./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe013_tso.i --full-output --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking IA --traceabstraction.criterion.for.conditional.commutativity.checking LOOP -tc /storage/repos/ultimate/releaseScripts/default/benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b86fb0b7 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReach.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe013_tso.i -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0cdeed82108b12e5d5525e3abe542fd48b9a422ac7475147d5db7c8538ce4dc0 --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking IA --traceabstraction.criterion.for.conditional.commutativity.checking LOOP -tc /storage/repos/ultimate/releaseScripts/default/benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.conditional-comm-b86fb0b-m [2024-10-18 15:37:33,381 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-18 15:37:33,458 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-10-18 15:37:33,462 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-18 15:37:33,465 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-18 15:37:33,494 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-18 15:37:33,494 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-18 15:37:33,494 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-18 15:37:33,495 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-18 15:37:33,495 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-18 15:37:33,496 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-18 15:37:33,496 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-18 15:37:33,496 INFO L153 SettingsManager]: * Use SBE=true [2024-10-18 15:37:33,497 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-18 15:37:33,497 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-18 15:37:33,497 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-18 15:37:33,497 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-18 15:37:33,498 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-18 15:37:33,498 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-18 15:37:33,498 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-18 15:37:33,499 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-18 15:37:33,502 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-18 15:37:33,503 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-18 15:37:33,503 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-18 15:37:33,503 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-18 15:37:33,504 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-18 15:37:33,504 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-18 15:37:33,504 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-18 15:37:33,504 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-18 15:37:33,505 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-18 15:37:33,505 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-18 15:37:33,505 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-18 15:37:33,505 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-18 15:37:33,505 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-10-18 15:37:33,506 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-18 15:37:33,506 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-18 15:37:33,506 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-10-18 15:37:33,506 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-18 15:37:33,507 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-18 15:37:33,507 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-10-18 15:37:33,507 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-10-18 15:37:33,507 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0cdeed82108b12e5d5525e3abe542fd48b9a422ac7475147d5db7c8538ce4dc0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> IA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> LOOP [2024-10-18 15:37:33,699 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-18 15:37:33,718 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-18 15:37:33,720 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-18 15:37:33,721 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-18 15:37:33,722 INFO L274 PluginConnector]: CDTParser initialized [2024-10-18 15:37:33,723 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe013_tso.i [2024-10-18 15:37:35,066 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-18 15:37:35,256 INFO L384 CDTParser]: Found 1 translation units. [2024-10-18 15:37:35,257 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe013_tso.i [2024-10-18 15:37:35,273 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/80abd3cf8/0fab3d288c7640ed8591195d619e3d29/FLAGd826a1c55 [2024-10-18 15:37:35,284 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/80abd3cf8/0fab3d288c7640ed8591195d619e3d29 [2024-10-18 15:37:35,286 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-18 15:37:35,287 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-18 15:37:35,288 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-18 15:37:35,288 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-18 15:37:35,292 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-18 15:37:35,292 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.10 03:37:35" (1/1) ... [2024-10-18 15:37:35,293 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57db3795 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 03:37:35, skipping insertion in model container [2024-10-18 15:37:35,293 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.10 03:37:35" (1/1) ... [2024-10-18 15:37:35,331 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-18 15:37:35,561 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe013_tso.i[945,958] [2024-10-18 15:37:35,710 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-18 15:37:35,718 INFO L200 MainTranslator]: Completed pre-run [2024-10-18 15:37:35,729 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe013_tso.i[945,958] [2024-10-18 15:37:35,759 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-18 15:37:35,796 INFO L204 MainTranslator]: Completed translation [2024-10-18 15:37:35,796 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 03:37:35 WrapperNode [2024-10-18 15:37:35,796 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-18 15:37:35,797 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-18 15:37:35,797 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-18 15:37:35,797 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-18 15:37:35,802 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 03:37:35" (1/1) ... [2024-10-18 15:37:35,816 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 03:37:35" (1/1) ... [2024-10-18 15:37:35,833 INFO L138 Inliner]: procedures = 175, calls = 43, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 58 [2024-10-18 15:37:35,834 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-18 15:37:35,835 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-18 15:37:35,835 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-18 15:37:35,835 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-18 15:37:35,842 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 03:37:35" (1/1) ... [2024-10-18 15:37:35,842 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 03:37:35" (1/1) ... [2024-10-18 15:37:35,848 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 03:37:35" (1/1) ... [2024-10-18 15:37:35,849 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 03:37:35" (1/1) ... [2024-10-18 15:37:35,856 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 03:37:35" (1/1) ... [2024-10-18 15:37:35,857 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 03:37:35" (1/1) ... [2024-10-18 15:37:35,858 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 03:37:35" (1/1) ... [2024-10-18 15:37:35,862 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 03:37:35" (1/1) ... [2024-10-18 15:37:35,863 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-18 15:37:35,865 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-18 15:37:35,868 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-18 15:37:35,868 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-18 15:37:35,869 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 03:37:35" (1/1) ... [2024-10-18 15:37:35,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-18 15:37:35,887 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 15:37:35,904 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-10-18 15:37:35,910 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-10-18 15:37:35,952 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-10-18 15:37:35,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-18 15:37:35,952 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-10-18 15:37:35,952 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-10-18 15:37:35,952 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-10-18 15:37:35,952 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-10-18 15:37:35,953 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-10-18 15:37:35,953 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-10-18 15:37:35,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-18 15:37:35,953 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-10-18 15:37:35,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-18 15:37:35,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-18 15:37:35,955 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-18 15:37:36,068 INFO L238 CfgBuilder]: Building ICFG [2024-10-18 15:37:36,070 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-18 15:37:36,190 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-18 15:37:36,191 INFO L287 CfgBuilder]: Performing block encoding [2024-10-18 15:37:36,256 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-18 15:37:36,256 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-18 15:37:36,257 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.10 03:37:36 BoogieIcfgContainer [2024-10-18 15:37:36,257 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-18 15:37:36,261 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-18 15:37:36,262 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-18 15:37:36,264 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-18 15:37:36,267 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.10 03:37:35" (1/3) ... [2024-10-18 15:37:36,268 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10db0e1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.10 03:37:36, skipping insertion in model container [2024-10-18 15:37:36,269 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 03:37:35" (2/3) ... [2024-10-18 15:37:36,269 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10db0e1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.10 03:37:36, skipping insertion in model container [2024-10-18 15:37:36,269 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.10 03:37:36" (3/3) ... [2024-10-18 15:37:36,270 INFO L112 eAbstractionObserver]: Analyzing ICFG safe013_tso.i [2024-10-18 15:37:36,284 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-18 15:37:36,285 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-18 15:37:36,285 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-18 15:37:36,323 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-10-18 15:37:36,358 INFO L106 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-18 15:37:36,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-18 15:37:36,359 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 15:37:36,360 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-10-18 15:37:36,362 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-10-18 15:37:36,431 INFO L194 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-18 15:37:36,444 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 15:37:36,446 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-10-18 15:37:36,451 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@67b5c656, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=IA, mConComCheckerCriterion=LOOP, mConComCheckerTraceCheckMode=GENERATOR, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-10-18 15:37:36,451 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-10-18 15:37:37,002 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-18 15:37:37,003 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 15:37:37,003 INFO L85 PathProgramCache]: Analyzing trace with hash 110190927, now seen corresponding path program 1 times [2024-10-18 15:37:37,010 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 15:37:37,011 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1658397112] [2024-10-18 15:37:37,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 15:37:37,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 15:37:37,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 15:37:37,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 15:37:37,379 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 15:37:37,379 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1658397112] [2024-10-18 15:37:37,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1658397112] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-18 15:37:37,380 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-18 15:37:37,380 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-18 15:37:37,381 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1624466164] [2024-10-18 15:37:37,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-18 15:37:37,385 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-18 15:37:37,385 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 15:37:37,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-18 15:37:37,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-10-18 15:37:37,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 15:37:37,414 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 15:37:37,415 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 5 states have internal predecessors, (26), 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) [2024-10-18 15:37:37,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 15:37:37,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 15:37:37,674 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-18 15:37:37,674 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-18 15:37:37,675 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 15:37:37,675 INFO L85 PathProgramCache]: Analyzing trace with hash 2044322924, now seen corresponding path program 1 times [2024-10-18 15:37:37,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 15:37:37,676 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [10258528] [2024-10-18 15:37:37,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 15:37:37,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 15:37:37,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 15:37:37,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 15:37:37,910 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 15:37:37,910 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [10258528] [2024-10-18 15:37:37,910 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [10258528] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-18 15:37:37,910 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-18 15:37:37,911 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-18 15:37:37,911 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [676008245] [2024-10-18 15:37:37,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-18 15:37:37,912 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-18 15:37:37,912 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 15:37:37,942 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-18 15:37:37,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-18 15:37:37,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 15:37:37,944 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 15:37:37,945 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 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) [2024-10-18 15:37:37,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-18 15:37:37,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 15:37:38,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 15:37:38,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 15:37:38,510 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-18 15:37:38,511 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-18 15:37:38,511 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 15:37:38,511 INFO L85 PathProgramCache]: Analyzing trace with hash 1761553406, now seen corresponding path program 2 times [2024-10-18 15:37:38,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 15:37:38,512 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2123641490] [2024-10-18 15:37:38,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 15:37:38,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 15:37:38,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 15:37:38,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 15:37:38,653 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 15:37:38,653 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2123641490] [2024-10-18 15:37:38,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2123641490] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-18 15:37:38,653 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-18 15:37:38,653 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-18 15:37:38,654 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1575035288] [2024-10-18 15:37:38,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-18 15:37:38,654 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-18 15:37:38,654 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 15:37:38,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-18 15:37:38,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-18 15:37:38,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 15:37:38,708 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 15:37:38,709 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 5 states have internal predecessors, (32), 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) [2024-10-18 15:37:38,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-18 15:37:38,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-18 15:37:38,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 15:37:38,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 15:37:38,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 15:37:38,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 15:37:38,892 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-18 15:37:38,892 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-18 15:37:38,893 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 15:37:38,893 INFO L85 PathProgramCache]: Analyzing trace with hash -1547534396, now seen corresponding path program 3 times [2024-10-18 15:37:38,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 15:37:38,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1210760437] [2024-10-18 15:37:38,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 15:37:38,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 15:37:38,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 15:37:38,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 15:37:38,996 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 15:37:38,996 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1210760437] [2024-10-18 15:37:38,996 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1210760437] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-18 15:37:38,996 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-18 15:37:38,997 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-18 15:37:38,997 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [768597227] [2024-10-18 15:37:38,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-18 15:37:38,997 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-18 15:37:38,997 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 15:37:39,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-18 15:37:39,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-18 15:37:39,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 15:37:39,080 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 15:37:39,080 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 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) [2024-10-18 15:37:39,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-18 15:37:39,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-18 15:37:39,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-18 15:37:39,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 15:37:39,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 15:37:39,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 15:37:39,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 15:37:39,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-18 15:37:39,222 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-10-18 15:37:39,222 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-10-18 15:37:39,223 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-10-18 15:37:39,223 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-10-18 15:37:39,223 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-18 15:37:39,228 INFO L414 BasicCegarLoop]: Path program histogram: [3, 1] [2024-10-18 15:37:39,230 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-10-18 15:37:39,230 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-18 15:37:39,233 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.10 03:37:39 BasicIcfg [2024-10-18 15:37:39,233 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-18 15:37:39,233 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-18 15:37:39,234 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-18 15:37:39,234 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-18 15:37:39,234 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.10 03:37:36" (3/4) ... [2024-10-18 15:37:39,235 INFO L139 WitnessPrinter]: Generating witness for correct program [2024-10-18 15:37:39,238 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P0 [2024-10-18 15:37:39,238 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P1 [2024-10-18 15:37:39,238 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P2 [2024-10-18 15:37:39,241 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 36 nodes and edges [2024-10-18 15:37:39,241 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-10-18 15:37:39,241 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-10-18 15:37:39,241 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-10-18 15:37:39,302 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/witness.graphml [2024-10-18 15:37:39,302 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/witness.yml [2024-10-18 15:37:39,302 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-18 15:37:39,303 INFO L158 Benchmark]: Toolchain (without parser) took 4016.12ms. Allocated memory was 180.4MB in the beginning and 253.8MB in the end (delta: 73.4MB). Free memory was 109.0MB in the beginning and 194.3MB in the end (delta: -85.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-18 15:37:39,303 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 180.4MB. Free memory is still 141.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-18 15:37:39,303 INFO L158 Benchmark]: CACSL2BoogieTranslator took 508.88ms. Allocated memory is still 180.4MB. Free memory was 108.9MB in the beginning and 137.5MB in the end (delta: -28.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-10-18 15:37:39,304 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.35ms. Allocated memory is still 180.4MB. Free memory was 137.5MB in the beginning and 135.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-18 15:37:39,304 INFO L158 Benchmark]: Boogie Preprocessor took 28.96ms. Allocated memory is still 180.4MB. Free memory was 135.4MB in the beginning and 134.5MB in the end (delta: 877.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-18 15:37:39,304 INFO L158 Benchmark]: RCFGBuilder took 395.50ms. Allocated memory is still 180.4MB. Free memory was 133.9MB in the beginning and 115.1MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-10-18 15:37:39,304 INFO L158 Benchmark]: TraceAbstraction took 2971.51ms. Allocated memory was 180.4MB in the beginning and 253.8MB in the end (delta: 73.4MB). Free memory was 113.6MB in the beginning and 198.5MB in the end (delta: -84.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-18 15:37:39,304 INFO L158 Benchmark]: Witness Printer took 69.13ms. Allocated memory is still 253.8MB. Free memory was 198.5MB in the beginning and 194.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-18 15:37:39,305 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 180.4MB. Free memory is still 141.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 508.88ms. Allocated memory is still 180.4MB. Free memory was 108.9MB in the beginning and 137.5MB in the end (delta: -28.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.35ms. Allocated memory is still 180.4MB. Free memory was 137.5MB in the beginning and 135.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.96ms. Allocated memory is still 180.4MB. Free memory was 135.4MB in the beginning and 134.5MB in the end (delta: 877.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 395.50ms. Allocated memory is still 180.4MB. Free memory was 133.9MB in the beginning and 115.1MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 2971.51ms. Allocated memory was 180.4MB in the beginning and 253.8MB in the end (delta: 73.4MB). Free memory was 113.6MB in the beginning and 198.5MB in the end (delta: -84.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 69.13ms. Allocated memory is still 253.8MB. Free memory was 198.5MB in the beginning and 194.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 10109, independent: 9909, independent conditional: 9220, independent unconditional: 689, dependent: 200, dependent conditional: 181, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 10109, independent: 9909, independent conditional: 9220, independent unconditional: 689, dependent: 200, dependent conditional: 181, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 10109, independent: 9909, independent conditional: 9220, independent unconditional: 689, dependent: 200, dependent conditional: 181, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 10109, independent: 9909, independent conditional: 9220, independent unconditional: 689, dependent: 200, dependent conditional: 181, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11563, independent: 9909, independent conditional: 9220, independent unconditional: 689, dependent: 1654, dependent conditional: 1616, dependent unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 11563, independent: 9909, independent conditional: 412, independent unconditional: 9497, dependent: 1654, dependent conditional: 50, dependent unconditional: 1604, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 11563, independent: 9909, independent conditional: 412, independent unconditional: 9497, dependent: 1654, dependent conditional: 50, dependent unconditional: 1604, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 728, independent: 702, independent conditional: 13, independent unconditional: 689, dependent: 26, dependent conditional: 7, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 728, independent: 681, independent conditional: 0, independent unconditional: 681, dependent: 47, dependent conditional: 0, dependent unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 47, independent: 21, independent conditional: 13, independent unconditional: 8, dependent: 26, dependent conditional: 7, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 47, independent: 21, independent conditional: 13, independent unconditional: 8, dependent: 26, dependent conditional: 7, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1077, independent: 404, independent conditional: 260, independent unconditional: 144, dependent: 673, dependent conditional: 109, dependent unconditional: 564, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 11563, independent: 9207, independent conditional: 399, independent unconditional: 8808, dependent: 1628, dependent conditional: 43, dependent unconditional: 1585, unknown: 728, unknown conditional: 20, unknown unconditional: 708] , Statistics on independence cache: Total cache size (in pairs): 728, Positive cache size: 702, Positive conditional cache size: 13, Positive unconditional cache size: 689, Negative cache size: 26, Negative conditional cache size: 7, Negative unconditional cache size: 19, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 10374, Maximal queried relation: 4, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11563, independent: 9909, independent conditional: 9220, independent unconditional: 689, dependent: 1654, dependent conditional: 1616, dependent unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 11563, independent: 9909, independent conditional: 412, independent unconditional: 9497, dependent: 1654, dependent conditional: 50, dependent unconditional: 1604, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 11563, independent: 9909, independent conditional: 412, independent unconditional: 9497, dependent: 1654, dependent conditional: 50, dependent unconditional: 1604, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 728, independent: 702, independent conditional: 13, independent unconditional: 689, dependent: 26, dependent conditional: 7, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 728, independent: 681, independent conditional: 0, independent unconditional: 681, dependent: 47, dependent conditional: 0, dependent unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 47, independent: 21, independent conditional: 13, independent unconditional: 8, dependent: 26, dependent conditional: 7, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 47, independent: 21, independent conditional: 13, independent unconditional: 8, dependent: 26, dependent conditional: 7, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1077, independent: 404, independent conditional: 260, independent unconditional: 144, dependent: 673, dependent conditional: 109, dependent unconditional: 564, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 11563, independent: 9207, independent conditional: 399, independent unconditional: 8808, dependent: 1628, dependent conditional: 43, dependent unconditional: 1585, unknown: 728, unknown conditional: 20, unknown unconditional: 708] , Statistics on independence cache: Total cache size (in pairs): 728, Positive cache size: 702, Positive conditional cache size: 13, Positive unconditional cache size: 689, Negative cache size: 26, Negative conditional cache size: 7, Negative unconditional cache size: 19, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 10374 ], Independence queries for same thread: 0, Persistent sets #1 benchmarks: Persistent set computation time: 0.8s, Number of persistent set computation: 701, Number of trivial persistent sets: 385, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 708, independent: 689, independent conditional: 0, independent unconditional: 689, dependent: 19, dependent conditional: 0, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 10109, independent: 9909, independent conditional: 9220, independent unconditional: 689, dependent: 200, dependent conditional: 181, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 10109, independent: 9909, independent conditional: 9220, independent unconditional: 689, dependent: 200, dependent conditional: 181, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 10109, independent: 9909, independent conditional: 9220, independent unconditional: 689, dependent: 200, dependent conditional: 181, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 10109, independent: 9909, independent conditional: 9220, independent unconditional: 689, dependent: 200, dependent conditional: 181, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11563, independent: 9909, independent conditional: 9220, independent unconditional: 689, dependent: 1654, dependent conditional: 1616, dependent unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 11563, independent: 9909, independent conditional: 412, independent unconditional: 9497, dependent: 1654, dependent conditional: 50, dependent unconditional: 1604, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 11563, independent: 9909, independent conditional: 412, independent unconditional: 9497, dependent: 1654, dependent conditional: 50, dependent unconditional: 1604, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 728, independent: 702, independent conditional: 13, independent unconditional: 689, dependent: 26, dependent conditional: 7, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 728, independent: 681, independent conditional: 0, independent unconditional: 681, dependent: 47, dependent conditional: 0, dependent unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 47, independent: 21, independent conditional: 13, independent unconditional: 8, dependent: 26, dependent conditional: 7, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 47, independent: 21, independent conditional: 13, independent unconditional: 8, dependent: 26, dependent conditional: 7, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1077, independent: 404, independent conditional: 260, independent unconditional: 144, dependent: 673, dependent conditional: 109, dependent unconditional: 564, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 11563, independent: 9207, independent conditional: 399, independent unconditional: 8808, dependent: 1628, dependent conditional: 43, dependent unconditional: 1585, unknown: 728, unknown conditional: 20, unknown unconditional: 708] , Statistics on independence cache: Total cache size (in pairs): 728, Positive cache size: 702, Positive conditional cache size: 13, Positive unconditional cache size: 689, Negative cache size: 26, Negative conditional cache size: 7, Negative unconditional cache size: 19, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 10374, Maximal queried relation: 4, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11563, independent: 9909, independent conditional: 9220, independent unconditional: 689, dependent: 1654, dependent conditional: 1616, dependent unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 11563, independent: 9909, independent conditional: 412, independent unconditional: 9497, dependent: 1654, dependent conditional: 50, dependent unconditional: 1604, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 11563, independent: 9909, independent conditional: 412, independent unconditional: 9497, dependent: 1654, dependent conditional: 50, dependent unconditional: 1604, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 728, independent: 702, independent conditional: 13, independent unconditional: 689, dependent: 26, dependent conditional: 7, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 728, independent: 681, independent conditional: 0, independent unconditional: 681, dependent: 47, dependent conditional: 0, dependent unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 47, independent: 21, independent conditional: 13, independent unconditional: 8, dependent: 26, dependent conditional: 7, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 47, independent: 21, independent conditional: 13, independent unconditional: 8, dependent: 26, dependent conditional: 7, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1077, independent: 404, independent conditional: 260, independent unconditional: 144, dependent: 673, dependent conditional: 109, dependent unconditional: 564, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 11563, independent: 9207, independent conditional: 399, independent unconditional: 8808, dependent: 1628, dependent conditional: 43, dependent unconditional: 1585, unknown: 728, unknown conditional: 20, unknown unconditional: 708] , Statistics on independence cache: Total cache size (in pairs): 728, Positive cache size: 702, Positive conditional cache size: 13, Positive unconditional cache size: 689, Negative cache size: 26, Negative conditional cache size: 7, Negative unconditional cache size: 19, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 10374 ], Independence queries for same thread: 0 - PositiveResult [Line: 18]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 64 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 2.8s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 1.7s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 23, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 122 NumberOfCodeBlocks, 122 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 118 ConstructedInterpolants, 0 QuantifiedInterpolants, 422 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: ConditionalCommutativityOverallTime: 0.2s, ConditionalCommutativityCheckTime: 0.1s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityCommutingCounterexamples: 0, ConditionalCommutativityConditionCalculations: 0, ConditionalCommutativityTraceChecks: 0, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-10-18 15:37:39,327 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-10-18 15:37:39,530 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE