./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/ldv-races/race-3_1-container_of-global.i --full-output --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking NONE -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/ldv-races/race-3_1-container_of-global.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 75716fdd637a22328d600b3257cf24f40a7920b464397c315485c5ed90fb6ece --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking NONE -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 [2024-10-16 21:02:21,801 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-16 21:02:21,836 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-10-16 21:02:21,839 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-16 21:02:21,840 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-16 21:02:21,865 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-16 21:02:21,866 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-16 21:02:21,867 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-16 21:02:21,867 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-16 21:02:21,868 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-16 21:02:21,868 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-16 21:02:21,869 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-16 21:02:21,869 INFO L153 SettingsManager]: * Use SBE=true [2024-10-16 21:02:21,869 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-16 21:02:21,870 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-16 21:02:21,871 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-16 21:02:21,871 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-16 21:02:21,871 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-16 21:02:21,871 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-16 21:02:21,871 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-16 21:02:21,872 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-16 21:02:21,874 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-16 21:02:21,874 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-16 21:02:21,875 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-16 21:02:21,875 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-16 21:02:21,875 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-16 21:02:21,875 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-16 21:02:21,875 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-16 21:02:21,875 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-16 21:02:21,876 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-16 21:02:21,876 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-16 21:02:21,876 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-16 21:02:21,876 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-16 21:02:21,876 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-10-16 21:02:21,876 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-16 21:02:21,876 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-16 21:02:21,877 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-10-16 21:02:21,877 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-16 21:02:21,877 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-16 21:02:21,877 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-10-16 21:02:21,877 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-10-16 21:02:21,878 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 75716fdd637a22328d600b3257cf24f40a7920b464397c315485c5ed90fb6ece Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> NONE [2024-10-16 21:02:22,072 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-16 21:02:22,103 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-16 21:02:22,105 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-16 21:02:22,106 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-16 21:02:22,106 INFO L274 PluginConnector]: CDTParser initialized [2024-10-16 21:02:22,107 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/ldv-races/race-3_1-container_of-global.i [2024-10-16 21:02:23,274 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-16 21:02:23,497 INFO L384 CDTParser]: Found 1 translation units. [2024-10-16 21:02:23,498 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-3_1-container_of-global.i [2024-10-16 21:02:23,533 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/c0cabec6a/1e969b4bed114362a6494a55f8765786/FLAG9f142526c [2024-10-16 21:02:23,841 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/c0cabec6a/1e969b4bed114362a6494a55f8765786 [2024-10-16 21:02:23,843 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-16 21:02:23,844 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-16 21:02:23,845 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-16 21:02:23,845 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-16 21:02:23,849 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-16 21:02:23,850 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 09:02:23" (1/1) ... [2024-10-16 21:02:23,850 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c3cf164 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:02:23, skipping insertion in model container [2024-10-16 21:02:23,851 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 09:02:23" (1/1) ... [2024-10-16 21:02:23,919 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-16 21:02:24,207 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-3_1-container_of-global.i[186210,186223] [2024-10-16 21:02:24,244 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-16 21:02:24,254 INFO L200 MainTranslator]: Completed pre-run [2024-10-16 21:02:24,291 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-3_1-container_of-global.i[186210,186223] [2024-10-16 21:02:24,301 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-16 21:02:24,336 INFO L204 MainTranslator]: Completed translation [2024-10-16 21:02:24,337 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:02:24 WrapperNode [2024-10-16 21:02:24,337 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-16 21:02:24,337 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-16 21:02:24,338 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-16 21:02:24,338 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-16 21:02:24,342 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:02:24" (1/1) ... [2024-10-16 21:02:24,361 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:02:24" (1/1) ... [2024-10-16 21:02:24,387 INFO L138 Inliner]: procedures = 246, calls = 39, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 127 [2024-10-16 21:02:24,388 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-16 21:02:24,388 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-16 21:02:24,388 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-16 21:02:24,388 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-16 21:02:24,395 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:02:24" (1/1) ... [2024-10-16 21:02:24,397 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:02:24" (1/1) ... [2024-10-16 21:02:24,401 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:02:24" (1/1) ... [2024-10-16 21:02:24,401 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:02:24" (1/1) ... [2024-10-16 21:02:24,418 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:02:24" (1/1) ... [2024-10-16 21:02:24,420 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:02:24" (1/1) ... [2024-10-16 21:02:24,424 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:02:24" (1/1) ... [2024-10-16 21:02:24,425 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:02:24" (1/1) ... [2024-10-16 21:02:24,432 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-16 21:02:24,433 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-16 21:02:24,433 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-16 21:02:24,433 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-16 21:02:24,434 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:02:24" (1/1) ... [2024-10-16 21:02:24,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-16 21:02:24,456 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-16 21:02:24,470 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) [2024-10-16 21:02:24,472 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 [2024-10-16 21:02:24,505 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2024-10-16 21:02:24,506 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2024-10-16 21:02:24,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-16 21:02:24,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-16 21:02:24,506 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-10-16 21:02:24,506 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-10-16 21:02:24,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-10-16 21:02:24,506 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-10-16 21:02:24,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-16 21:02:24,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-10-16 21:02:24,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-16 21:02:24,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-16 21:02:24,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-16 21:02:24,508 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-16 21:02:24,736 INFO L238 CfgBuilder]: Building ICFG [2024-10-16 21:02:24,737 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-16 21:02:24,925 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-16 21:02:24,926 INFO L287 CfgBuilder]: Performing block encoding [2024-10-16 21:02:25,034 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-16 21:02:25,035 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-16 21:02:25,035 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 09:02:25 BoogieIcfgContainer [2024-10-16 21:02:25,035 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-16 21:02:25,037 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-16 21:02:25,038 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-16 21:02:25,040 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-16 21:02:25,040 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 09:02:23" (1/3) ... [2024-10-16 21:02:25,041 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58516855 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 09:02:25, skipping insertion in model container [2024-10-16 21:02:25,042 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:02:24" (2/3) ... [2024-10-16 21:02:25,042 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58516855 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 09:02:25, skipping insertion in model container [2024-10-16 21:02:25,042 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 09:02:25" (3/3) ... [2024-10-16 21:02:25,043 INFO L112 eAbstractionObserver]: Analyzing ICFG race-3_1-container_of-global.i [2024-10-16 21:02:25,055 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-16 21:02:25,056 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2024-10-16 21:02:25,056 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-16 21:02:25,093 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-10-16 21:02:25,126 INFO L106 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-16 21:02:25,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-16 21:02:25,127 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-16 21:02:25,128 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) [2024-10-16 21:02:25,129 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 [2024-10-16 21:02:25,262 INFO L194 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-16 21:02:25,272 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-10-16 21:02:25,276 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;@6bf749f5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=NONE, mConComCheckerCriterion=DEFAULT, mConComCheckerTraceCheckMode=GENERATOR, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-10-16 21:02:25,277 INFO L334 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2024-10-16 21:02:25,291 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-10-16 21:02:25,295 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-16 21:02:25,296 INFO L85 PathProgramCache]: Analyzing trace with hash 13064660, now seen corresponding path program 1 times [2024-10-16 21:02:25,303 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-16 21:02:25,304 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [358142464] [2024-10-16 21:02:25,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-16 21:02:25,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-16 21:02:25,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-16 21:02:25,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-16 21:02:25,665 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-16 21:02:25,665 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [358142464] [2024-10-16 21:02:25,666 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [358142464] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-16 21:02:25,666 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-16 21:02:25,666 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-16 21:02:25,667 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [293264449] [2024-10-16 21:02:25,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-16 21:02:25,672 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-16 21:02:25,672 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-16 21:02:25,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-16 21:02:25,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-16 21:02:25,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-16 21:02:25,692 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-16 21:02:25,693 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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) [2024-10-16 21:02:25,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-16 21:02:25,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-16 21:02:25,710 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-16 21:02:25,710 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-10-16 21:02:25,710 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-16 21:02:25,711 INFO L85 PathProgramCache]: Analyzing trace with hash -329692165, now seen corresponding path program 1 times [2024-10-16 21:02:25,711 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-16 21:02:25,711 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1598960579] [2024-10-16 21:02:25,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-16 21:02:25,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-16 21:02:25,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-16 21:02:25,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-16 21:02:25,847 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-16 21:02:25,847 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1598960579] [2024-10-16 21:02:25,847 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1598960579] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-16 21:02:25,848 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-16 21:02:25,848 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-16 21:02:25,848 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1847247722] [2024-10-16 21:02:25,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-16 21:02:25,849 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-16 21:02:25,850 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-16 21:02:25,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-16 21:02:25,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-16 21:02:25,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-16 21:02:25,851 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-16 21:02:25,851 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 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) [2024-10-16 21:02:25,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-16 21:02:25,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-16 21:02:25,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-16 21:02:25,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-16 21:02:25,920 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-16 21:02:25,920 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-10-16 21:02:25,920 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-16 21:02:25,920 INFO L85 PathProgramCache]: Analyzing trace with hash 2019603849, now seen corresponding path program 1 times [2024-10-16 21:02:25,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-16 21:02:25,921 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1349931622] [2024-10-16 21:02:25,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-16 21:02:25,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-16 21:02:25,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-16 21:02:26,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-16 21:02:26,099 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-16 21:02:26,099 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1349931622] [2024-10-16 21:02:26,099 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1349931622] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-16 21:02:26,099 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-16 21:02:26,099 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-16 21:02:26,100 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1424911773] [2024-10-16 21:02:26,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-16 21:02:26,100 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-16 21:02:26,100 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-16 21:02:26,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-16 21:02:26,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-16 21:02:26,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-16 21:02:26,103 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-16 21:02:26,103 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 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) [2024-10-16 21:02:26,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-16 21:02:26,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-16 21:02:26,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-16 21:02:29,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-16 21:02:29,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-16 21:02:29,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-16 21:02:29,298 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-16 21:02:29,298 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-10-16 21:02:29,299 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-16 21:02:29,299 INFO L85 PathProgramCache]: Analyzing trace with hash 1278291899, now seen corresponding path program 1 times [2024-10-16 21:02:29,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-16 21:02:29,299 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1591829796] [2024-10-16 21:02:29,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-16 21:02:29,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-16 21:02:29,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-16 21:02:29,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-16 21:02:29,944 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-16 21:02:29,944 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1591829796] [2024-10-16 21:02:29,945 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1591829796] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-16 21:02:29,945 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-16 21:02:29,945 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-10-16 21:02:29,945 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [450718442] [2024-10-16 21:02:29,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-16 21:02:29,946 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-16 21:02:29,946 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-16 21:02:29,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-16 21:02:29,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-10-16 21:02:29,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-16 21:02:29,947 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-16 21:02:29,947 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 3.2222222222222223) internal successors, (29), 9 states have internal predecessors, (29), 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) [2024-10-16 21:02:29,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-16 21:02:29,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-16 21:02:29,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-16 21:02:29,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-16 21:02:30,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-16 21:02:30,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-16 21:02:30,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-16 21:02:30,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-10-16 21:02:30,230 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-16 21:02:30,230 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-10-16 21:02:30,230 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-16 21:02:30,230 INFO L85 PathProgramCache]: Analyzing trace with hash 77952244, now seen corresponding path program 1 times [2024-10-16 21:02:30,230 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-16 21:02:30,231 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [116604385] [2024-10-16 21:02:30,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-16 21:02:30,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-16 21:02:30,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-16 21:02:31,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-16 21:02:31,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-16 21:02:31,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [116604385] [2024-10-16 21:02:31,208 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [116604385] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-16 21:02:31,209 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-16 21:02:31,209 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-10-16 21:02:31,209 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1121784866] [2024-10-16 21:02:31,210 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-16 21:02:31,211 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-10-16 21:02:31,211 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-16 21:02:31,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-10-16 21:02:31,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2024-10-16 21:02:31,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-16 21:02:31,213 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-16 21:02:31,213 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 2.3846153846153846) internal successors, (31), 13 states have internal predecessors, (31), 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) [2024-10-16 21:02:31,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-16 21:02:31,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-16 21:02:31,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-16 21:02:31,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-10-16 21:02:31,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-16 21:02:36,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-16 21:02:36,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-16 21:02:36,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-16 21:02:36,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-10-16 21:02:36,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-16 21:02:36,496 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-16 21:02:36,496 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-10-16 21:02:36,496 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-16 21:02:36,496 INFO L85 PathProgramCache]: Analyzing trace with hash 76635643, now seen corresponding path program 1 times [2024-10-16 21:02:36,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-16 21:02:36,497 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372744467] [2024-10-16 21:02:36,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-16 21:02:36,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-16 21:02:36,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-16 21:02:36,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-16 21:02:36,579 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-16 21:02:36,579 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1372744467] [2024-10-16 21:02:36,579 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1372744467] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-16 21:02:36,579 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-16 21:02:36,579 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-16 21:02:36,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [552501292] [2024-10-16 21:02:36,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-16 21:02:36,580 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-16 21:02:36,580 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-16 21:02:36,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-16 21:02:36,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-16 21:02:36,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-16 21:02:36,581 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-16 21:02:36,581 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 4 states have internal predecessors, (28), 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) [2024-10-16 21:02:36,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-16 21:02:36,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-16 21:02:36,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-16 21:02:36,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-10-16 21:02:36,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-16 21:02:36,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-16 21:02:38,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-16 21:02:38,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-16 21:02:38,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-16 21:02:38,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-10-16 21:02:38,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-16 21:02:38,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-16 21:02:38,117 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-16 21:02:38,117 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-10-16 21:02:38,117 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-16 21:02:38,117 INFO L85 PathProgramCache]: Analyzing trace with hash -812685693, now seen corresponding path program 2 times [2024-10-16 21:02:38,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-16 21:02:38,118 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [676209199] [2024-10-16 21:02:38,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-16 21:02:38,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-16 21:02:38,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-16 21:02:38,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-16 21:02:38,633 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-16 21:02:38,633 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [676209199] [2024-10-16 21:02:38,634 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [676209199] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-16 21:02:38,634 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-16 21:02:38,634 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-10-16 21:02:38,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [325911052] [2024-10-16 21:02:38,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-16 21:02:38,634 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-16 21:02:38,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-16 21:02:38,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-16 21:02:38,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-10-16 21:02:38,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-16 21:02:38,635 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-16 21:02:38,635 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 2.9) internal successors, (29), 10 states have internal predecessors, (29), 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) [2024-10-16 21:02:38,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-16 21:02:38,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-16 21:02:38,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-16 21:02:38,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-10-16 21:02:38,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-16 21:02:38,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-16 21:02:38,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-16 21:02:43,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-16 21:02:43,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-16 21:02:43,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-16 21:02:43,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-16 21:02:43,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-16 21:02:43,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-16 21:02:43,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-16 21:02:43,481 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-16 21:02:43,481 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-10-16 21:02:43,482 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-16 21:02:43,482 INFO L85 PathProgramCache]: Analyzing trace with hash -1194467011, now seen corresponding path program 3 times [2024-10-16 21:02:43,482 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-16 21:02:43,482 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1506389974] [2024-10-16 21:02:43,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-16 21:02:43,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-16 21:02:43,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-16 21:02:43,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-16 21:02:43,688 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-16 21:02:43,688 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1506389974] [2024-10-16 21:02:43,688 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1506389974] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-16 21:02:43,688 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-16 21:02:43,689 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-16 21:02:43,689 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1993955781] [2024-10-16 21:02:43,689 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-16 21:02:43,689 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-16 21:02:43,689 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-16 21:02:43,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-16 21:02:43,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-16 21:02:43,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-16 21:02:43,689 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-16 21:02:43,690 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 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) [2024-10-16 21:02:43,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-16 21:02:43,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-16 21:02:43,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-16 21:02:43,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-16 21:02:43,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-16 21:02:43,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-16 21:02:43,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-16 21:02:43,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-16 21:02:43,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-16 21:02:43,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-16 21:02:43,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-16 21:02:43,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-16 21:02:43,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-10-16 21:02:43,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-16 21:02:43,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-16 21:02:43,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-16 21:02:43,863 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-16 21:02:43,863 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-10-16 21:02:43,863 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-16 21:02:43,863 INFO L85 PathProgramCache]: Analyzing trace with hash -52392133, now seen corresponding path program 4 times [2024-10-16 21:02:43,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-16 21:02:43,864 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1630833030] [2024-10-16 21:02:43,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-16 21:02:43,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-16 21:02:43,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-16 21:02:44,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-16 21:02:44,283 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-16 21:02:44,283 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1630833030] [2024-10-16 21:02:44,283 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1630833030] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-16 21:02:44,283 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-16 21:02:44,283 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-10-16 21:02:44,283 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [704250575] [2024-10-16 21:02:44,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-16 21:02:44,284 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-16 21:02:44,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-16 21:02:44,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-16 21:02:44,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-10-16 21:02:44,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-16 21:02:44,284 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-16 21:02:44,285 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 3.2222222222222223) internal successors, (29), 9 states have internal predecessors, (29), 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) [2024-10-16 21:02:44,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-16 21:02:44,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-16 21:02:44,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-16 21:02:44,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-16 21:02:44,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-10-16 21:02:44,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-16 21:02:44,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-16 21:02:44,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-16 21:02:44,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-16 21:02:44,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-16 21:02:44,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-16 21:02:44,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-16 21:02:44,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-16 21:02:44,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-10-16 21:02:44,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-16 21:02:44,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-16 21:02:44,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-16 21:02:44,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-16 21:02:44,758 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-16 21:02:44,759 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-10-16 21:02:44,759 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-16 21:02:44,759 INFO L85 PathProgramCache]: Analyzing trace with hash 1190851700, now seen corresponding path program 2 times [2024-10-16 21:02:44,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-16 21:02:44,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1843829647] [2024-10-16 21:02:44,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-16 21:02:44,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-16 21:02:44,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-16 21:02:45,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-16 21:02:45,482 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-16 21:02:45,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1843829647] [2024-10-16 21:02:45,482 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1843829647] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-16 21:02:45,483 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-16 21:02:45,483 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-10-16 21:02:45,483 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [636335711] [2024-10-16 21:02:45,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-16 21:02:45,483 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-10-16 21:02:45,483 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-16 21:02:45,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-10-16 21:02:45,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2024-10-16 21:02:45,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-16 21:02:45,484 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-16 21:02:45,484 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 2.5833333333333335) internal successors, (31), 12 states have internal predecessors, (31), 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) [2024-10-16 21:02:45,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-16 21:02:45,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-16 21:02:45,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-16 21:02:45,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-16 21:02:45,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-10-16 21:02:45,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-16 21:02:45,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-16 21:02:45,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-16 21:02:45,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-16 21:02:45,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-16 21:02:46,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-16 21:02:46,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-16 21:02:46,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-16 21:02:46,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-16 21:02:46,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-16 21:02:46,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-16 21:02:46,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-16 21:02:46,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-16 21:02:46,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-16 21:02:46,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-16 21:02:46,274 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (7 of 8 remaining) [2024-10-16 21:02:46,275 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (6 of 8 remaining) [2024-10-16 21:02:46,275 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (5 of 8 remaining) [2024-10-16 21:02:46,275 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION (4 of 8 remaining) [2024-10-16 21:02:46,276 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (3 of 8 remaining) [2024-10-16 21:02:46,276 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION (2 of 8 remaining) [2024-10-16 21:02:46,276 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 8 remaining) [2024-10-16 21:02:46,276 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 8 remaining) [2024-10-16 21:02:46,276 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-16 21:02:46,282 INFO L414 BasicCegarLoop]: Path program histogram: [4, 2, 1, 1, 1, 1] [2024-10-16 21:02:46,286 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-10-16 21:02:46,286 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-16 21:02:46,288 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 09:02:46 BasicIcfg [2024-10-16 21:02:46,288 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-16 21:02:46,289 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-16 21:02:46,289 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-16 21:02:46,289 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-16 21:02:46,292 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 09:02:25" (3/4) ... [2024-10-16 21:02:46,294 INFO L139 WitnessPrinter]: Generating witness for correct program [2024-10-16 21:02:46,297 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure my_callback [2024-10-16 21:02:46,303 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 82 nodes and edges [2024-10-16 21:02:46,304 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 37 nodes and edges [2024-10-16 21:02:46,304 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2024-10-16 21:02:46,305 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-10-16 21:02:46,389 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/witness.graphml [2024-10-16 21:02:46,390 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/witness.yml [2024-10-16 21:02:46,390 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-16 21:02:46,390 INFO L158 Benchmark]: Toolchain (without parser) took 22546.64ms. Allocated memory was 172.0MB in the beginning and 390.1MB in the end (delta: 218.1MB). Free memory was 104.2MB in the beginning and 325.7MB in the end (delta: -221.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-16 21:02:46,390 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 96.5MB. Free memory was 65.0MB in the beginning and 64.9MB in the end (delta: 27.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-16 21:02:46,390 INFO L158 Benchmark]: CACSL2BoogieTranslator took 492.30ms. Allocated memory is still 172.0MB. Free memory was 104.2MB in the beginning and 115.1MB in the end (delta: -10.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-10-16 21:02:46,390 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.28ms. Allocated memory is still 172.0MB. Free memory was 115.1MB in the beginning and 113.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-16 21:02:46,391 INFO L158 Benchmark]: Boogie Preprocessor took 44.35ms. Allocated memory is still 172.0MB. Free memory was 113.0MB in the beginning and 109.8MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-16 21:02:46,391 INFO L158 Benchmark]: RCFGBuilder took 602.40ms. Allocated memory is still 172.0MB. Free memory was 109.8MB in the beginning and 69.9MB in the end (delta: 39.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2024-10-16 21:02:46,391 INFO L158 Benchmark]: TraceAbstraction took 21251.01ms. Allocated memory was 172.0MB in the beginning and 390.1MB in the end (delta: 218.1MB). Free memory was 69.0MB in the beginning and 331.0MB in the end (delta: -262.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-16 21:02:46,391 INFO L158 Benchmark]: Witness Printer took 100.99ms. Allocated memory is still 390.1MB. Free memory was 331.0MB in the beginning and 325.7MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-16 21:02:46,391 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 96.5MB. Free memory was 65.0MB in the beginning and 64.9MB in the end (delta: 27.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 492.30ms. Allocated memory is still 172.0MB. Free memory was 104.2MB in the beginning and 115.1MB in the end (delta: -10.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.28ms. Allocated memory is still 172.0MB. Free memory was 115.1MB in the beginning and 113.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.35ms. Allocated memory is still 172.0MB. Free memory was 113.0MB in the beginning and 109.8MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 602.40ms. Allocated memory is still 172.0MB. Free memory was 109.8MB in the beginning and 69.9MB in the end (delta: 39.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * TraceAbstraction took 21251.01ms. Allocated memory was 172.0MB in the beginning and 390.1MB in the end (delta: 218.1MB). Free memory was 69.0MB in the beginning and 331.0MB in the end (delta: -262.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 100.99ms. Allocated memory is still 390.1MB. Free memory was 331.0MB in the beginning and 325.7MB in the end (delta: 5.2MB). 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: 1297, independent: 1081, independent conditional: 660, independent unconditional: 421, dependent: 216, dependent conditional: 199, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1105, independent: 1081, independent conditional: 660, independent unconditional: 421, dependent: 24, dependent conditional: 7, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1105, independent: 1081, independent conditional: 660, independent unconditional: 421, dependent: 24, dependent conditional: 7, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1105, independent: 1081, independent conditional: 660, independent unconditional: 421, dependent: 24, dependent conditional: 7, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1163, independent: 1081, independent conditional: 660, independent unconditional: 421, dependent: 82, dependent conditional: 48, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1163, independent: 1081, independent conditional: 4, independent unconditional: 1077, dependent: 82, dependent conditional: 26, dependent unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1163, independent: 1081, independent conditional: 4, independent unconditional: 1077, dependent: 82, dependent conditional: 26, dependent unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 457, independent: 422, independent conditional: 1, independent unconditional: 421, dependent: 35, dependent conditional: 18, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 457, independent: 414, independent conditional: 0, independent unconditional: 414, dependent: 43, dependent conditional: 0, dependent unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 43, independent: 8, independent conditional: 1, independent unconditional: 7, dependent: 35, dependent conditional: 18, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 43, independent: 8, independent conditional: 1, independent unconditional: 7, dependent: 35, dependent conditional: 18, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 14363, independent: 461, independent conditional: 150, independent unconditional: 311, dependent: 13902, dependent conditional: 6769, dependent unconditional: 7133, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1163, independent: 659, independent conditional: 3, independent unconditional: 656, dependent: 47, dependent conditional: 8, dependent unconditional: 39, unknown: 457, unknown conditional: 19, unknown unconditional: 438] , Statistics on independence cache: Total cache size (in pairs): 457, Positive cache size: 422, Positive conditional cache size: 1, Positive unconditional cache size: 421, Negative cache size: 35, Negative conditional cache size: 18, Negative unconditional cache size: 17, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 678, Maximal queried relation: 5, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1163, independent: 1081, independent conditional: 660, independent unconditional: 421, dependent: 82, dependent conditional: 48, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1163, independent: 1081, independent conditional: 4, independent unconditional: 1077, dependent: 82, dependent conditional: 26, dependent unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1163, independent: 1081, independent conditional: 4, independent unconditional: 1077, dependent: 82, dependent conditional: 26, dependent unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 457, independent: 422, independent conditional: 1, independent unconditional: 421, dependent: 35, dependent conditional: 18, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 457, independent: 414, independent conditional: 0, independent unconditional: 414, dependent: 43, dependent conditional: 0, dependent unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 43, independent: 8, independent conditional: 1, independent unconditional: 7, dependent: 35, dependent conditional: 18, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 43, independent: 8, independent conditional: 1, independent unconditional: 7, dependent: 35, dependent conditional: 18, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 14363, independent: 461, independent conditional: 150, independent unconditional: 311, dependent: 13902, dependent conditional: 6769, dependent unconditional: 7133, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1163, independent: 659, independent conditional: 3, independent unconditional: 656, dependent: 47, dependent conditional: 8, dependent unconditional: 39, unknown: 457, unknown conditional: 19, unknown unconditional: 438] , Statistics on independence cache: Total cache size (in pairs): 457, Positive cache size: 422, Positive conditional cache size: 1, Positive unconditional cache size: 421, Negative cache size: 35, Negative conditional cache size: 18, Negative unconditional cache size: 17, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 678 ], Independence queries for same thread: 192, Persistent sets #1 benchmarks: Persistent set computation time: 7.5s, Number of persistent set computation: 205, Number of trivial persistent sets: 179, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 438, independent: 421, independent conditional: 0, independent unconditional: 421, dependent: 17, dependent conditional: 0, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1297, independent: 1081, independent conditional: 660, independent unconditional: 421, dependent: 216, dependent conditional: 199, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1105, independent: 1081, independent conditional: 660, independent unconditional: 421, dependent: 24, dependent conditional: 7, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1105, independent: 1081, independent conditional: 660, independent unconditional: 421, dependent: 24, dependent conditional: 7, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1105, independent: 1081, independent conditional: 660, independent unconditional: 421, dependent: 24, dependent conditional: 7, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1163, independent: 1081, independent conditional: 660, independent unconditional: 421, dependent: 82, dependent conditional: 48, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1163, independent: 1081, independent conditional: 4, independent unconditional: 1077, dependent: 82, dependent conditional: 26, dependent unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1163, independent: 1081, independent conditional: 4, independent unconditional: 1077, dependent: 82, dependent conditional: 26, dependent unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 457, independent: 422, independent conditional: 1, independent unconditional: 421, dependent: 35, dependent conditional: 18, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 457, independent: 414, independent conditional: 0, independent unconditional: 414, dependent: 43, dependent conditional: 0, dependent unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 43, independent: 8, independent conditional: 1, independent unconditional: 7, dependent: 35, dependent conditional: 18, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 43, independent: 8, independent conditional: 1, independent unconditional: 7, dependent: 35, dependent conditional: 18, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 14363, independent: 461, independent conditional: 150, independent unconditional: 311, dependent: 13902, dependent conditional: 6769, dependent unconditional: 7133, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1163, independent: 659, independent conditional: 3, independent unconditional: 656, dependent: 47, dependent conditional: 8, dependent unconditional: 39, unknown: 457, unknown conditional: 19, unknown unconditional: 438] , Statistics on independence cache: Total cache size (in pairs): 457, Positive cache size: 422, Positive conditional cache size: 1, Positive unconditional cache size: 421, Negative cache size: 35, Negative conditional cache size: 18, Negative unconditional cache size: 17, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 678, Maximal queried relation: 5, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1163, independent: 1081, independent conditional: 660, independent unconditional: 421, dependent: 82, dependent conditional: 48, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1163, independent: 1081, independent conditional: 4, independent unconditional: 1077, dependent: 82, dependent conditional: 26, dependent unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1163, independent: 1081, independent conditional: 4, independent unconditional: 1077, dependent: 82, dependent conditional: 26, dependent unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 457, independent: 422, independent conditional: 1, independent unconditional: 421, dependent: 35, dependent conditional: 18, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 457, independent: 414, independent conditional: 0, independent unconditional: 414, dependent: 43, dependent conditional: 0, dependent unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 43, independent: 8, independent conditional: 1, independent unconditional: 7, dependent: 35, dependent conditional: 18, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 43, independent: 8, independent conditional: 1, independent unconditional: 7, dependent: 35, dependent conditional: 18, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 14363, independent: 461, independent conditional: 150, independent unconditional: 311, dependent: 13902, dependent conditional: 6769, dependent unconditional: 7133, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1163, independent: 659, independent conditional: 3, independent unconditional: 656, dependent: 47, dependent conditional: 8, dependent unconditional: 39, unknown: 457, unknown conditional: 19, unknown unconditional: 438] , Statistics on independence cache: Total cache size (in pairs): 457, Positive cache size: 422, Positive conditional cache size: 1, Positive unconditional cache size: 421, Negative cache size: 35, Negative conditional cache size: 18, Negative unconditional cache size: 17, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 678 ], Independence queries for same thread: 192 - PositiveResult [Line: 3885]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 3885]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 3885]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 3885]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 3885]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 3885]: 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 4 procedures, 60 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 21.0s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 4, EmptinessCheckTime: 16.7s, 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: 95, 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, 0.2s SatisfiabilityAnalysisTime, 3.8s InterpolantComputationTime, 230 NumberOfCodeBlocks, 230 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 220 ConstructedInterpolants, 0 QuantifiedInterpolants, 2324 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 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: 0.0s, ConditionalCommutativityCheckTime: 0.0s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityCommutingCounterexamples: 0, ConditionalCommutativityConditionCalculations: 0, ConditionalCommutativityTraceChecks: 0, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-10-16 21:02:46,419 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 [2024-10-16 21:02:46,618 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