/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf --buchiautomizer.automaton.type.for.concurrent.programs BUCHI_PETRI_NET --buchiautomizer.use.buchi.petri.net.intersection.optimizations true --buchiautomizer.use.automata.for.buchi.petri.net.emptiness.check false -tc ../../../trunk/examples/toolchains/BuchiAutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/POPL2023/array-sum-with-log-5threads.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-?-9ecb849-m [2024-02-10 00:57:40,810 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-10 00:57:40,880 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf [2024-02-10 00:57:40,885 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-10 00:57:40,886 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-10 00:57:40,886 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.Only consider context switches at boundaries of atomic blocks [2024-02-10 00:57:40,921 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-10 00:57:40,922 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-10 00:57:40,922 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-10 00:57:40,923 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-10 00:57:40,923 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-10 00:57:40,923 INFO L153 SettingsManager]: * Use SBE=true [2024-02-10 00:57:40,924 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-02-10 00:57:40,924 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-02-10 00:57:40,924 INFO L153 SettingsManager]: * Use old map elimination=false [2024-02-10 00:57:40,924 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-02-10 00:57:40,925 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-02-10 00:57:40,925 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-02-10 00:57:40,925 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-10 00:57:40,925 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-02-10 00:57:40,925 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-10 00:57:40,929 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-10 00:57:40,929 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-10 00:57:40,929 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-10 00:57:40,930 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-02-10 00:57:40,930 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-02-10 00:57:40,930 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-02-10 00:57:40,930 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-02-10 00:57:40,930 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-10 00:57:40,931 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-10 00:57:40,931 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-02-10 00:57:40,931 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-10 00:57:40,931 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-10 00:57:40,931 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-10 00:57:40,932 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-10 00:57:40,932 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-10 00:57:40,933 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-10 00:57:40,933 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-02-10 00:57:40,933 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Automaton type for concurrent programs -> BUCHI_PETRI_NET Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Use Buchi Petri Net Intersection Optimizations -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Use automata for Buchi Petri Net emptiness check -> false [2024-02-10 00:57:41,259 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-10 00:57:41,279 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-10 00:57:41,283 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-10 00:57:41,285 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2024-02-10 00:57:41,286 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2024-02-10 00:57:41,287 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/array-sum-with-log-5threads.bpl [2024-02-10 00:57:41,287 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/array-sum-with-log-5threads.bpl' [2024-02-10 00:57:41,324 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-10 00:57:41,326 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-02-10 00:57:41,329 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-10 00:57:41,329 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-10 00:57:41,329 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-10 00:57:41,339 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "array-sum-with-log-5threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:57:41" (1/1) ... [2024-02-10 00:57:41,344 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "array-sum-with-log-5threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:57:41" (1/1) ... [2024-02-10 00:57:41,370 INFO L138 Inliner]: procedures = 3, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 13 [2024-02-10 00:57:41,372 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-10 00:57:41,375 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-10 00:57:41,375 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-10 00:57:41,375 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-10 00:57:41,394 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "array-sum-with-log-5threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:57:41" (1/1) ... [2024-02-10 00:57:41,394 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "array-sum-with-log-5threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:57:41" (1/1) ... [2024-02-10 00:57:41,395 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "array-sum-with-log-5threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:57:41" (1/1) ... [2024-02-10 00:57:41,395 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "array-sum-with-log-5threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:57:41" (1/1) ... [2024-02-10 00:57:41,397 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "array-sum-with-log-5threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:57:41" (1/1) ... [2024-02-10 00:57:41,399 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "array-sum-with-log-5threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:57:41" (1/1) ... [2024-02-10 00:57:41,400 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "array-sum-with-log-5threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:57:41" (1/1) ... [2024-02-10 00:57:41,400 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "array-sum-with-log-5threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:57:41" (1/1) ... [2024-02-10 00:57:41,401 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-10 00:57:41,402 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-10 00:57:41,402 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-10 00:57:41,402 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-10 00:57:41,418 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "array-sum-with-log-5threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:57:41" (1/1) ... [2024-02-10 00:57:41,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:57:41,431 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:57:41,459 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:57:41,470 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-02-10 00:57:41,501 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2024-02-10 00:57:41,504 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-10 00:57:41,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-10 00:57:41,505 INFO L124 BoogieDeclarations]: Specification and implementation of procedure sum given in one single declaration [2024-02-10 00:57:41,505 INFO L130 BoogieDeclarations]: Found specification of procedure sum [2024-02-10 00:57:41,505 INFO L138 BoogieDeclarations]: Found implementation of procedure sum [2024-02-10 00:57:41,506 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-02-10 00:57:41,550 INFO L236 CfgBuilder]: Building ICFG [2024-02-10 00:57:41,551 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-10 00:57:41,630 INFO L277 CfgBuilder]: Performing block encoding [2024-02-10 00:57:41,642 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-10 00:57:41,643 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-10 00:57:41,644 INFO L201 PluginConnector]: Adding new model array-sum-with-log-5threads.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 12:57:41 BoogieIcfgContainer [2024-02-10 00:57:41,645 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-10 00:57:41,645 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-02-10 00:57:41,645 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-02-10 00:57:41,655 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-02-10 00:57:41,656 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-10 00:57:41,656 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "array-sum-with-log-5threads.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:57:41" (1/2) ... [2024-02-10 00:57:41,657 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@ac5a093 and model type array-sum-with-log-5threads.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.02 12:57:41, skipping insertion in model container [2024-02-10 00:57:41,658 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-10 00:57:41,658 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "array-sum-with-log-5threads.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 12:57:41" (2/2) ... [2024-02-10 00:57:41,664 INFO L332 chiAutomizerObserver]: Analyzing ICFG array-sum-with-log-5threads.bpl [2024-02-10 00:57:41,785 INFO L144 ThreadInstanceAdder]: Constructed 5 joinOtherThreadTransitions. [2024-02-10 00:57:41,810 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 94 places, 88 transitions, 211 flow [2024-02-10 00:57:41,844 INFO L124 PetriNetUnfolderBase]: 5/78 cut-off events. [2024-02-10 00:57:41,844 INFO L125 PetriNetUnfolderBase]: For 5/5 co-relation queries the response was YES. [2024-02-10 00:57:41,854 INFO L83 FinitePrefix]: Finished finitePrefix Result has 99 conditions, 78 events. 5/78 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 276 event pairs, 0 based on Foata normal form. 0/72 useless extension candidates. Maximal degree in co-relation 77. Up to 2 conditions per place. [2024-02-10 00:57:41,854 INFO L82 GeneralOperation]: Start removeDead. Operand has 94 places, 88 transitions, 211 flow [2024-02-10 00:57:41,859 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 89 places, 78 transitions, 186 flow [2024-02-10 00:57:41,864 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2024-02-10 00:57:41,864 INFO L304 stractBuchiCegarLoop]: Hoare is false [2024-02-10 00:57:41,864 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-02-10 00:57:41,864 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-02-10 00:57:41,864 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-02-10 00:57:41,864 INFO L308 stractBuchiCegarLoop]: Difference is false [2024-02-10 00:57:41,864 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-02-10 00:57:41,864 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiPetriNetCegarLoop ======== [2024-02-10 00:57:41,865 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 89 places, 78 transitions, 186 flow [2024-02-10 00:57:41,881 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-10 00:57:41,881 INFO L124 PetriNetUnfolderBase]: 0/56 cut-off events. [2024-02-10 00:57:41,881 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-02-10 00:57:41,881 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is not empty [2024-02-10 00:57:41,886 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-02-10 00:57:41,886 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 89 places, 78 transitions, 186 flow [2024-02-10 00:57:41,896 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-10 00:57:41,896 INFO L124 PetriNetUnfolderBase]: 0/56 cut-off events. [2024-02-10 00:57:41,896 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-02-10 00:57:41,896 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is not empty [2024-02-10 00:57:41,914 INFO L748 eck$LassoCheckResult]: Stem: 98#[$Ultimate##0]true [129] $Ultimate##0-->$Ultimate##0: Formula: (= v_sumThread1of1ForFork0_thidvar0_2 1) InVars {} OutVars{sumThread1of1ForFork0_x#1=|v_sumThread1of1ForFork0_x#1_10|, sumThread1of1ForFork0_log_msg#1=|v_sumThread1of1ForFork0_log_msg#1_14|, sumThread1of1ForFork0_i#1=|v_sumThread1of1ForFork0_i#1_16|, sumThread1of1ForFork0_thidvar0=v_sumThread1of1ForFork0_thidvar0_2} AuxVars[] AssignedVars[sumThread1of1ForFork0_x#1, sumThread1of1ForFork0_log_msg#1, sumThread1of1ForFork0_i#1, sumThread1of1ForFork0_thidvar0] 100#[L54, $Ultimate##0]true [62] $Ultimate##0-->L38: Formula: (= |v_sumThread1of1ForFork0_x#1_1| 0) InVars {} OutVars{sumThread1of1ForFork0_x#1=|v_sumThread1of1ForFork0_x#1_1|} AuxVars[] AssignedVars[sumThread1of1ForFork0_x#1] 102#[L54, L38]true [63] L38-->L39-1: Formula: (= |v_sumThread1of1ForFork0_i#1_1| 0) InVars {} OutVars{sumThread1of1ForFork0_i#1=|v_sumThread1of1ForFork0_i#1_1|} AuxVars[] AssignedVars[sumThread1of1ForFork0_i#1] 104#[L54, L39-1]true [2024-02-10 00:57:41,915 INFO L750 eck$LassoCheckResult]: Loop: 104#[L54, L39-1]true [65] L39-1-->L40: Formula: (< |v_sumThread1of1ForFork0_i#1_5| v_N_2) InVars {N=v_N_2, sumThread1of1ForFork0_i#1=|v_sumThread1of1ForFork0_i#1_5|} OutVars{N=v_N_2, sumThread1of1ForFork0_i#1=|v_sumThread1of1ForFork0_i#1_5|} AuxVars[] AssignedVars[] 107#[L54, L40]true [67] L40-->L41: Formula: (= |v_sumThread1of1ForFork0_x#1_4| (+ (select v_A_1 |v_sumThread1of1ForFork0_i#1_7|) |v_sumThread1of1ForFork0_x#1_3|)) InVars {A=v_A_1, sumThread1of1ForFork0_x#1=|v_sumThread1of1ForFork0_x#1_3|, sumThread1of1ForFork0_i#1=|v_sumThread1of1ForFork0_i#1_7|} OutVars{A=v_A_1, sumThread1of1ForFork0_x#1=|v_sumThread1of1ForFork0_x#1_4|, sumThread1of1ForFork0_i#1=|v_sumThread1of1ForFork0_i#1_7|} AuxVars[] AssignedVars[sumThread1of1ForFork0_x#1] 109#[L54, L41]true [68] L41-->L44: Formula: (= |v_sumThread1of1ForFork0_i#1_10| (+ |v_sumThread1of1ForFork0_i#1_9| 1)) InVars {sumThread1of1ForFork0_i#1=|v_sumThread1of1ForFork0_i#1_9|} OutVars{sumThread1of1ForFork0_i#1=|v_sumThread1of1ForFork0_i#1_10|} AuxVars[] AssignedVars[sumThread1of1ForFork0_i#1] 111#[L54, L44]true [69] L44-->L25: Formula: (= |v_sumThread1of1ForFork0_log_msg#1_1| |v_sumThread1of1ForFork0_i#1_13|) InVars {sumThread1of1ForFork0_i#1=|v_sumThread1of1ForFork0_i#1_13|} OutVars{sumThread1of1ForFork0_log_msg#1=|v_sumThread1of1ForFork0_log_msg#1_1|, sumThread1of1ForFork0_i#1=|v_sumThread1of1ForFork0_i#1_13|} AuxVars[] AssignedVars[sumThread1of1ForFork0_log_msg#1] 113#[L54, L25]true [70] L25-->L25-1: Formula: (and (= v_stdout_5 (store v_stdout_6 v_stdout_ptr_8 |v_sumThread1of1ForFork0_log_msg#1_3|)) (= (+ v_stdout_ptr_8 1) v_stdout_ptr_7)) InVars {stdout=v_stdout_6, stdout_ptr=v_stdout_ptr_8, sumThread1of1ForFork0_log_msg#1=|v_sumThread1of1ForFork0_log_msg#1_3|} OutVars{stdout=v_stdout_5, stdout_ptr=v_stdout_ptr_7, sumThread1of1ForFork0_log_msg#1=|v_sumThread1of1ForFork0_log_msg#1_3|} AuxVars[] AssignedVars[stdout, stdout_ptr] 115#[L54, L25-1]true [71] L25-1-->L45: Formula: true InVars {} OutVars{sumThread1of1ForFork0_log_msg#1=|v_sumThread1of1ForFork0_log_msg#1_5|} AuxVars[] AssignedVars[sumThread1of1ForFork0_log_msg#1] 117#[L54, L45]true [72] L45-->L25-2: Formula: (= |v_sumThread1of1ForFork0_log_msg#1_7| |v_sumThread1of1ForFork0_x#1_7|) InVars {sumThread1of1ForFork0_x#1=|v_sumThread1of1ForFork0_x#1_7|} OutVars{sumThread1of1ForFork0_x#1=|v_sumThread1of1ForFork0_x#1_7|, sumThread1of1ForFork0_log_msg#1=|v_sumThread1of1ForFork0_log_msg#1_7|} AuxVars[] AssignedVars[sumThread1of1ForFork0_log_msg#1] 119#[L54, L25-2]true [73] L25-2-->L25-3: Formula: (and (= (+ v_stdout_ptr_12 1) v_stdout_ptr_11) (= v_stdout_9 (store v_stdout_10 v_stdout_ptr_12 |v_sumThread1of1ForFork0_log_msg#1_9|))) InVars {stdout=v_stdout_10, stdout_ptr=v_stdout_ptr_12, sumThread1of1ForFork0_log_msg#1=|v_sumThread1of1ForFork0_log_msg#1_9|} OutVars{stdout=v_stdout_9, stdout_ptr=v_stdout_ptr_11, sumThread1of1ForFork0_log_msg#1=|v_sumThread1of1ForFork0_log_msg#1_9|} AuxVars[] AssignedVars[stdout, stdout_ptr] 121#[L54, L25-3]true [74] L25-3-->L39-1: Formula: true InVars {} OutVars{sumThread1of1ForFork0_log_msg#1=|v_sumThread1of1ForFork0_log_msg#1_11|} AuxVars[] AssignedVars[sumThread1of1ForFork0_log_msg#1] 104#[L54, L39-1]true [2024-02-10 00:57:41,922 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:57:41,922 INFO L85 PathProgramCache]: Analyzing trace with hash 155745, now seen corresponding path program 1 times [2024-02-10 00:57:41,929 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:57:41,930 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [853020387] [2024-02-10 00:57:41,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:57:41,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:57:42,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:57:42,005 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:57:42,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:57:42,023 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:57:42,025 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:57:42,025 INFO L85 PathProgramCache]: Analyzing trace with hash 1350191588, now seen corresponding path program 1 times [2024-02-10 00:57:42,025 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:57:42,026 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [203462423] [2024-02-10 00:57:42,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:57:42,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:57:42,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:57:42,040 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:57:42,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:57:42,049 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:57:42,051 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:57:42,051 INFO L85 PathProgramCache]: Analyzing trace with hash 1487820164, now seen corresponding path program 1 times [2024-02-10 00:57:42,052 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:57:42,052 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [174662969] [2024-02-10 00:57:42,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:57:42,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:57:42,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:57:42,069 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:57:42,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:57:42,078 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:57:42,217 INFO L210 LassoAnalysis]: Preferences: [2024-02-10 00:57:42,217 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-10 00:57:42,217 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-10 00:57:42,217 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-10 00:57:42,218 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2024-02-10 00:57:42,218 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:57:42,218 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-10 00:57:42,218 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-10 00:57:42,232 INFO L133 ssoRankerPreferences]: Filename of dumped script: array-sum-with-log-5threads.bpl_BEv2_Iteration1_Lasso [2024-02-10 00:57:42,232 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-10 00:57:42,232 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-10 00:57:42,246 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:57:42,253 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:57:42,297 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:57:42,367 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-10 00:57:42,370 INFO L490 LassoAnalysis]: Using template 'affine'. [2024-02-10 00:57:42,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:57:42,372 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:57:42,374 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:57:42,377 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 00:57:42,386 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:57:42,386 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:57:42,386 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:57:42,386 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:57:42,392 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:57:42,392 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:57:42,396 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-02-10 00:57:42,413 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:57:42,420 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2024-02-10 00:57:42,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:57:42,421 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:57:42,422 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:57:42,424 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-02-10 00:57:42,425 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 00:57:42,434 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:57:42,434 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:57:42,434 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:57:42,435 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:57:42,439 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:57:42,439 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:57:42,452 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:57:42,460 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2024-02-10 00:57:42,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:57:42,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:57:42,596 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:57:42,597 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-02-10 00:57:42,598 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 00:57:42,608 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:57:42,609 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-10 00:57:42,609 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:57:42,609 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:57:42,610 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:57:42,610 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-10 00:57:42,611 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-10 00:57:42,615 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:57:42,624 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2024-02-10 00:57:42,624 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:57:42,625 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:57:42,626 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:57:42,627 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-02-10 00:57:42,629 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 00:57:42,638 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:57:42,639 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-10 00:57:42,639 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:57:42,639 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:57:42,639 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:57:42,639 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-10 00:57:42,640 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-10 00:57:42,648 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:57:42,653 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2024-02-10 00:57:42,654 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:57:42,654 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:57:42,669 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:57:42,671 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 00:57:42,678 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-02-10 00:57:42,679 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:57:42,679 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:57:42,680 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:57:42,680 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:57:42,687 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:57:42,687 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:57:42,734 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-02-10 00:57:42,743 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2024-02-10 00:57:42,743 INFO L444 ModelExtractionUtils]: 6 out of 10 variables were initially zero. Simplification set additionally 1 variables to zero. [2024-02-10 00:57:42,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:57:42,745 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:57:42,748 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:57:42,750 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-02-10 00:57:42,758 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-02-10 00:57:42,769 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-02-10 00:57:42,769 INFO L513 LassoAnalysis]: Proved termination. [2024-02-10 00:57:42,770 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(sumThread1of1ForFork0_i#1, N) = -1*sumThread1of1ForFork0_i#1 + 1*N Supporting invariants [] [2024-02-10 00:57:42,775 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2024-02-10 00:57:42,782 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2024-02-10 00:57:42,803 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:57:42,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 00:57:42,816 INFO L262 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 2 conjunts are in the unsatisfiable core [2024-02-10 00:57:42,819 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 00:57:42,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 00:57:42,855 INFO L262 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 4 conjunts are in the unsatisfiable core [2024-02-10 00:57:42,857 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 00:57:42,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-10 00:57:43,011 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2024-02-10 00:57:43,014 INFO L162 BuchiComplementFKV]: Start buchiComplementFKV with optimization HEIMAT2. Operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 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) [2024-02-10 00:57:43,274 INFO L171 BuchiComplementFKV]: Finished buchiComplementFKV with optimization HEIMAT2. Operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 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) Result 9 states and 1128 transitions.6 powerset states3 rank states. The highest rank that occured is 1 [2024-02-10 00:57:43,275 INFO L89 BuchiIntersect]: Starting Intersection [2024-02-10 00:57:43,275 INFO L112 BuchiIntersect]: use intersection optimizations [2024-02-10 00:57:43,277 INFO L63 sectAllAcceptingtNet]: Starting Intersection with all accepting Petri Net [2024-02-10 00:57:43,344 INFO L72 sectAllAcceptingtNet]: Exiting Intersection with all accepting Petri Net [2024-02-10 00:57:43,344 INFO L99 BuchiIntersect]: Exiting Intersection [2024-02-10 00:57:43,348 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2024-02-10 00:57:43,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-02-10 00:57:43,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 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) [2024-02-10 00:57:43,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 434 transitions. [2024-02-10 00:57:43,368 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 434 transitions. Stem has 3 letters. Loop has 9 letters. [2024-02-10 00:57:43,369 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 00:57:43,369 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 434 transitions. Stem has 12 letters. Loop has 9 letters. [2024-02-10 00:57:43,369 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 00:57:43,369 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 434 transitions. Stem has 3 letters. Loop has 18 letters. [2024-02-10 00:57:43,370 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 00:57:43,370 INFO L428 stractBuchiCegarLoop]: Abstraction has has 98 places, 998 transitions, 4367 flow [2024-02-10 00:57:43,370 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-02-10 00:57:43,370 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 98 places, 998 transitions, 4367 flow [2024-02-10 00:57:46,521 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-10 00:57:46,521 INFO L124 PetriNetUnfolderBase]: 23615/27672 cut-off events. [2024-02-10 00:57:46,521 INFO L125 PetriNetUnfolderBase]: For 2092/2092 co-relation queries the response was YES. [2024-02-10 00:57:46,521 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is not empty [2024-02-10 00:57:46,524 INFO L748 eck$LassoCheckResult]: Stem: 98#[$Ultimate##0]true [129] $Ultimate##0-->$Ultimate##0: Formula: (= v_sumThread1of1ForFork0_thidvar0_2 1) InVars {} OutVars{sumThread1of1ForFork0_x#1=|v_sumThread1of1ForFork0_x#1_10|, sumThread1of1ForFork0_log_msg#1=|v_sumThread1of1ForFork0_log_msg#1_14|, sumThread1of1ForFork0_i#1=|v_sumThread1of1ForFork0_i#1_16|, sumThread1of1ForFork0_thidvar0=v_sumThread1of1ForFork0_thidvar0_2} AuxVars[] AssignedVars[sumThread1of1ForFork0_x#1, sumThread1of1ForFork0_log_msg#1, sumThread1of1ForFork0_i#1, sumThread1of1ForFork0_thidvar0] 100#[L54, $Ultimate##0]true [132] L54-->$Ultimate##0: Formula: (and (= 2 v_sumThread1of1ForFork1_thidvar1_2) (= 2 v_sumThread1of1ForFork1_thidvar0_2)) InVars {} OutVars{sumThread1of1ForFork1_x#1=|v_sumThread1of1ForFork1_x#1_10|, sumThread1of1ForFork1_log_msg#1=|v_sumThread1of1ForFork1_log_msg#1_14|, sumThread1of1ForFork1_thidvar0=v_sumThread1of1ForFork1_thidvar0_2, sumThread1of1ForFork1_i#1=|v_sumThread1of1ForFork1_i#1_16|, sumThread1of1ForFork1_thidvar1=v_sumThread1of1ForFork1_thidvar1_2} AuxVars[] AssignedVars[sumThread1of1ForFork1_x#1, sumThread1of1ForFork1_log_msg#1, sumThread1of1ForFork1_thidvar0, sumThread1of1ForFork1_i#1, sumThread1of1ForFork1_thidvar1] 206#[$Ultimate##0, $Ultimate##0, L55]true [101] $Ultimate##0-->L38: Formula: (= |v_sumThread1of1ForFork1_x#1_1| 0) InVars {} OutVars{sumThread1of1ForFork1_x#1=|v_sumThread1of1ForFork1_x#1_1|} AuxVars[] AssignedVars[sumThread1of1ForFork1_x#1] 208#[L38, $Ultimate##0, L55]true [102] L38-->L39-1: Formula: (= |v_sumThread1of1ForFork1_i#1_1| 0) InVars {} OutVars{sumThread1of1ForFork1_i#1=|v_sumThread1of1ForFork1_i#1_1|} AuxVars[] AssignedVars[sumThread1of1ForFork1_i#1] 210#[L39-1, $Ultimate##0, L55]true [2024-02-10 00:57:46,524 INFO L750 eck$LassoCheckResult]: Loop: 210#[L39-1, $Ultimate##0, L55]true [104] L39-1-->L40: Formula: (< |v_sumThread1of1ForFork1_i#1_5| v_N_2) InVars {sumThread1of1ForFork1_i#1=|v_sumThread1of1ForFork1_i#1_5|, N=v_N_2} OutVars{sumThread1of1ForFork1_i#1=|v_sumThread1of1ForFork1_i#1_5|, N=v_N_2} AuxVars[] AssignedVars[] 213#[L40, $Ultimate##0, L55]true [106] L40-->L41: Formula: (= (+ (select v_A_1 |v_sumThread1of1ForFork1_i#1_7|) |v_sumThread1of1ForFork1_x#1_3|) |v_sumThread1of1ForFork1_x#1_4|) InVars {A=v_A_1, sumThread1of1ForFork1_x#1=|v_sumThread1of1ForFork1_x#1_3|, sumThread1of1ForFork1_i#1=|v_sumThread1of1ForFork1_i#1_7|} OutVars{A=v_A_1, sumThread1of1ForFork1_x#1=|v_sumThread1of1ForFork1_x#1_4|, sumThread1of1ForFork1_i#1=|v_sumThread1of1ForFork1_i#1_7|} AuxVars[] AssignedVars[sumThread1of1ForFork1_x#1] 215#[L41, $Ultimate##0, L55]true [107] L41-->L44: Formula: (= (+ |v_sumThread1of1ForFork1_i#1_9| 1) |v_sumThread1of1ForFork1_i#1_10|) InVars {sumThread1of1ForFork1_i#1=|v_sumThread1of1ForFork1_i#1_9|} OutVars{sumThread1of1ForFork1_i#1=|v_sumThread1of1ForFork1_i#1_10|} AuxVars[] AssignedVars[sumThread1of1ForFork1_i#1] 217#[$Ultimate##0, L44, L55]true [108] L44-->L25: Formula: (= |v_sumThread1of1ForFork1_i#1_13| |v_sumThread1of1ForFork1_log_msg#1_1|) InVars {sumThread1of1ForFork1_i#1=|v_sumThread1of1ForFork1_i#1_13|} OutVars{sumThread1of1ForFork1_log_msg#1=|v_sumThread1of1ForFork1_log_msg#1_1|, sumThread1of1ForFork1_i#1=|v_sumThread1of1ForFork1_i#1_13|} AuxVars[] AssignedVars[sumThread1of1ForFork1_log_msg#1] 219#[L25, $Ultimate##0, L55]true [109] L25-->L25-1: Formula: (and (= (+ v_stdout_ptr_8 1) v_stdout_ptr_7) (= (store v_stdout_6 v_stdout_ptr_8 |v_sumThread1of1ForFork1_log_msg#1_3|) v_stdout_5)) InVars {stdout=v_stdout_6, stdout_ptr=v_stdout_ptr_8, sumThread1of1ForFork1_log_msg#1=|v_sumThread1of1ForFork1_log_msg#1_3|} OutVars{stdout=v_stdout_5, stdout_ptr=v_stdout_ptr_7, sumThread1of1ForFork1_log_msg#1=|v_sumThread1of1ForFork1_log_msg#1_3|} AuxVars[] AssignedVars[stdout, stdout_ptr] 221#[L25-1, $Ultimate##0, L55]true [110] L25-1-->L45: Formula: true InVars {} OutVars{sumThread1of1ForFork1_log_msg#1=|v_sumThread1of1ForFork1_log_msg#1_5|} AuxVars[] AssignedVars[sumThread1of1ForFork1_log_msg#1] 223#[L45, $Ultimate##0, L55]true [111] L45-->L25-2: Formula: (= |v_sumThread1of1ForFork1_x#1_7| |v_sumThread1of1ForFork1_log_msg#1_7|) InVars {sumThread1of1ForFork1_x#1=|v_sumThread1of1ForFork1_x#1_7|} OutVars{sumThread1of1ForFork1_log_msg#1=|v_sumThread1of1ForFork1_log_msg#1_7|, sumThread1of1ForFork1_x#1=|v_sumThread1of1ForFork1_x#1_7|} AuxVars[] AssignedVars[sumThread1of1ForFork1_log_msg#1] 225#[L25-2, $Ultimate##0, L55]true [112] L25-2-->L25-3: Formula: (and (= (+ v_stdout_ptr_12 1) v_stdout_ptr_11) (= v_stdout_9 (store v_stdout_10 v_stdout_ptr_12 |v_sumThread1of1ForFork1_log_msg#1_9|))) InVars {stdout=v_stdout_10, stdout_ptr=v_stdout_ptr_12, sumThread1of1ForFork1_log_msg#1=|v_sumThread1of1ForFork1_log_msg#1_9|} OutVars{stdout=v_stdout_9, stdout_ptr=v_stdout_ptr_11, sumThread1of1ForFork1_log_msg#1=|v_sumThread1of1ForFork1_log_msg#1_9|} AuxVars[] AssignedVars[stdout, stdout_ptr] 227#[L25-3, $Ultimate##0, L55]true [113] L25-3-->L39-1: Formula: true InVars {} OutVars{sumThread1of1ForFork1_log_msg#1=|v_sumThread1of1ForFork1_log_msg#1_11|} AuxVars[] AssignedVars[sumThread1of1ForFork1_log_msg#1] 210#[L39-1, $Ultimate##0, L55]true [2024-02-10 00:57:46,525 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:57:46,526 INFO L85 PathProgramCache]: Analyzing trace with hash 4896645, now seen corresponding path program 1 times [2024-02-10 00:57:46,526 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:57:46,526 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1796614267] [2024-02-10 00:57:46,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:57:46,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:57:46,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:57:46,536 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:57:46,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:57:46,542 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:57:46,542 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:57:46,542 INFO L85 PathProgramCache]: Analyzing trace with hash 235730571, now seen corresponding path program 1 times [2024-02-10 00:57:46,543 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:57:46,543 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [324265105] [2024-02-10 00:57:46,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:57:46,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:57:46,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:57:46,567 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:57:46,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:57:46,573 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:57:46,573 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:57:46,574 INFO L85 PathProgramCache]: Analyzing trace with hash 918451079, now seen corresponding path program 1 times [2024-02-10 00:57:46,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:57:46,574 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [372311308] [2024-02-10 00:57:46,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:57:46,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:57:46,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:57:46,586 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:57:46,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:57:46,593 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:57:46,652 INFO L210 LassoAnalysis]: Preferences: [2024-02-10 00:57:46,652 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-10 00:57:46,652 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-10 00:57:46,652 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-10 00:57:46,652 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2024-02-10 00:57:46,652 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:57:46,652 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-10 00:57:46,654 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-10 00:57:46,654 INFO L133 ssoRankerPreferences]: Filename of dumped script: array-sum-with-log-5threads.bpl_BEv2_Iteration2_Lasso [2024-02-10 00:57:46,654 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-10 00:57:46,654 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-10 00:57:46,657 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:57:46,659 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:57:46,661 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:57:46,663 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:57:46,681 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:57:46,684 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:57:46,686 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:57:46,687 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:57:46,767 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-10 00:57:46,767 INFO L490 LassoAnalysis]: Using template 'affine'. [2024-02-10 00:57:46,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:57:46,767 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:57:46,768 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:57:46,770 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-02-10 00:57:46,771 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 00:57:46,778 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:57:46,778 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-10 00:57:46,778 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:57:46,778 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:57:46,778 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:57:46,779 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-10 00:57:46,779 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-10 00:57:46,789 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:57:46,793 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2024-02-10 00:57:46,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:57:46,794 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:57:46,795 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:57:46,796 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-02-10 00:57:46,798 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 00:57:46,805 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:57:46,806 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:57:46,806 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:57:46,806 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:57:46,808 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:57:46,808 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:57:46,822 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:57:46,844 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2024-02-10 00:57:46,845 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:57:46,846 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:57:46,848 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:57:46,854 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 00:57:46,863 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:57:46,863 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:57:46,863 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:57:46,863 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:57:46,865 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:57:46,865 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:57:46,868 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-02-10 00:57:46,870 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:57:46,876 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2024-02-10 00:57:46,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:57:46,877 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:57:46,893 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:57:46,938 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-02-10 00:57:46,943 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 00:57:46,950 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:57:46,950 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-10 00:57:46,950 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:57:46,950 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:57:46,950 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:57:46,951 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-10 00:57:46,951 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-10 00:57:46,960 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:57:46,966 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2024-02-10 00:57:46,966 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:57:46,966 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:57:46,967 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:57:46,971 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-02-10 00:57:46,972 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 00:57:46,979 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:57:46,979 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-10 00:57:46,979 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:57:46,979 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:57:46,979 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:57:46,980 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-10 00:57:46,980 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-10 00:57:47,004 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:57:47,014 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-02-10 00:57:47,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:57:47,015 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:57:47,016 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:57:47,018 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-02-10 00:57:47,018 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 00:57:47,026 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:57:47,026 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:57:47,026 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:57:47,026 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:57:47,029 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:57:47,029 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:57:47,043 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:57:47,049 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2024-02-10 00:57:47,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:57:47,049 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:57:47,050 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:57:47,054 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 00:57:47,060 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:57:47,061 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:57:47,061 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:57:47,061 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:57:47,064 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:57:47,064 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:57:47,068 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-02-10 00:57:47,075 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-02-10 00:57:47,078 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-02-10 00:57:47,078 INFO L444 ModelExtractionUtils]: 7 out of 10 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-02-10 00:57:47,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:57:47,078 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:57:47,079 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:57:47,082 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-02-10 00:57:47,082 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-02-10 00:57:47,105 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-02-10 00:57:47,105 INFO L513 LassoAnalysis]: Proved termination. [2024-02-10 00:57:47,105 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(sumThread1of1ForFork1_i#1, N) = -1*sumThread1of1ForFork1_i#1 + 1*N Supporting invariants [] [2024-02-10 00:57:47,109 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2024-02-10 00:57:47,111 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2024-02-10 00:57:47,121 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:57:47,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 00:57:47,127 INFO L262 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 2 conjunts are in the unsatisfiable core [2024-02-10 00:57:47,129 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 00:57:47,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 00:57:47,142 INFO L262 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 4 conjunts are in the unsatisfiable core [2024-02-10 00:57:47,143 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 00:57:47,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-10 00:57:47,215 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2024-02-10 00:57:47,215 INFO L162 BuchiComplementFKV]: Start buchiComplementFKV with optimization HEIMAT2. Operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 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) [2024-02-10 00:57:47,394 INFO L171 BuchiComplementFKV]: Finished buchiComplementFKV with optimization HEIMAT2. Operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 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) Result 9 states and 1128 transitions.6 powerset states3 rank states. The highest rank that occured is 1 [2024-02-10 00:57:47,395 INFO L89 BuchiIntersect]: Starting Intersection [2024-02-10 00:57:47,395 INFO L112 BuchiIntersect]: use intersection optimizations [2024-02-10 00:57:47,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states and 1128 transitions. [2024-02-10 00:57:47,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1128 transitions. [2024-02-10 00:57:47,415 INFO L79 tersectStemOptimized]: Starting StemOptimized Intersection [2024-02-10 00:57:47,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states and 1128 transitions. [2024-02-10 00:57:47,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1128 transitions. [2024-02-10 00:57:47,567 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2024-02-10 00:57:47,961 INFO L90 tersectStemOptimized]: Exiting StemOptimized Intersection [2024-02-10 00:57:47,962 INFO L99 BuchiIntersect]: Exiting Intersection [2024-02-10 00:57:47,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-02-10 00:57:47,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 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) [2024-02-10 00:57:47,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 434 transitions. [2024-02-10 00:57:47,964 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 434 transitions. Stem has 4 letters. Loop has 9 letters. [2024-02-10 00:57:47,964 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 00:57:47,964 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 434 transitions. Stem has 13 letters. Loop has 9 letters. [2024-02-10 00:57:47,965 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 00:57:47,965 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 434 transitions. Stem has 4 letters. Loop has 18 letters. [2024-02-10 00:57:47,965 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 00:57:47,965 INFO L428 stractBuchiCegarLoop]: Abstraction has has 111 places, 16667 transitions, 106104 flow [2024-02-10 00:57:47,965 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-02-10 00:57:47,965 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 111 places, 16667 transitions, 106104 flow