/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationInline.xml -s ../../../trunk/examples/settings/ai/thread-modular/svcomp-Reach-32bit-Automizer_Default+AIv2_OCT_FLOW_INSENSITIVE.epf -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/bench/exp2x4.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.fs.absint-concur-c9b613c-m [2022-09-21 14:23:37,160 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-09-21 14:23:37,161 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-09-21 14:23:37,180 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-09-21 14:23:37,180 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-09-21 14:23:37,181 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-09-21 14:23:37,182 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-09-21 14:23:37,198 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-09-21 14:23:37,199 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-09-21 14:23:37,200 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-09-21 14:23:37,201 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-09-21 14:23:37,201 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-09-21 14:23:37,202 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-09-21 14:23:37,202 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-09-21 14:23:37,203 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-09-21 14:23:37,204 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-09-21 14:23:37,204 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-09-21 14:23:37,205 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-09-21 14:23:37,206 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-09-21 14:23:37,207 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-09-21 14:23:37,208 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-09-21 14:23:37,209 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-09-21 14:23:37,210 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-09-21 14:23:37,211 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-09-21 14:23:37,213 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-09-21 14:23:37,213 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-09-21 14:23:37,213 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-09-21 14:23:37,213 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-09-21 14:23:37,214 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-09-21 14:23:37,214 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-09-21 14:23:37,215 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-09-21 14:23:37,215 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-09-21 14:23:37,215 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-09-21 14:23:37,216 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-09-21 14:23:37,217 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-09-21 14:23:37,217 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-09-21 14:23:37,217 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-09-21 14:23:37,217 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-09-21 14:23:37,217 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-09-21 14:23:37,218 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-09-21 14:23:37,218 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-09-21 14:23:37,223 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/thread-modular/svcomp-Reach-32bit-Automizer_Default+AIv2_OCT_FLOW_INSENSITIVE.epf [2022-09-21 14:23:37,252 INFO L113 SettingsManager]: Loading preferences was successful [2022-09-21 14:23:37,253 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-09-21 14:23:37,253 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-09-21 14:23:37,253 INFO L138 SettingsManager]: * Log level for plugins=info [2022-09-21 14:23:37,254 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-09-21 14:23:37,254 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-09-21 14:23:37,254 INFO L138 SettingsManager]: * User list type=DISABLED [2022-09-21 14:23:37,254 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2022-09-21 14:23:37,254 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2022-09-21 14:23:37,254 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-09-21 14:23:37,255 INFO L138 SettingsManager]: * Abstract domain=OctagonDomain [2022-09-21 14:23:37,255 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-09-21 14:23:37,255 INFO L138 SettingsManager]: * sizeof long=4 [2022-09-21 14:23:37,256 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-09-21 14:23:37,256 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-09-21 14:23:37,256 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-09-21 14:23:37,256 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-09-21 14:23:37,256 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-09-21 14:23:37,256 INFO L138 SettingsManager]: * sizeof long double=12 [2022-09-21 14:23:37,256 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-09-21 14:23:37,256 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-09-21 14:23:37,256 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-09-21 14:23:37,256 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2022-09-21 14:23:37,257 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-09-21 14:23:37,257 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-21 14:23:37,257 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-09-21 14:23:37,257 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-09-21 14:23:37,257 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-09-21 14:23:37,257 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2022-09-21 14:23:37,257 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-09-21 14:23:37,257 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-09-21 14:23:37,435 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-09-21 14:23:37,447 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-09-21 14:23:37,449 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-09-21 14:23:37,449 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-09-21 14:23:37,450 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-09-21 14:23:37,451 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/bench/exp2x4.wvr.bpl [2022-09-21 14:23:37,451 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/bench/exp2x4.wvr.bpl' [2022-09-21 14:23:37,465 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-09-21 14:23:37,466 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-09-21 14:23:37,467 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-09-21 14:23:37,467 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-09-21 14:23:37,467 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-09-21 14:23:37,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "exp2x4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:23:37" (1/1) ... [2022-09-21 14:23:37,485 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "exp2x4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:23:37" (1/1) ... [2022-09-21 14:23:37,489 INFO L138 Inliner]: procedures = 5, calls = 4, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-09-21 14:23:37,490 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-09-21 14:23:37,490 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-09-21 14:23:37,491 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-09-21 14:23:37,491 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-09-21 14:23:37,495 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "exp2x4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:23:37" (1/1) ... [2022-09-21 14:23:37,496 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "exp2x4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:23:37" (1/1) ... [2022-09-21 14:23:37,497 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "exp2x4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:23:37" (1/1) ... [2022-09-21 14:23:37,498 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "exp2x4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:23:37" (1/1) ... [2022-09-21 14:23:37,501 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "exp2x4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:23:37" (1/1) ... [2022-09-21 14:23:37,504 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "exp2x4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:23:37" (1/1) ... [2022-09-21 14:23:37,505 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "exp2x4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:23:37" (1/1) ... [2022-09-21 14:23:37,508 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-09-21 14:23:37,508 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-09-21 14:23:37,508 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-09-21 14:23:37,508 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-09-21 14:23:37,510 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "exp2x4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:23:37" (1/1) ... [2022-09-21 14:23:37,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-21 14:23:37,519 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-21 14:23:37,528 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-09-21 14:23:37,559 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-09-21 14:23:37,570 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2022-09-21 14:23:37,570 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-09-21 14:23:37,570 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-09-21 14:23:37,571 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2022-09-21 14:23:37,571 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-09-21 14:23:37,571 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-09-21 14:23:37,571 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2022-09-21 14:23:37,571 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-09-21 14:23:37,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-09-21 14:23:37,571 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2022-09-21 14:23:37,571 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-09-21 14:23:37,571 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-09-21 14:23:37,572 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2022-09-21 14:23:37,572 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-09-21 14:23:37,572 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-09-21 14:23:37,573 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-09-21 14:23:37,607 INFO L234 CfgBuilder]: Building ICFG [2022-09-21 14:23:37,608 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-09-21 14:23:37,711 INFO L275 CfgBuilder]: Performing block encoding [2022-09-21 14:23:37,716 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-09-21 14:23:37,716 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-09-21 14:23:37,717 INFO L202 PluginConnector]: Adding new model exp2x4.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 02:23:37 BoogieIcfgContainer [2022-09-21 14:23:37,717 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-09-21 14:23:37,718 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2022-09-21 14:23:37,718 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2022-09-21 14:23:37,718 INFO L275 PluginConnector]: Abstract Interpretation initialized [2022-09-21 14:23:37,719 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "exp2x4.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 02:23:37" (1/1) ... [2022-09-21 14:23:37,752 INFO L129 ointEngineConcurrent]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:23:37,753 INFO L155 ointEngineConcurrent]: Starting outer Fixpoint iteration number 1 [2022-09-21 14:23:37,753 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:23:37,784 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:23:37,813 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:23:37,834 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:23:37,865 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:23:37,871 INFO L155 ointEngineConcurrent]: Starting outer Fixpoint iteration number 2 [2022-09-21 14:23:37,873 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:23:37,886 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:23:37,895 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:23:37,903 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:23:37,910 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:23:37,921 INFO L320 AbstractInterpreter]: Some error location(s) were reachable [2022-09-21 14:23:37,929 INFO L329 AbstractInterpreter]: No benchmarks available [2022-09-21 14:23:37,929 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2022-09-21 14:23:37,930 INFO L158 Benchmark]: Toolchain (without parser) took 463.61ms. Allocated memory is still 195.0MB. Free memory was 148.9MB in the beginning and 154.2MB in the end (delta: -5.3MB). There was no memory consumed. Max. memory is 8.0GB. [2022-09-21 14:23:37,930 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.10ms. Allocated memory is still 195.0MB. Free memory is still 150.0MB. There was no memory consumed. Max. memory is 8.0GB. [2022-09-21 14:23:37,931 INFO L158 Benchmark]: Boogie Procedure Inliner took 22.95ms. Allocated memory is still 195.0MB. Free memory was 148.8MB in the beginning and 147.3MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-09-21 14:23:37,932 INFO L158 Benchmark]: Boogie Preprocessor took 17.25ms. Allocated memory is still 195.0MB. Free memory was 147.3MB in the beginning and 146.4MB in the end (delta: 919.3kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-09-21 14:23:37,932 INFO L158 Benchmark]: RCFGBuilder took 208.83ms. Allocated memory is still 195.0MB. Free memory was 146.2MB in the beginning and 166.8MB in the end (delta: -20.6MB). Peak memory consumption was 15.5MB. Max. memory is 8.0GB. [2022-09-21 14:23:37,933 INFO L158 Benchmark]: Abstract Interpretation took 211.23ms. Allocated memory is still 195.0MB. Free memory was 166.8MB in the beginning and 154.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2022-09-21 14:23:37,935 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 0.10ms. Allocated memory is still 195.0MB. Free memory is still 150.0MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 22.95ms. Allocated memory is still 195.0MB. Free memory was 148.8MB in the beginning and 147.3MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 17.25ms. Allocated memory is still 195.0MB. Free memory was 147.3MB in the beginning and 146.4MB in the end (delta: 919.3kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 208.83ms. Allocated memory is still 195.0MB. Free memory was 146.2MB in the beginning and 166.8MB in the end (delta: -20.6MB). Peak memory consumption was 15.5MB. Max. memory is 8.0GB. * Abstract Interpretation took 211.23ms. Allocated memory is still 195.0MB. Free memory was 166.8MB in the beginning and 154.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 64]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L54] 0 assume x1 == x2 && x1 > 0 && x3 == x4 && x3 > 0; [L55] FORK 0 fork 1 thread1(); [L56] FORK 0 fork 2, 2 thread2(); [L57] FORK 0 fork 3, 3, 3 thread3(); [L58] FORK 0 fork 4, 4, 4, 4 thread4(); [L59] JOIN 0 join 1; [L60] JOIN 0 join 2, 2; [L61] JOIN 0 join 3, 3, 3; [L62] JOIN 0 join 4, 4, 4, 4; [L63] 0 assume !(x1 == x2 && x3 == x4); [L64] 0 assert false; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-09-21 14:23:37,961 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...