.5ms SsaConstructionTime, 36.2ms SatisfiabilityAnalysisTime, 135.4ms InterpolantComputationTime, 72 NumberOfCodeBlocks, 72 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 70 ConstructedInterpolants, 0 QuantifiedInterpolants, 354 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 1/1 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...