/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/parallel/ticket-7.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.fs.absint-concur-c9b613c-m [2022-09-21 14:24:30,508 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-09-21 14:24:30,510 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-09-21 14:24:30,553 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-09-21 14:24:30,554 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-09-21 14:24:30,558 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-09-21 14:24:30,561 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-09-21 14:24:30,564 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-09-21 14:24:30,566 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-09-21 14:24:30,570 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-09-21 14:24:30,571 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-09-21 14:24:30,573 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-09-21 14:24:30,573 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-09-21 14:24:30,575 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-09-21 14:24:30,576 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-09-21 14:24:30,579 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-09-21 14:24:30,580 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-09-21 14:24:30,581 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-09-21 14:24:30,583 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-09-21 14:24:30,588 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-09-21 14:24:30,589 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-09-21 14:24:30,591 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-09-21 14:24:30,592 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-09-21 14:24:30,593 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-09-21 14:24:30,600 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-09-21 14:24:30,601 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-09-21 14:24:30,601 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-09-21 14:24:30,602 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-09-21 14:24:30,603 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-09-21 14:24:30,604 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-09-21 14:24:30,604 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-09-21 14:24:30,604 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-09-21 14:24:30,606 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-09-21 14:24:30,606 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-09-21 14:24:30,607 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-09-21 14:24:30,607 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-09-21 14:24:30,608 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-09-21 14:24:30,608 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-09-21 14:24:30,608 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-09-21 14:24:30,609 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-09-21 14:24:30,609 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-09-21 14:24:30,610 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 14:24:30,641 INFO L113 SettingsManager]: Loading preferences was successful [2022-09-21 14:24:30,641 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-09-21 14:24:30,642 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-09-21 14:24:30,642 INFO L138 SettingsManager]: * Log level for plugins=info [2022-09-21 14:24:30,643 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-09-21 14:24:30,643 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-09-21 14:24:30,643 INFO L138 SettingsManager]: * User list type=DISABLED [2022-09-21 14:24:30,643 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2022-09-21 14:24:30,643 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2022-09-21 14:24:30,644 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-09-21 14:24:30,644 INFO L138 SettingsManager]: * Abstract domain=OctagonDomain [2022-09-21 14:24:30,645 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-09-21 14:24:30,645 INFO L138 SettingsManager]: * sizeof long=4 [2022-09-21 14:24:30,645 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-09-21 14:24:30,645 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-09-21 14:24:30,645 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-09-21 14:24:30,645 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-09-21 14:24:30,645 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-09-21 14:24:30,646 INFO L138 SettingsManager]: * sizeof long double=12 [2022-09-21 14:24:30,646 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-09-21 14:24:30,646 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-09-21 14:24:30,646 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-09-21 14:24:30,646 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2022-09-21 14:24:30,647 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-09-21 14:24:30,647 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-21 14:24:30,648 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-09-21 14:24:30,648 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-09-21 14:24:30,648 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-09-21 14:24:30,648 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2022-09-21 14:24:30,648 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-09-21 14:24:30,648 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-09-21 14:24:30,889 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-09-21 14:24:30,914 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-09-21 14:24:30,917 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-09-21 14:24:30,918 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-09-21 14:24:30,918 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-09-21 14:24:30,920 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/ticket-7.wvr.bpl [2022-09-21 14:24:30,920 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/ticket-7.wvr.bpl' [2022-09-21 14:24:30,942 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-09-21 14:24:30,946 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-09-21 14:24:30,948 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-09-21 14:24:30,948 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-09-21 14:24:30,948 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-09-21 14:24:30,959 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "ticket-7.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:24:30" (1/1) ... [2022-09-21 14:24:30,965 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "ticket-7.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:24:30" (1/1) ... [2022-09-21 14:24:30,970 INFO L138 Inliner]: procedures = 8, calls = 7, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-09-21 14:24:30,971 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-09-21 14:24:30,973 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-09-21 14:24:30,973 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-09-21 14:24:30,973 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-09-21 14:24:30,979 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ticket-7.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:24:30" (1/1) ... [2022-09-21 14:24:30,979 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ticket-7.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:24:30" (1/1) ... [2022-09-21 14:24:30,980 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ticket-7.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:24:30" (1/1) ... [2022-09-21 14:24:30,980 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ticket-7.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:24:30" (1/1) ... [2022-09-21 14:24:30,984 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ticket-7.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:24:30" (1/1) ... [2022-09-21 14:24:30,984 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ticket-7.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:24:30" (1/1) ... [2022-09-21 14:24:30,985 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ticket-7.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:24:30" (1/1) ... [2022-09-21 14:24:30,986 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-09-21 14:24:30,987 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-09-21 14:24:30,987 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-09-21 14:24:30,988 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-09-21 14:24:30,989 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ticket-7.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.09 02:24:30" (1/1) ... [2022-09-21 14:24:30,995 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-21 14:24:31,001 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-21 14:24:31,018 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 14:24:31,029 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 14:24:31,065 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2022-09-21 14:24:31,066 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-09-21 14:24:31,066 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-09-21 14:24:31,066 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2022-09-21 14:24:31,066 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-09-21 14:24:31,067 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-09-21 14:24:31,067 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2022-09-21 14:24:31,067 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-09-21 14:24:31,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-09-21 14:24:31,067 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2022-09-21 14:24:31,067 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-09-21 14:24:31,068 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-09-21 14:24:31,068 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2022-09-21 14:24:31,069 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-09-21 14:24:31,069 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-09-21 14:24:31,070 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread5 given in one single declaration [2022-09-21 14:24:31,070 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2022-09-21 14:24:31,070 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2022-09-21 14:24:31,070 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread6 given in one single declaration [2022-09-21 14:24:31,071 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2022-09-21 14:24:31,071 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2022-09-21 14:24:31,073 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread7 given in one single declaration [2022-09-21 14:24:31,074 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2022-09-21 14:24:31,074 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2022-09-21 14:24:31,076 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 14:24:31,119 INFO L234 CfgBuilder]: Building ICFG [2022-09-21 14:24:31,121 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-09-21 14:24:31,327 INFO L275 CfgBuilder]: Performing block encoding [2022-09-21 14:24:31,351 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-09-21 14:24:31,351 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-09-21 14:24:31,353 INFO L202 PluginConnector]: Adding new model ticket-7.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 02:24:31 BoogieIcfgContainer [2022-09-21 14:24:31,353 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-09-21 14:24:31,354 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2022-09-21 14:24:31,354 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2022-09-21 14:24:31,354 INFO L275 PluginConnector]: Abstract Interpretation initialized [2022-09-21 14:24:31,357 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "ticket-7.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 02:24:31" (1/1) ... [2022-09-21 14:24:31,465 INFO L129 ointEngineConcurrent]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:24:31,466 INFO L155 ointEngineConcurrent]: Starting outer Fixpoint iteration number 1 [2022-09-21 14:24:31,467 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:24:31,508 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:24:31,542 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:24:31,566 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:24:31,580 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:24:31,589 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:24:31,596 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:24:31,605 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:24:31,612 INFO L155 ointEngineConcurrent]: Starting outer Fixpoint iteration number 2 [2022-09-21 14:24:31,614 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:24:31,649 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:24:31,672 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:24:31,686 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:24:31,700 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:24:31,712 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:24:31,724 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:24:31,739 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:24:31,758 INFO L155 ointEngineConcurrent]: Starting outer Fixpoint iteration number 3 [2022-09-21 14:24:31,758 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:24:31,774 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:24:31,786 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:24:31,800 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:24:31,813 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:24:31,824 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:24:31,839 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:24:31,852 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:24:31,860 INFO L155 ointEngineConcurrent]: Starting outer Fixpoint iteration number 4 [2022-09-21 14:24:31,861 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:24:31,866 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:24:31,876 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:24:31,884 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:24:31,894 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:24:31,902 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:24:31,910 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:24:31,919 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:24:31,926 INFO L155 ointEngineConcurrent]: Starting outer Fixpoint iteration number 5 [2022-09-21 14:24:31,926 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:24:31,931 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:24:31,940 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:24:31,948 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:24:31,955 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:24:31,964 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:24:31,972 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:24:31,987 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:24:31,993 INFO L155 ointEngineConcurrent]: Starting outer Fixpoint iteration number 6 [2022-09-21 14:24:31,993 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:24:31,998 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:24:32,006 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:24:32,015 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:24:32,024 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:24:32,030 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:24:32,036 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:24:32,046 INFO L115 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2022-09-21 14:24:32,057 INFO L320 AbstractInterpreter]: Some error location(s) were reachable [2022-09-21 14:24:32,068 INFO L329 AbstractInterpreter]: No benchmarks available [2022-09-21 14:24:32,068 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2022-09-21 14:24:32,070 INFO L158 Benchmark]: Toolchain (without parser) took 1123.08ms. Allocated memory is still 175.1MB. Free memory was 130.6MB in the beginning and 61.1MB in the end (delta: 69.5MB). Peak memory consumption was 71.5MB. Max. memory is 8.0GB. [2022-09-21 14:24:32,070 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.17ms. Allocated memory is still 175.1MB. Free memory is still 131.8MB. There was no memory consumed. Max. memory is 8.0GB. [2022-09-21 14:24:32,071 INFO L158 Benchmark]: Boogie Procedure Inliner took 24.05ms. Allocated memory is still 175.1MB. Free memory was 130.6MB in the beginning and 129.0MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-09-21 14:24:32,072 INFO L158 Benchmark]: Boogie Preprocessor took 13.92ms. Allocated memory is still 175.1MB. Free memory was 129.0MB in the beginning and 128.0MB in the end (delta: 986.2kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-09-21 14:24:32,072 INFO L158 Benchmark]: RCFGBuilder took 365.80ms. Allocated memory is still 175.1MB. Free memory was 128.0MB in the beginning and 145.1MB in the end (delta: -17.1MB). Peak memory consumption was 16.0MB. Max. memory is 8.0GB. [2022-09-21 14:24:32,075 INFO L158 Benchmark]: Abstract Interpretation took 714.65ms. Allocated memory is still 175.1MB. Free memory was 145.1MB in the beginning and 61.1MB in the end (delta: 84.0MB). Peak memory consumption was 83.9MB. Max. memory is 8.0GB. [2022-09-21 14:24:32,080 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 0.17ms. Allocated memory is still 175.1MB. Free memory is still 131.8MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 24.05ms. Allocated memory is still 175.1MB. Free memory was 130.6MB in the beginning and 129.0MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 13.92ms. Allocated memory is still 175.1MB. Free memory was 129.0MB in the beginning and 128.0MB in the end (delta: 986.2kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 365.80ms. Allocated memory is still 175.1MB. Free memory was 128.0MB in the beginning and 145.1MB in the end (delta: -17.1MB). Peak memory consumption was 16.0MB. Max. memory is 8.0GB. * Abstract Interpretation took 714.65ms. Allocated memory is still 175.1MB. Free memory was 145.1MB in the beginning and 61.1MB in the end (delta: 84.0MB). Peak memory consumption was 83.9MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 125]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L109] 0 assume (s == t && s == x && s == 0) && b == false; [L110] FORK 0 fork 1 thread1(); [L111] FORK 0 fork 2, 2 thread2(); [L112] FORK 0 fork 3, 3, 3 thread3(); [L113] FORK 0 fork 4, 4, 4, 4 thread4(); [L114] FORK 0 fork 5, 5, 5, 5, 5 thread5(); [L115] FORK 0 fork 6, 6, 6, 6, 6, 6 thread6(); [L116] FORK 0 fork 7, 7, 7, 7, 7, 7, 7 thread7(); [L117] JOIN 0 join 1; [L118] JOIN 0 join 2, 2; [L119] JOIN 0 join 3, 3, 3; [L120] JOIN 0 join 4, 4, 4, 4; [L121] JOIN 0 join 5, 5, 5, 5, 5; [L122] JOIN 0 join 6, 6, 6, 6, 6, 6; [L123] JOIN 0 join 7, 7, 7, 7, 7, 7, 7; [L124] 0 assume b; [L125] 0 assert false; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-09-21 14:24:32,113 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...