./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-atomic/read_write_lock-1-pthread.i --full-output --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking DFS --traceabstraction.criterion.for.conditional.commutativity.checking SLEEP_SET --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 5 -tc /storage/repos/ultimate/releaseScripts/default/benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b86fb0b7 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReach.xml -i ../../../trunk/examples/svcomp/pthread-atomic/read_write_lock-1-pthread.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 04a1d4ff1109dce80fd92bb8b947109ce8379b8f1a452f4ba67af1891a651644 --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking DFS --traceabstraction.criterion.for.conditional.commutativity.checking SLEEP_SET --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 5 -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 [2024-10-19 00:13:07,930 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-19 00:13:07,996 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-10-19 00:13:08,002 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-19 00:13:08,003 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-19 00:13:08,033 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-19 00:13:08,034 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-19 00:13:08,034 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-19 00:13:08,035 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-19 00:13:08,035 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-19 00:13:08,036 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-19 00:13:08,037 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-19 00:13:08,038 INFO L153 SettingsManager]: * Use SBE=true [2024-10-19 00:13:08,043 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-19 00:13:08,043 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-19 00:13:08,043 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-19 00:13:08,044 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-19 00:13:08,044 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-19 00:13:08,044 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-19 00:13:08,044 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-19 00:13:08,045 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-19 00:13:08,045 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-19 00:13:08,045 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-19 00:13:08,046 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-19 00:13:08,046 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-19 00:13:08,046 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-19 00:13:08,046 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-19 00:13:08,047 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-19 00:13:08,047 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-19 00:13:08,047 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-19 00:13:08,047 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-19 00:13:08,047 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-19 00:13:08,048 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-19 00:13:08,048 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-10-19 00:13:08,050 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-19 00:13:08,050 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-19 00:13:08,051 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-10-19 00:13:08,051 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-19 00:13:08,051 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-19 00:13:08,051 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-10-19 00:13:08,053 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-10-19 00:13:08,053 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 -> 04a1d4ff1109dce80fd92bb8b947109ce8379b8f1a452f4ba67af1891a651644 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 -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> SLEEP_SET Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 5 [2024-10-19 00:13:08,292 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-19 00:13:08,316 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-19 00:13:08,318 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-19 00:13:08,320 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-19 00:13:08,320 INFO L274 PluginConnector]: CDTParser initialized [2024-10-19 00:13:08,321 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-atomic/read_write_lock-1-pthread.i [2024-10-19 00:13:09,766 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-19 00:13:09,996 INFO L384 CDTParser]: Found 1 translation units. [2024-10-19 00:13:09,996 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/read_write_lock-1-pthread.i [2024-10-19 00:13:10,012 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/226ba3df1/64fb27ddf72e4981961139e01c4b7ad1/FLAGec30a8c35 [2024-10-19 00:13:10,339 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/226ba3df1/64fb27ddf72e4981961139e01c4b7ad1 [2024-10-19 00:13:10,342 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-19 00:13:10,343 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-19 00:13:10,346 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-19 00:13:10,346 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-19 00:13:10,351 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-19 00:13:10,352 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 12:13:10" (1/1) ... [2024-10-19 00:13:10,353 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4789ff6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 12:13:10, skipping insertion in model container [2024-10-19 00:13:10,353 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 12:13:10" (1/1) ... [2024-10-19 00:13:10,399 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-19 00:13:10,731 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/read_write_lock-1-pthread.i[30919,30932] [2024-10-19 00:13:10,743 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-19 00:13:10,757 INFO L200 MainTranslator]: Completed pre-run [2024-10-19 00:13:10,851 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/read_write_lock-1-pthread.i[30919,30932] [2024-10-19 00:13:10,854 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-19 00:13:10,900 INFO L204 MainTranslator]: Completed translation [2024-10-19 00:13:10,901 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 12:13:10 WrapperNode [2024-10-19 00:13:10,901 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-19 00:13:10,902 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-19 00:13:10,902 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-19 00:13:10,902 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-19 00:13:10,909 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 12:13:10" (1/1) ... [2024-10-19 00:13:10,925 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 12:13:10" (1/1) ... [2024-10-19 00:13:10,951 INFO L138 Inliner]: procedures = 165, calls = 34, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 57 [2024-10-19 00:13:10,953 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-19 00:13:10,954 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-19 00:13:10,954 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-19 00:13:10,954 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-19 00:13:10,962 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 12:13:10" (1/1) ... [2024-10-19 00:13:10,962 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 12:13:10" (1/1) ... [2024-10-19 00:13:10,965 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 12:13:10" (1/1) ... [2024-10-19 00:13:10,965 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 12:13:10" (1/1) ... [2024-10-19 00:13:10,976 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 12:13:10" (1/1) ... [2024-10-19 00:13:10,978 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 12:13:10" (1/1) ... [2024-10-19 00:13:10,984 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 12:13:10" (1/1) ... [2024-10-19 00:13:10,985 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 12:13:10" (1/1) ... [2024-10-19 00:13:10,990 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-19 00:13:10,991 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-19 00:13:10,991 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-19 00:13:10,995 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-19 00:13:10,996 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 12:13:10" (1/1) ... [2024-10-19 00:13:11,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-19 00:13:11,012 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 00:13:11,026 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) [2024-10-19 00:13:11,030 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 [2024-10-19 00:13:11,076 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockUnlock [2024-10-19 00:13:11,076 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockReadLock [2024-10-19 00:13:11,077 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-10-19 00:13:11,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-19 00:13:11,078 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2024-10-19 00:13:11,078 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2024-10-19 00:13:11,078 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockWriteLock [2024-10-19 00:13:11,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-19 00:13:11,078 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-10-19 00:13:11,079 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-19 00:13:11,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-19 00:13:11,079 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2024-10-19 00:13:11,079 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2024-10-19 00:13:11,081 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-19 00:13:11,211 INFO L238 CfgBuilder]: Building ICFG [2024-10-19 00:13:11,214 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-19 00:13:11,383 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-19 00:13:11,383 INFO L287 CfgBuilder]: Performing block encoding [2024-10-19 00:13:11,506 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-19 00:13:11,506 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-19 00:13:11,507 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 12:13:11 BoogieIcfgContainer [2024-10-19 00:13:11,507 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-19 00:13:11,510 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-19 00:13:11,510 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-19 00:13:11,513 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-19 00:13:11,514 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.10 12:13:10" (1/3) ... [2024-10-19 00:13:11,515 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@167d4fc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 12:13:11, skipping insertion in model container [2024-10-19 00:13:11,515 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 12:13:10" (2/3) ... [2024-10-19 00:13:11,515 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@167d4fc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 12:13:11, skipping insertion in model container [2024-10-19 00:13:11,515 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 12:13:11" (3/3) ... [2024-10-19 00:13:11,517 INFO L112 eAbstractionObserver]: Analyzing ICFG read_write_lock-1-pthread.i [2024-10-19 00:13:11,533 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-19 00:13:11,533 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-19 00:13:11,533 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-19 00:13:11,584 INFO L143 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-10-19 00:13:11,624 INFO L106 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-19 00:13:11,624 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-19 00:13:11,625 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 00:13:11,627 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) [2024-10-19 00:13:11,629 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 [2024-10-19 00:13:11,728 INFO L194 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-19 00:13:11,742 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 00:13:11,744 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == readerThread1of1ForFork2 ======== [2024-10-19 00:13:11,749 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;@7d3cb10a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=SLEEP_SET, mConComCheckerTraceCheckMode=GENERATOR, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=5, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-10-19 00:13:11,749 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-19 00:13:12,718 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting readerErr0ASSERT_VIOLATIONERROR_FUNCTION === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-19 00:13:12,720 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 00:13:12,720 INFO L85 PathProgramCache]: Analyzing trace with hash 975646377, now seen corresponding path program 1 times [2024-10-19 00:13:12,729 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 00:13:12,729 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [566309527] [2024-10-19 00:13:12,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 00:13:12,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 00:13:12,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 00:13:13,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 00:13:13,180 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 00:13:13,180 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [566309527] [2024-10-19 00:13:13,181 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [566309527] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-19 00:13:13,181 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-19 00:13:13,181 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-19 00:13:13,183 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [939457157] [2024-10-19 00:13:13,183 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-19 00:13:13,187 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-19 00:13:13,188 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 00:13:13,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-19 00:13:13,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-19 00:13:13,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 00:13:13,212 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 00:13:13,212 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 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) [2024-10-19 00:13:13,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 00:13:13,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-19 00:13:13,672 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-19 00:13:13,672 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting readerErr0ASSERT_VIOLATIONERROR_FUNCTION === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-19 00:13:13,673 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 00:13:13,673 INFO L85 PathProgramCache]: Analyzing trace with hash 268434413, now seen corresponding path program 1 times [2024-10-19 00:13:13,674 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 00:13:13,674 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [844866117] [2024-10-19 00:13:13,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 00:13:13,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 00:13:13,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 00:13:13,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 00:13:13,743 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 00:13:13,743 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [844866117] [2024-10-19 00:13:13,743 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [844866117] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-19 00:13:13,744 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-19 00:13:13,744 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-19 00:13:13,745 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [404569861] [2024-10-19 00:13:13,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-19 00:13:13,746 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-19 00:13:13,747 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 00:13:13,748 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-19 00:13:13,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-19 00:13:13,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 00:13:13,749 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 00:13:13,751 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 6 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) [2024-10-19 00:13:13,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-19 00:13:13,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 00:13:14,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-19 00:13:14,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-19 00:13:14,090 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-19 00:13:14,091 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting readerErr0ASSERT_VIOLATIONERROR_FUNCTION === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-19 00:13:14,091 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 00:13:14,091 INFO L85 PathProgramCache]: Analyzing trace with hash -762750702, now seen corresponding path program 1 times [2024-10-19 00:13:14,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 00:13:14,092 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [948571138] [2024-10-19 00:13:14,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 00:13:14,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 00:13:14,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 00:13:14,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 00:13:14,157 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 00:13:14,157 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [948571138] [2024-10-19 00:13:14,157 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [948571138] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-19 00:13:14,157 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-19 00:13:14,158 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-19 00:13:14,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [198904690] [2024-10-19 00:13:14,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-19 00:13:14,158 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-19 00:13:14,159 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 00:13:14,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-19 00:13:14,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-19 00:13:14,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 00:13:14,160 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 00:13:14,160 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 6 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) [2024-10-19 00:13:14,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-19 00:13:14,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-10-19 00:13:14,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 00:13:14,560 INFO L85 PathProgramCache]: Analyzing trace with hash -1298829787, now seen corresponding path program 1 times [2024-10-19 00:13:14,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 00:13:14,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 00:13:14,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 00:13:14,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 00:13:14,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 00:13:14,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 00:13:14,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 00:13:14,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 00:13:14,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-19 00:13:14,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-19 00:13:14,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-19 00:13:14,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-19 00:13:14,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-19 00:13:14,979 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable3,SelfDestructingSolverStorable2 [2024-10-19 00:13:14,980 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting readerErr0ASSERT_VIOLATIONERROR_FUNCTION === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-19 00:13:14,980 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 00:13:14,980 INFO L85 PathProgramCache]: Analyzing trace with hash 28788422, now seen corresponding path program 1 times [2024-10-19 00:13:14,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 00:13:14,980 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [150226900] [2024-10-19 00:13:14,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 00:13:14,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 00:13:14,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 00:13:15,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 00:13:15,044 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 00:13:15,044 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [150226900] [2024-10-19 00:13:15,044 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [150226900] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-19 00:13:15,044 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-19 00:13:15,044 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-19 00:13:15,044 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1732851944] [2024-10-19 00:13:15,044 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-19 00:13:15,045 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-19 00:13:15,045 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 00:13:15,045 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-19 00:13:15,046 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-19 00:13:15,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 00:13:15,046 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 00:13:15,046 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.0) internal successors, (24), 6 states have internal predecessors, (24), 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) [2024-10-19 00:13:15,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-19 00:13:15,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-19 00:13:15,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-19 00:13:15,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 00:13:15,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-19 00:13:15,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-19 00:13:15,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-19 00:13:15,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-19 00:13:15,523 INFO L782 garLoopResultBuilder]: Registering result SAFE for location readerErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-19 00:13:15,524 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-19 00:13:15,535 INFO L414 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2024-10-19 00:13:15,541 INFO L312 ceAbstractionStarter]: Result for error location readerThread1of1ForFork2 was SAFE (1/3) [2024-10-19 00:13:15,544 INFO L106 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-19 00:13:15,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-19 00:13:15,546 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 00:13:15,569 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-10-19 00:13:15,572 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2024-10-19 00:13:15,613 INFO L194 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-19 00:13:15,613 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 00:13:15,613 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == readerThread1of1ForFork3 ======== [2024-10-19 00:13:15,614 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;@7d3cb10a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=SLEEP_SET, mConComCheckerTraceCheckMode=GENERATOR, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=5, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-10-19 00:13:15,614 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-19 00:13:15,983 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting readerErr0ASSERT_VIOLATIONERROR_FUNCTION === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-19 00:13:15,983 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 00:13:15,983 INFO L85 PathProgramCache]: Analyzing trace with hash 187022966, now seen corresponding path program 1 times [2024-10-19 00:13:15,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 00:13:15,984 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [68314125] [2024-10-19 00:13:15,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 00:13:15,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 00:13:15,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 00:13:16,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 00:13:16,038 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 00:13:16,038 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [68314125] [2024-10-19 00:13:16,038 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [68314125] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-19 00:13:16,039 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-19 00:13:16,039 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-19 00:13:16,039 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1794247943] [2024-10-19 00:13:16,039 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-19 00:13:16,039 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-19 00:13:16,039 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 00:13:16,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-19 00:13:16,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-19 00:13:16,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 00:13:16,040 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 00:13:16,040 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 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) [2024-10-19 00:13:16,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 00:13:16,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-19 00:13:16,364 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-19 00:13:16,364 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting readerErr0ASSERT_VIOLATIONERROR_FUNCTION === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-19 00:13:16,365 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 00:13:16,365 INFO L85 PathProgramCache]: Analyzing trace with hash -1234827016, now seen corresponding path program 1 times [2024-10-19 00:13:16,365 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 00:13:16,365 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1329517591] [2024-10-19 00:13:16,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 00:13:16,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 00:13:16,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 00:13:16,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 00:13:16,408 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 00:13:16,408 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1329517591] [2024-10-19 00:13:16,408 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1329517591] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-19 00:13:16,408 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-19 00:13:16,408 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-19 00:13:16,408 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1071877471] [2024-10-19 00:13:16,408 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-19 00:13:16,409 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-19 00:13:16,409 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 00:13:16,409 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-19 00:13:16,409 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-19 00:13:16,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 00:13:16,409 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 00:13:16,410 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 6 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) [2024-10-19 00:13:16,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-19 00:13:16,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 00:13:16,574 INFO L85 PathProgramCache]: Analyzing trace with hash -1298829634, now seen corresponding path program 1 times [2024-10-19 00:13:16,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 00:13:16,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 00:13:16,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 00:13:16,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 00:13:16,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 00:13:16,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 00:13:16,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 00:13:16,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 00:13:16,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-19 00:13:16,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-19 00:13:16,827 INFO L85 PathProgramCache]: Analyzing trace with hash -1360512977, now seen corresponding path program 1 times [2024-10-19 00:13:16,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 00:13:16,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 00:13:16,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 00:13:16,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 00:13:16,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 00:13:16,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 00:13:16,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 00:13:16,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 00:13:16,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-19 00:13:16,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-19 00:13:17,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-19 00:13:17,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-19 00:13:17,335 INFO L782 garLoopResultBuilder]: Registering result SAFE for location readerErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-19 00:13:17,336 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable9 [2024-10-19 00:13:17,341 INFO L414 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-10-19 00:13:17,342 INFO L312 ceAbstractionStarter]: Result for error location readerThread1of1ForFork3 was SAFE (2/3) [2024-10-19 00:13:17,346 INFO L106 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-19 00:13:17,346 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-19 00:13:17,346 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 00:13:17,351 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-10-19 00:13:17,352 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2024-10-19 00:13:17,393 INFO L194 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-19 00:13:17,394 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 00:13:17,394 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-10-19 00:13:17,394 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;@7d3cb10a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=SLEEP_SET, mConComCheckerTraceCheckMode=GENERATOR, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=5, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-10-19 00:13:17,395 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-10-19 00:13:18,026 INFO L85 PathProgramCache]: Analyzing trace with hash -700596918, now seen corresponding path program 1 times [2024-10-19 00:13:18,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 00:13:18,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 00:13:18,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 00:13:18,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 00:13:18,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 00:13:18,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 00:13:18,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 00:13:18,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 00:13:18,115 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-19 00:13:18,116 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-19 00:13:18,359 INFO L85 PathProgramCache]: Analyzing trace with hash -1298829469, now seen corresponding path program 1 times [2024-10-19 00:13:18,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 00:13:18,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 00:13:18,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 00:13:18,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 00:13:18,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 00:13:18,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 00:13:18,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 00:13:18,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 00:13:18,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-19 00:13:18,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-19 00:13:18,525 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 4 remaining) [2024-10-19 00:13:18,526 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-10-19 00:13:18,526 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-10-19 00:13:18,526 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-10-19 00:13:18,530 INFO L414 BasicCegarLoop]: Path program histogram: [1, 1] [2024-10-19 00:13:18,530 INFO L312 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE,SAFE (3/3) [2024-10-19 00:13:18,531 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-10-19 00:13:18,531 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-19 00:13:18,534 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.10 12:13:18 BasicIcfg [2024-10-19 00:13:18,537 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-19 00:13:18,538 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-19 00:13:18,538 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-19 00:13:18,538 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-19 00:13:18,538 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 12:13:11" (3/4) ... [2024-10-19 00:13:18,540 INFO L139 WitnessPrinter]: Generating witness for correct program [2024-10-19 00:13:18,543 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure reader [2024-10-19 00:13:18,543 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure writer [2024-10-19 00:13:18,546 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 50 nodes and edges [2024-10-19 00:13:18,548 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2024-10-19 00:13:18,548 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-10-19 00:13:18,549 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-10-19 00:13:18,633 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/witness.graphml [2024-10-19 00:13:18,634 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/witness.yml [2024-10-19 00:13:18,634 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-19 00:13:18,634 INFO L158 Benchmark]: Toolchain (without parser) took 8291.42ms. Allocated memory was 163.6MB in the beginning and 285.2MB in the end (delta: 121.6MB). Free memory was 93.4MB in the beginning and 174.2MB in the end (delta: -80.8MB). Peak memory consumption was 42.0MB. Max. memory is 16.1GB. [2024-10-19 00:13:18,635 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 163.6MB. Free memory is still 117.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-19 00:13:18,635 INFO L158 Benchmark]: CACSL2BoogieTranslator took 555.59ms. Allocated memory is still 163.6MB. Free memory was 93.2MB in the beginning and 126.1MB in the end (delta: -32.9MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. [2024-10-19 00:13:18,635 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.69ms. Allocated memory is still 163.6MB. Free memory was 126.1MB in the beginning and 123.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-19 00:13:18,635 INFO L158 Benchmark]: Boogie Preprocessor took 36.48ms. Allocated memory is still 163.6MB. Free memory was 123.9MB in the beginning and 122.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-19 00:13:18,636 INFO L158 Benchmark]: RCFGBuilder took 515.68ms. Allocated memory is still 163.6MB. Free memory was 122.5MB in the beginning and 94.4MB in the end (delta: 28.1MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-10-19 00:13:18,636 INFO L158 Benchmark]: TraceAbstraction took 7027.39ms. Allocated memory was 163.6MB in the beginning and 285.2MB in the end (delta: 121.6MB). Free memory was 93.2MB in the beginning and 179.4MB in the end (delta: -86.2MB). Peak memory consumption was 36.6MB. Max. memory is 16.1GB. [2024-10-19 00:13:18,636 INFO L158 Benchmark]: Witness Printer took 96.40ms. Allocated memory is still 285.2MB. Free memory was 178.4MB in the beginning and 174.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-19 00:13:18,638 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 163.6MB. Free memory is still 117.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 555.59ms. Allocated memory is still 163.6MB. Free memory was 93.2MB in the beginning and 126.1MB in the end (delta: -32.9MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.69ms. Allocated memory is still 163.6MB. Free memory was 126.1MB in the beginning and 123.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.48ms. Allocated memory is still 163.6MB. Free memory was 123.9MB in the beginning and 122.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 515.68ms. Allocated memory is still 163.6MB. Free memory was 122.5MB in the beginning and 94.4MB in the end (delta: 28.1MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * TraceAbstraction took 7027.39ms. Allocated memory was 163.6MB in the beginning and 285.2MB in the end (delta: 121.6MB). Free memory was 93.2MB in the beginning and 179.4MB in the end (delta: -86.2MB). Peak memory consumption was 36.6MB. Max. memory is 16.1GB. * Witness Printer took 96.40ms. Allocated memory is still 285.2MB. Free memory was 178.4MB in the beginning and 174.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 10968, independent: 10885, independent conditional: 9085, independent unconditional: 1800, dependent: 83, dependent conditional: 47, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 10945, independent: 10885, independent conditional: 9085, independent unconditional: 1800, dependent: 60, dependent conditional: 24, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 10945, independent: 10885, independent conditional: 9085, independent unconditional: 1800, dependent: 60, dependent conditional: 24, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 10945, independent: 10885, independent conditional: 9085, independent unconditional: 1800, dependent: 60, dependent conditional: 24, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11067, independent: 10885, independent conditional: 9085, independent unconditional: 1800, dependent: 182, dependent conditional: 110, dependent unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 11067, independent: 10885, independent conditional: 1438, independent unconditional: 9447, dependent: 182, dependent conditional: 46, dependent unconditional: 136, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 11067, independent: 10885, independent conditional: 1438, independent unconditional: 9447, dependent: 182, dependent conditional: 46, dependent unconditional: 136, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1761, independent: 1715, independent conditional: 34, independent unconditional: 1681, dependent: 46, dependent conditional: 10, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1761, independent: 1673, independent conditional: 0, independent unconditional: 1673, dependent: 88, dependent conditional: 0, dependent unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 88, independent: 42, independent conditional: 16, independent unconditional: 26, dependent: 46, dependent conditional: 10, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 88, independent: 42, independent conditional: 16, independent unconditional: 26, dependent: 46, dependent conditional: 10, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1413, independent: 563, independent conditional: 105, independent unconditional: 459, dependent: 849, dependent conditional: 62, dependent unconditional: 788, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 11067, independent: 9170, independent conditional: 1404, independent unconditional: 7766, dependent: 136, dependent conditional: 36, dependent unconditional: 100, unknown: 1761, unknown conditional: 44, unknown unconditional: 1717] , Statistics on independence cache: Total cache size (in pairs): 1761, Positive cache size: 1715, Positive conditional cache size: 34, Positive unconditional cache size: 1681, Negative cache size: 46, Negative conditional cache size: 10, Negative unconditional cache size: 36, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 7711, Maximal queried relation: 4, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11067, independent: 10885, independent conditional: 9085, independent unconditional: 1800, dependent: 182, dependent conditional: 110, dependent unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 11067, independent: 10885, independent conditional: 1438, independent unconditional: 9447, dependent: 182, dependent conditional: 46, dependent unconditional: 136, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 11067, independent: 10885, independent conditional: 1438, independent unconditional: 9447, dependent: 182, dependent conditional: 46, dependent unconditional: 136, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1761, independent: 1715, independent conditional: 34, independent unconditional: 1681, dependent: 46, dependent conditional: 10, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1761, independent: 1673, independent conditional: 0, independent unconditional: 1673, dependent: 88, dependent conditional: 0, dependent unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 88, independent: 42, independent conditional: 16, independent unconditional: 26, dependent: 46, dependent conditional: 10, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 88, independent: 42, independent conditional: 16, independent unconditional: 26, dependent: 46, dependent conditional: 10, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1413, independent: 563, independent conditional: 105, independent unconditional: 459, dependent: 849, dependent conditional: 62, dependent unconditional: 788, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 11067, independent: 9170, independent conditional: 1404, independent unconditional: 7766, dependent: 136, dependent conditional: 36, dependent unconditional: 100, unknown: 1761, unknown conditional: 44, unknown unconditional: 1717] , Statistics on independence cache: Total cache size (in pairs): 1761, Positive cache size: 1715, Positive conditional cache size: 34, Positive unconditional cache size: 1681, Negative cache size: 46, Negative conditional cache size: 10, Negative unconditional cache size: 36, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 7711 ], Independence queries for same thread: 23, Persistent sets #1 benchmarks: Persistent set computation time: 1.4s, Number of persistent set computation: 656, Number of trivial persistent sets: 241, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1717, independent: 1681, independent conditional: 0, independent unconditional: 1681, dependent: 36, dependent conditional: 0, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 10968, independent: 10885, independent conditional: 9085, independent unconditional: 1800, dependent: 83, dependent conditional: 47, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 10945, independent: 10885, independent conditional: 9085, independent unconditional: 1800, dependent: 60, dependent conditional: 24, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 10945, independent: 10885, independent conditional: 9085, independent unconditional: 1800, dependent: 60, dependent conditional: 24, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 10945, independent: 10885, independent conditional: 9085, independent unconditional: 1800, dependent: 60, dependent conditional: 24, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11067, independent: 10885, independent conditional: 9085, independent unconditional: 1800, dependent: 182, dependent conditional: 110, dependent unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 11067, independent: 10885, independent conditional: 1438, independent unconditional: 9447, dependent: 182, dependent conditional: 46, dependent unconditional: 136, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 11067, independent: 10885, independent conditional: 1438, independent unconditional: 9447, dependent: 182, dependent conditional: 46, dependent unconditional: 136, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1761, independent: 1715, independent conditional: 34, independent unconditional: 1681, dependent: 46, dependent conditional: 10, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1761, independent: 1673, independent conditional: 0, independent unconditional: 1673, dependent: 88, dependent conditional: 0, dependent unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 88, independent: 42, independent conditional: 16, independent unconditional: 26, dependent: 46, dependent conditional: 10, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 88, independent: 42, independent conditional: 16, independent unconditional: 26, dependent: 46, dependent conditional: 10, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1413, independent: 563, independent conditional: 105, independent unconditional: 459, dependent: 849, dependent conditional: 62, dependent unconditional: 788, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 11067, independent: 9170, independent conditional: 1404, independent unconditional: 7766, dependent: 136, dependent conditional: 36, dependent unconditional: 100, unknown: 1761, unknown conditional: 44, unknown unconditional: 1717] , Statistics on independence cache: Total cache size (in pairs): 1761, Positive cache size: 1715, Positive conditional cache size: 34, Positive unconditional cache size: 1681, Negative cache size: 46, Negative conditional cache size: 10, Negative unconditional cache size: 36, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 7711, Maximal queried relation: 4, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11067, independent: 10885, independent conditional: 9085, independent unconditional: 1800, dependent: 182, dependent conditional: 110, dependent unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 11067, independent: 10885, independent conditional: 1438, independent unconditional: 9447, dependent: 182, dependent conditional: 46, dependent unconditional: 136, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 11067, independent: 10885, independent conditional: 1438, independent unconditional: 9447, dependent: 182, dependent conditional: 46, dependent unconditional: 136, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1761, independent: 1715, independent conditional: 34, independent unconditional: 1681, dependent: 46, dependent conditional: 10, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1761, independent: 1673, independent conditional: 0, independent unconditional: 1673, dependent: 88, dependent conditional: 0, dependent unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 88, independent: 42, independent conditional: 16, independent unconditional: 26, dependent: 46, dependent conditional: 10, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 88, independent: 42, independent conditional: 16, independent unconditional: 26, dependent: 46, dependent conditional: 10, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1413, independent: 563, independent conditional: 105, independent unconditional: 459, dependent: 849, dependent conditional: 62, dependent unconditional: 788, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 11067, independent: 9170, independent conditional: 1404, independent unconditional: 7766, dependent: 136, dependent conditional: 36, dependent unconditional: 100, unknown: 1761, unknown conditional: 44, unknown unconditional: 1717] , Statistics on independence cache: Total cache size (in pairs): 1761, Positive cache size: 1715, Positive conditional cache size: 34, Positive unconditional cache size: 1681, Negative cache size: 46, Negative conditional cache size: 10, Negative unconditional cache size: 36, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 7711 ], Independence queries for same thread: 23 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 5321, independent: 5263, independent conditional: 3689, independent unconditional: 1574, dependent: 58, dependent conditional: 22, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5301, independent: 5263, independent conditional: 3689, independent unconditional: 1574, dependent: 38, dependent conditional: 2, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5301, independent: 5263, independent conditional: 3689, independent unconditional: 1574, dependent: 38, dependent conditional: 2, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 5301, independent: 5263, independent conditional: 3689, independent unconditional: 1574, dependent: 38, dependent conditional: 2, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5351, independent: 5263, independent conditional: 3689, independent unconditional: 1574, dependent: 88, dependent conditional: 16, dependent unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 5351, independent: 5263, independent conditional: 684, independent unconditional: 4579, dependent: 88, dependent conditional: 4, dependent unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5351, independent: 5263, independent conditional: 684, independent unconditional: 4579, dependent: 88, dependent conditional: 4, dependent unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1600, independent: 1562, independent conditional: 33, independent unconditional: 1529, dependent: 38, dependent conditional: 2, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1600, independent: 1521, independent conditional: 0, independent unconditional: 1521, dependent: 79, dependent conditional: 0, dependent unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 79, independent: 41, independent conditional: 15, independent unconditional: 26, dependent: 38, dependent conditional: 2, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 79, independent: 41, independent conditional: 15, independent unconditional: 26, dependent: 38, dependent conditional: 2, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 864, independent: 344, independent conditional: 86, independent unconditional: 258, dependent: 520, dependent conditional: 15, dependent unconditional: 505, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 5351, independent: 3701, independent conditional: 651, independent unconditional: 3050, dependent: 50, dependent conditional: 2, dependent unconditional: 48, unknown: 1600, unknown conditional: 35, unknown unconditional: 1565] , Statistics on independence cache: Total cache size (in pairs): 1600, Positive cache size: 1562, Positive conditional cache size: 33, Positive unconditional cache size: 1529, Negative cache size: 38, Negative conditional cache size: 2, Negative unconditional cache size: 36, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 3017, Maximal queried relation: 1, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5351, independent: 5263, independent conditional: 3689, independent unconditional: 1574, dependent: 88, dependent conditional: 16, dependent unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 5351, independent: 5263, independent conditional: 684, independent unconditional: 4579, dependent: 88, dependent conditional: 4, dependent unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5351, independent: 5263, independent conditional: 684, independent unconditional: 4579, dependent: 88, dependent conditional: 4, dependent unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1600, independent: 1562, independent conditional: 33, independent unconditional: 1529, dependent: 38, dependent conditional: 2, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1600, independent: 1521, independent conditional: 0, independent unconditional: 1521, dependent: 79, dependent conditional: 0, dependent unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 79, independent: 41, independent conditional: 15, independent unconditional: 26, dependent: 38, dependent conditional: 2, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 79, independent: 41, independent conditional: 15, independent unconditional: 26, dependent: 38, dependent conditional: 2, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 864, independent: 344, independent conditional: 86, independent unconditional: 258, dependent: 520, dependent conditional: 15, dependent unconditional: 505, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 5351, independent: 3701, independent conditional: 651, independent unconditional: 3050, dependent: 50, dependent conditional: 2, dependent unconditional: 48, unknown: 1600, unknown conditional: 35, unknown unconditional: 1565] , Statistics on independence cache: Total cache size (in pairs): 1600, Positive cache size: 1562, Positive conditional cache size: 33, Positive unconditional cache size: 1529, Negative cache size: 38, Negative conditional cache size: 2, Negative unconditional cache size: 36, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 3017 ], Independence queries for same thread: 20, Persistent sets #1 benchmarks: Persistent set computation time: 0.8s, Number of persistent set computation: 323, Number of trivial persistent sets: 94, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1565, independent: 1529, independent conditional: 0, independent unconditional: 1529, dependent: 36, dependent conditional: 0, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 5321, independent: 5263, independent conditional: 3689, independent unconditional: 1574, dependent: 58, dependent conditional: 22, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5301, independent: 5263, independent conditional: 3689, independent unconditional: 1574, dependent: 38, dependent conditional: 2, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5301, independent: 5263, independent conditional: 3689, independent unconditional: 1574, dependent: 38, dependent conditional: 2, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 5301, independent: 5263, independent conditional: 3689, independent unconditional: 1574, dependent: 38, dependent conditional: 2, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5351, independent: 5263, independent conditional: 3689, independent unconditional: 1574, dependent: 88, dependent conditional: 16, dependent unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 5351, independent: 5263, independent conditional: 684, independent unconditional: 4579, dependent: 88, dependent conditional: 4, dependent unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5351, independent: 5263, independent conditional: 684, independent unconditional: 4579, dependent: 88, dependent conditional: 4, dependent unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1600, independent: 1562, independent conditional: 33, independent unconditional: 1529, dependent: 38, dependent conditional: 2, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1600, independent: 1521, independent conditional: 0, independent unconditional: 1521, dependent: 79, dependent conditional: 0, dependent unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 79, independent: 41, independent conditional: 15, independent unconditional: 26, dependent: 38, dependent conditional: 2, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 79, independent: 41, independent conditional: 15, independent unconditional: 26, dependent: 38, dependent conditional: 2, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 864, independent: 344, independent conditional: 86, independent unconditional: 258, dependent: 520, dependent conditional: 15, dependent unconditional: 505, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 5351, independent: 3701, independent conditional: 651, independent unconditional: 3050, dependent: 50, dependent conditional: 2, dependent unconditional: 48, unknown: 1600, unknown conditional: 35, unknown unconditional: 1565] , Statistics on independence cache: Total cache size (in pairs): 1600, Positive cache size: 1562, Positive conditional cache size: 33, Positive unconditional cache size: 1529, Negative cache size: 38, Negative conditional cache size: 2, Negative unconditional cache size: 36, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 3017, Maximal queried relation: 1, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5351, independent: 5263, independent conditional: 3689, independent unconditional: 1574, dependent: 88, dependent conditional: 16, dependent unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 5351, independent: 5263, independent conditional: 684, independent unconditional: 4579, dependent: 88, dependent conditional: 4, dependent unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5351, independent: 5263, independent conditional: 684, independent unconditional: 4579, dependent: 88, dependent conditional: 4, dependent unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1600, independent: 1562, independent conditional: 33, independent unconditional: 1529, dependent: 38, dependent conditional: 2, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1600, independent: 1521, independent conditional: 0, independent unconditional: 1521, dependent: 79, dependent conditional: 0, dependent unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 79, independent: 41, independent conditional: 15, independent unconditional: 26, dependent: 38, dependent conditional: 2, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 79, independent: 41, independent conditional: 15, independent unconditional: 26, dependent: 38, dependent conditional: 2, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 864, independent: 344, independent conditional: 86, independent unconditional: 258, dependent: 520, dependent conditional: 15, dependent unconditional: 505, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 5351, independent: 3701, independent conditional: 651, independent unconditional: 3050, dependent: 50, dependent conditional: 2, dependent unconditional: 48, unknown: 1600, unknown conditional: 35, unknown unconditional: 1565] , Statistics on independence cache: Total cache size (in pairs): 1600, Positive cache size: 1562, Positive conditional cache size: 33, Positive unconditional cache size: 1529, Negative cache size: 38, Negative conditional cache size: 2, Negative unconditional cache size: 36, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 3017 ], Independence queries for same thread: 20 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2757, independent: 2721, independent conditional: 1049, independent unconditional: 1672, dependent: 36, dependent conditional: 7, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2752, independent: 2721, independent conditional: 1049, independent unconditional: 1672, dependent: 31, dependent conditional: 2, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2752, independent: 2721, independent conditional: 1049, independent unconditional: 1672, dependent: 31, dependent conditional: 2, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2752, independent: 2721, independent conditional: 1049, independent unconditional: 1672, dependent: 31, dependent conditional: 2, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2784, independent: 2721, independent conditional: 1049, independent unconditional: 1672, dependent: 63, dependent conditional: 5, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2784, independent: 2721, independent conditional: 0, independent unconditional: 2721, dependent: 63, dependent conditional: 0, dependent unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2784, independent: 2721, independent conditional: 0, independent unconditional: 2721, dependent: 63, dependent conditional: 0, dependent unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1390, independent: 1364, independent conditional: 0, independent unconditional: 1364, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1390, independent: 1341, independent conditional: 0, independent unconditional: 1341, dependent: 49, dependent conditional: 0, dependent unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 49, independent: 23, independent conditional: 0, independent unconditional: 23, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 49, independent: 23, independent conditional: 0, independent unconditional: 23, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 675, independent: 241, independent conditional: 0, independent unconditional: 241, dependent: 434, dependent conditional: 0, dependent unconditional: 434, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 2784, independent: 1357, independent conditional: 0, independent unconditional: 1357, dependent: 37, dependent conditional: 0, dependent unconditional: 37, unknown: 1390, unknown conditional: 0, unknown unconditional: 1390] , Statistics on independence cache: Total cache size (in pairs): 1390, Positive cache size: 1364, Positive conditional cache size: 0, Positive unconditional cache size: 1364, Negative cache size: 26, Negative conditional cache size: 0, Negative unconditional cache size: 26, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1054, Maximal queried relation: 1, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2784, independent: 2721, independent conditional: 1049, independent unconditional: 1672, dependent: 63, dependent conditional: 5, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2784, independent: 2721, independent conditional: 0, independent unconditional: 2721, dependent: 63, dependent conditional: 0, dependent unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2784, independent: 2721, independent conditional: 0, independent unconditional: 2721, dependent: 63, dependent conditional: 0, dependent unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1390, independent: 1364, independent conditional: 0, independent unconditional: 1364, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1390, independent: 1341, independent conditional: 0, independent unconditional: 1341, dependent: 49, dependent conditional: 0, dependent unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 49, independent: 23, independent conditional: 0, independent unconditional: 23, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 49, independent: 23, independent conditional: 0, independent unconditional: 23, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 675, independent: 241, independent conditional: 0, independent unconditional: 241, dependent: 434, dependent conditional: 0, dependent unconditional: 434, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 2784, independent: 1357, independent conditional: 0, independent unconditional: 1357, dependent: 37, dependent conditional: 0, dependent unconditional: 37, unknown: 1390, unknown conditional: 0, unknown unconditional: 1390] , Statistics on independence cache: Total cache size (in pairs): 1390, Positive cache size: 1364, Positive conditional cache size: 0, Positive unconditional cache size: 1364, Negative cache size: 26, Negative conditional cache size: 0, Negative unconditional cache size: 26, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1054 ], Independence queries for same thread: 5, Persistent sets #1 benchmarks: Persistent set computation time: 0.7s, Number of persistent set computation: 339, Number of trivial persistent sets: 339, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1389, independent: 1364, independent conditional: 0, independent unconditional: 1364, dependent: 25, dependent conditional: 0, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2757, independent: 2721, independent conditional: 1049, independent unconditional: 1672, dependent: 36, dependent conditional: 7, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2752, independent: 2721, independent conditional: 1049, independent unconditional: 1672, dependent: 31, dependent conditional: 2, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2752, independent: 2721, independent conditional: 1049, independent unconditional: 1672, dependent: 31, dependent conditional: 2, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2752, independent: 2721, independent conditional: 1049, independent unconditional: 1672, dependent: 31, dependent conditional: 2, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2784, independent: 2721, independent conditional: 1049, independent unconditional: 1672, dependent: 63, dependent conditional: 5, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2784, independent: 2721, independent conditional: 0, independent unconditional: 2721, dependent: 63, dependent conditional: 0, dependent unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2784, independent: 2721, independent conditional: 0, independent unconditional: 2721, dependent: 63, dependent conditional: 0, dependent unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1390, independent: 1364, independent conditional: 0, independent unconditional: 1364, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1390, independent: 1341, independent conditional: 0, independent unconditional: 1341, dependent: 49, dependent conditional: 0, dependent unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 49, independent: 23, independent conditional: 0, independent unconditional: 23, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 49, independent: 23, independent conditional: 0, independent unconditional: 23, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 675, independent: 241, independent conditional: 0, independent unconditional: 241, dependent: 434, dependent conditional: 0, dependent unconditional: 434, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 2784, independent: 1357, independent conditional: 0, independent unconditional: 1357, dependent: 37, dependent conditional: 0, dependent unconditional: 37, unknown: 1390, unknown conditional: 0, unknown unconditional: 1390] , Statistics on independence cache: Total cache size (in pairs): 1390, Positive cache size: 1364, Positive conditional cache size: 0, Positive unconditional cache size: 1364, Negative cache size: 26, Negative conditional cache size: 0, Negative unconditional cache size: 26, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1054, Maximal queried relation: 1, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2784, independent: 2721, independent conditional: 1049, independent unconditional: 1672, dependent: 63, dependent conditional: 5, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2784, independent: 2721, independent conditional: 0, independent unconditional: 2721, dependent: 63, dependent conditional: 0, dependent unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2784, independent: 2721, independent conditional: 0, independent unconditional: 2721, dependent: 63, dependent conditional: 0, dependent unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1390, independent: 1364, independent conditional: 0, independent unconditional: 1364, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1390, independent: 1341, independent conditional: 0, independent unconditional: 1341, dependent: 49, dependent conditional: 0, dependent unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 49, independent: 23, independent conditional: 0, independent unconditional: 23, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 49, independent: 23, independent conditional: 0, independent unconditional: 23, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 675, independent: 241, independent conditional: 0, independent unconditional: 241, dependent: 434, dependent conditional: 0, dependent unconditional: 434, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 2784, independent: 1357, independent conditional: 0, independent unconditional: 1357, dependent: 37, dependent conditional: 0, dependent unconditional: 37, unknown: 1390, unknown conditional: 0, unknown unconditional: 1390] , Statistics on independence cache: Total cache size (in pairs): 1390, Positive cache size: 1364, Positive conditional cache size: 0, Positive unconditional cache size: 1364, Negative cache size: 26, Negative conditional cache size: 0, Negative unconditional cache size: 26, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1054 ], Independence queries for same thread: 5 - PositiveResult [Line: 710]: 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: readerThread1of1ForFork2 with 1 thread instances CFG has 7 procedures, 76 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 3.8s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 3.1s, 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: 30, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 117 NumberOfCodeBlocks, 117 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 113 ConstructedInterpolants, 0 QuantifiedInterpolants, 213 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: ConditionalCommutativityOverallTime: 0.0s, ConditionalCommutativityCheckTime: 0.5s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 1, ConditionalCommutativityCommutingCounterexamples: 0, ConditionalCommutativityConditionCalculations: 6, ConditionalCommutativityTraceChecks: 1, ConditionalCommutativityImperfectProofs: 0 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: readerThread1of1ForFork3 with 1 thread instances CFG has 7 procedures, 76 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 1.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 1.6s, 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: 12, 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, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 32 NumberOfCodeBlocks, 32 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 30 ConstructedInterpolants, 0 QuantifiedInterpolants, 94 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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: 0.3s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 2, ConditionalCommutativityCommutingCounterexamples: 0, ConditionalCommutativityConditionCalculations: 2, ConditionalCommutativityTraceChecks: 2, ConditionalCommutativityImperfectProofs: 0 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 76 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 1.1s, 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: 0, 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: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: ConditionalCommutativityOverallTime: 0.0s, ConditionalCommutativityCheckTime: 0.3s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 2, ConditionalCommutativityCommutingCounterexamples: 0, ConditionalCommutativityConditionCalculations: 5, ConditionalCommutativityTraceChecks: 2, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-10-19 00:13:18,681 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Ended with exit code 0 [2024-10-19 00:13:18,877 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Forceful destruction successful, exit code 0 [2024-10-19 00:13:19,076 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-10-19 00:13:19,277 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE