./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-atomic/read_write_lock-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/config/GemCutterMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-atomic/read_write_lock-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3e2f466b16db44ce2fec1aabf9e70b4ab734ef2801c32e66d10c5bcbcceb5301 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 14:09:19,213 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 14:09:19,338 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Default.epf [2023-11-06 14:09:19,350 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 14:09:19,351 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 14:09:19,396 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 14:09:19,397 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 14:09:19,398 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 14:09:19,399 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 14:09:19,406 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 14:09:19,407 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 14:09:19,407 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 14:09:19,408 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 14:09:19,410 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 14:09:19,410 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 14:09:19,411 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 14:09:19,411 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 14:09:19,411 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 14:09:19,412 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-06 14:09:19,412 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-06 14:09:19,413 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-06 14:09:19,413 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 14:09:19,414 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 14:09:19,414 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 14:09:19,415 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 14:09:19,415 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 14:09:19,416 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 14:09:19,416 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 14:09:19,417 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 14:09:19,417 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 14:09:19,419 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 14:09:19,419 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 14:09:19,419 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 14:09:19,419 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 14:09:19,420 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-06 14:09:19,420 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2023-11-06 14:09:19,420 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-11-06 14:09:19,420 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-11-06 14:09:19,421 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-11-06 14:09:19,421 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3e2f466b16db44ce2fec1aabf9e70b4ab734ef2801c32e66d10c5bcbcceb5301 [2023-11-06 14:09:19,709 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 14:09:19,731 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 14:09:19,734 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 14:09:19,735 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 14:09:19,736 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 14:09:19,738 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/../../sv-benchmarks/c/pthread-atomic/read_write_lock-2.i [2023-11-06 14:09:22,983 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 14:09:23,349 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 14:09:23,354 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/sv-benchmarks/c/pthread-atomic/read_write_lock-2.i [2023-11-06 14:09:23,378 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/data/8765e4cdc/9f2fcd80e7ff457b93f12869eb209c37/FLAGa01412544 [2023-11-06 14:09:23,396 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/data/8765e4cdc/9f2fcd80e7ff457b93f12869eb209c37 [2023-11-06 14:09:23,404 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 14:09:23,407 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 14:09:23,408 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 14:09:23,409 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 14:09:23,414 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 14:09:23,415 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 02:09:23" (1/1) ... [2023-11-06 14:09:23,416 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b28feb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:09:23, skipping insertion in model container [2023-11-06 14:09:23,417 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 02:09:23" (1/1) ... [2023-11-06 14:09:23,483 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 14:09:23,710 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-06 14:09:23,943 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 14:09:23,958 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 14:09:23,973 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-06 14:09:24,008 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 14:09:24,040 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 14:09:24,040 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 14:09:24,041 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 14:09:24,049 INFO L206 MainTranslator]: Completed translation [2023-11-06 14:09:24,050 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:09:24 WrapperNode [2023-11-06 14:09:24,050 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 14:09:24,051 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 14:09:24,052 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 14:09:24,052 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 14:09:24,060 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:09:24" (1/1) ... [2023-11-06 14:09:24,077 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:09:24" (1/1) ... [2023-11-06 14:09:24,107 INFO L138 Inliner]: procedures = 174, calls = 52, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 121 [2023-11-06 14:09:24,107 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 14:09:24,108 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 14:09:24,109 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 14:09:24,109 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 14:09:24,117 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:09:24" (1/1) ... [2023-11-06 14:09:24,117 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:09:24" (1/1) ... [2023-11-06 14:09:24,121 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:09:24" (1/1) ... [2023-11-06 14:09:24,121 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:09:24" (1/1) ... [2023-11-06 14:09:24,129 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:09:24" (1/1) ... [2023-11-06 14:09:24,131 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:09:24" (1/1) ... [2023-11-06 14:09:24,134 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:09:24" (1/1) ... [2023-11-06 14:09:24,135 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:09:24" (1/1) ... [2023-11-06 14:09:24,139 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 14:09:24,140 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 14:09:24,140 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 14:09:24,141 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 14:09:24,142 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:09:24" (1/1) ... [2023-11-06 14:09:24,148 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 14:09:24,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/z3 [2023-11-06 14:09:24,183 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 14:09:24,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 14:09:24,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-06 14:09:24,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-06 14:09:24,214 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-06 14:09:24,214 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 14:09:24,214 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2023-11-06 14:09:24,214 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2023-11-06 14:09:24,214 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-06 14:09:24,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 14:09:24,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 14:09:24,215 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-06 14:09:24,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 14:09:24,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 14:09:24,216 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2023-11-06 14:09:24,216 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2023-11-06 14:09:24,217 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-06 14:09:24,357 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 14:09:24,359 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 14:09:24,622 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 14:09:24,681 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 14:09:24,690 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-06 14:09:24,693 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 02:09:24 BoogieIcfgContainer [2023-11-06 14:09:24,694 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 14:09:24,697 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 14:09:24,699 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 14:09:24,702 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 14:09:24,703 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 02:09:23" (1/3) ... [2023-11-06 14:09:24,704 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@500f54a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 02:09:24, skipping insertion in model container [2023-11-06 14:09:24,705 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:09:24" (2/3) ... [2023-11-06 14:09:24,707 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@500f54a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 02:09:24, skipping insertion in model container [2023-11-06 14:09:24,707 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 02:09:24" (3/3) ... [2023-11-06 14:09:24,708 INFO L112 eAbstractionObserver]: Analyzing ICFG read_write_lock-2.i [2023-11-06 14:09:24,728 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 14:09:24,729 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 18 error locations. [2023-11-06 14:09:24,729 INFO L519 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-06 14:09:24,851 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-11-06 14:09:24,934 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-06 14:09:24,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-11-06 14:09:24,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/z3 [2023-11-06 14:09:24,941 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-11-06 14:09:24,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2023-11-06 14:09:25,001 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-11-06 14:09:25,012 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == readerThread1of1ForFork2 ======== [2023-11-06 14:09:25,019 INFO L357 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, mHoare=false, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, 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;@6be2b732, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-06 14:09:25,020 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 14:09:25,407 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting readerErr0ASSERT_VIOLATIONMEMORY_LEAK === [readerErr0ASSERT_VIOLATIONMEMORY_LEAK] === [2023-11-06 14:09:25,412 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 14:09:25,413 INFO L85 PathProgramCache]: Analyzing trace with hash 1430164800, now seen corresponding path program 1 times [2023-11-06 14:09:25,423 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 14:09:25,424 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2052110337] [2023-11-06 14:09:25,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 14:09:25,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 14:09:25,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 14:09:25,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 14:09:25,922 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 14:09:25,922 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2052110337] [2023-11-06 14:09:25,923 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2052110337] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 14:09:25,923 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 14:09:25,923 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-06 14:09:25,925 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [806842946] [2023-11-06 14:09:25,926 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 14:09:25,931 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 14:09:25,931 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 14:09:25,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 14:09:25,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-06 14:09:25,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:09:25,975 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-06 14:09:25,976 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 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) [2023-11-06 14:09:25,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:09:26,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-06 14:09:26,222 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 14:09:26,222 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting readerErr0ASSERT_VIOLATIONMEMORY_LEAK === [readerErr0ASSERT_VIOLATIONMEMORY_LEAK] === [2023-11-06 14:09:26,223 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 14:09:26,223 INFO L85 PathProgramCache]: Analyzing trace with hash 819387572, now seen corresponding path program 1 times [2023-11-06 14:09:26,223 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 14:09:26,224 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [602265230] [2023-11-06 14:09:26,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 14:09:26,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 14:09:26,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 14:09:26,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 14:09:26,428 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 14:09:26,429 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [602265230] [2023-11-06 14:09:26,429 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [602265230] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 14:09:26,429 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 14:09:26,430 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-06 14:09:26,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2091418091] [2023-11-06 14:09:26,430 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 14:09:26,432 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 14:09:26,432 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 14:09:26,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 14:09:26,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-06 14:09:26,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:09:26,437 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-06 14:09:26,437 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 6 states have internal predecessors, (67), 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) [2023-11-06 14:09:26,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-11-06 14:09:26,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:09:26,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-06 14:09:26,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 14:09:26,700 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 14:09:26,700 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting readerErr0ASSERT_VIOLATIONMEMORY_LEAK === [readerErr0ASSERT_VIOLATIONMEMORY_LEAK] === [2023-11-06 14:09:26,702 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 14:09:26,702 INFO L85 PathProgramCache]: Analyzing trace with hash 1778683691, now seen corresponding path program 1 times [2023-11-06 14:09:26,703 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 14:09:26,704 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1392399728] [2023-11-06 14:09:26,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 14:09:26,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 14:09:26,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 14:09:27,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 14:09:27,025 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 14:09:27,025 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1392399728] [2023-11-06 14:09:27,025 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1392399728] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 14:09:27,026 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 14:09:27,026 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-06 14:09:27,026 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726082503] [2023-11-06 14:09:27,026 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 14:09:27,027 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 14:09:27,027 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 14:09:27,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 14:09:27,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-06 14:09:27,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:09:27,030 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-06 14:09:27,030 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 6 states have internal predecessors, (68), 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) [2023-11-06 14:09:27,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-11-06 14:09:27,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-11-06 14:09:27,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:09:27,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-06 14:09:27,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 14:09:27,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-06 14:09:27,331 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-06 14:09:27,331 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting readerErr0ASSERT_VIOLATIONMEMORY_LEAK === [readerErr0ASSERT_VIOLATIONMEMORY_LEAK] === [2023-11-06 14:09:27,332 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 14:09:27,332 INFO L85 PathProgramCache]: Analyzing trace with hash 623982668, now seen corresponding path program 1 times [2023-11-06 14:09:27,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 14:09:27,333 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1960233580] [2023-11-06 14:09:27,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 14:09:27,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 14:09:27,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 14:09:27,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 14:09:27,457 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 14:09:27,457 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1960233580] [2023-11-06 14:09:27,461 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1960233580] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 14:09:27,462 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 14:09:27,462 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-06 14:09:27,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [598945336] [2023-11-06 14:09:27,463 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 14:09:27,463 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 14:09:27,463 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 14:09:27,464 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 14:09:27,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-06 14:09:27,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:09:27,467 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-06 14:09:27,470 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 6 states have internal predecessors, (58), 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) [2023-11-06 14:09:27,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-11-06 14:09:27,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-11-06 14:09:27,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-11-06 14:09:27,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:09:28,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-06 14:09:28,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-06 14:09:28,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-06 14:09:28,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 14:09:28,247 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-06 14:09:28,248 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting readerErr0ASSERT_VIOLATIONMEMORY_LEAK === [readerErr0ASSERT_VIOLATIONMEMORY_LEAK] === [2023-11-06 14:09:28,248 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 14:09:28,249 INFO L85 PathProgramCache]: Analyzing trace with hash 1144113323, now seen corresponding path program 2 times [2023-11-06 14:09:28,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 14:09:28,249 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2084578082] [2023-11-06 14:09:28,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 14:09:28,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 14:09:28,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 14:09:28,325 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 14:09:28,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 14:09:28,402 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 14:09:28,402 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-06 14:09:28,404 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location readerErr0ASSERT_VIOLATIONMEMORY_LEAK (0 of 1 remaining) [2023-11-06 14:09:28,406 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-06 14:09:28,429 INFO L445 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1] [2023-11-06 14:09:28,431 INFO L307 ceAbstractionStarter]: Result for error location readerThread1of1ForFork2 was UNSAFE (1/3) [2023-11-06 14:09:28,438 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-11-06 14:09:28,438 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 14:09:28,544 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 02:09:28 BasicIcfg [2023-11-06 14:09:28,545 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 14:09:28,545 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 14:09:28,545 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 14:09:28,546 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 14:09:28,547 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 02:09:24" (3/4) ... [2023-11-06 14:09:28,549 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 14:09:28,550 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 14:09:28,551 INFO L158 Benchmark]: Toolchain (without parser) took 5144.70ms. Allocated memory was 148.9MB in the beginning and 186.6MB in the end (delta: 37.7MB). Free memory was 106.2MB in the beginning and 119.8MB in the end (delta: -13.7MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. [2023-11-06 14:09:28,552 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 148.9MB. Free memory is still 119.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 14:09:28,552 INFO L158 Benchmark]: CACSL2BoogieTranslator took 642.33ms. Allocated memory is still 148.9MB. Free memory was 105.6MB in the beginning and 85.5MB in the end (delta: 20.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-06 14:09:28,552 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.39ms. Allocated memory is still 148.9MB. Free memory was 85.5MB in the beginning and 83.3MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 14:09:28,553 INFO L158 Benchmark]: Boogie Preprocessor took 31.14ms. Allocated memory is still 148.9MB. Free memory was 83.3MB in the beginning and 81.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 14:09:28,553 INFO L158 Benchmark]: RCFGBuilder took 554.69ms. Allocated memory is still 148.9MB. Free memory was 81.8MB in the beginning and 62.9MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-06 14:09:28,554 INFO L158 Benchmark]: TraceAbstraction took 3847.20ms. Allocated memory was 148.9MB in the beginning and 186.6MB in the end (delta: 37.7MB). Free memory was 62.4MB in the beginning and 120.9MB in the end (delta: -58.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 14:09:28,554 INFO L158 Benchmark]: Witness Printer took 5.31ms. Allocated memory is still 186.6MB. Free memory was 120.9MB in the beginning and 119.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 14:09:28,556 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 148.9MB. Free memory is still 119.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 642.33ms. Allocated memory is still 148.9MB. Free memory was 105.6MB in the beginning and 85.5MB in the end (delta: 20.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.39ms. Allocated memory is still 148.9MB. Free memory was 85.5MB in the beginning and 83.3MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.14ms. Allocated memory is still 148.9MB. Free memory was 83.3MB in the beginning and 81.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 554.69ms. Allocated memory is still 148.9MB. Free memory was 81.8MB in the beginning and 62.9MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 3847.20ms. Allocated memory was 148.9MB in the beginning and 186.6MB in the end (delta: 37.7MB). Free memory was 62.4MB in the beginning and 120.9MB in the end (delta: -58.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.31ms. Allocated memory is still 186.6MB. Free memory was 120.9MB in the beginning and 119.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 1810, independent: 1806, independent conditional: 42, independent unconditional: 1764, dependent: 4, dependent conditional: 1, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 27868, independent: 27390, independent conditional: 11949, independent unconditional: 15441, dependent: 478, dependent conditional: 360, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 27730, independent: 27390, independent conditional: 11949, independent unconditional: 15441, dependent: 340, dependent conditional: 222, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 27730, independent: 27390, independent conditional: 11949, independent unconditional: 15441, dependent: 340, dependent conditional: 222, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 28339, independent: 27390, independent conditional: 0, independent unconditional: 27390, dependent: 949, dependent conditional: 609, dependent unconditional: 340, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 28339, independent: 27390, independent conditional: 0, independent unconditional: 27390, dependent: 949, dependent conditional: 0, dependent unconditional: 949, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 28339, independent: 27390, independent conditional: 0, independent unconditional: 27390, dependent: 949, dependent conditional: 0, dependent unconditional: 949, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6091, independent: 6037, independent conditional: 0, independent unconditional: 6037, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6091, independent: 6034, independent conditional: 0, independent unconditional: 6034, dependent: 57, dependent conditional: 0, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 118, independent: 6, independent conditional: 0, independent unconditional: 6, dependent: 112, dependent conditional: 0, dependent unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 28339, independent: 21353, independent conditional: 0, independent unconditional: 21353, dependent: 895, dependent conditional: 0, dependent unconditional: 895, unknown: 6091, unknown conditional: 0, unknown unconditional: 6091] , Statistics on independence cache: Total cache size (in pairs): 1767, Positive cache size: 1764, Positive conditional cache size: 0, Positive unconditional cache size: 1764, Negative cache size: 3, Negative conditional cache size: 0, Negative unconditional cache size: 3, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 1, Statistics for Abstraction: - StatisticsResult: Independence relation #2 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 3521, independent: 3490, independent conditional: 232, independent unconditional: 3258, dependent: 31, dependent conditional: 14, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 27868, independent: 27390, independent conditional: 11949, independent unconditional: 15441, dependent: 478, dependent conditional: 360, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 27730, independent: 27390, independent conditional: 11949, independent unconditional: 15441, dependent: 340, dependent conditional: 222, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 27730, independent: 27390, independent conditional: 11949, independent unconditional: 15441, dependent: 340, dependent conditional: 222, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 28339, independent: 27390, independent conditional: 0, independent unconditional: 27390, dependent: 949, dependent conditional: 609, dependent unconditional: 340, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 28339, independent: 27390, independent conditional: 0, independent unconditional: 27390, dependent: 949, dependent conditional: 0, dependent unconditional: 949, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 28339, independent: 27390, independent conditional: 0, independent unconditional: 27390, dependent: 949, dependent conditional: 0, dependent unconditional: 949, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6091, independent: 6037, independent conditional: 0, independent unconditional: 6037, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6091, independent: 6034, independent conditional: 0, independent unconditional: 6034, dependent: 57, dependent conditional: 0, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 118, independent: 6, independent conditional: 0, independent unconditional: 6, dependent: 112, dependent conditional: 0, dependent unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 28339, independent: 21353, independent conditional: 0, independent unconditional: 21353, dependent: 895, dependent conditional: 0, dependent unconditional: 895, unknown: 6091, unknown conditional: 0, unknown unconditional: 6091] , Statistics on independence cache: Total cache size (in pairs): 4227, Positive cache size: 4209, Positive conditional cache size: 0, Positive unconditional cache size: 4209, Negative cache size: 18, Negative conditional cache size: 0, Negative unconditional cache size: 18, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1, Maximal queried relation: 1, Independence queries for same thread: 14, Statistics for Abstraction: - StatisticsResult: Independence relation #3 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 3463, independent: 3424, independent conditional: 232, independent unconditional: 3192, dependent: 39, dependent conditional: 12, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 27868, independent: 27390, independent conditional: 11949, independent unconditional: 15441, dependent: 478, dependent conditional: 360, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 27730, independent: 27390, independent conditional: 11949, independent unconditional: 15441, dependent: 340, dependent conditional: 222, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 27730, independent: 27390, independent conditional: 11949, independent unconditional: 15441, dependent: 340, dependent conditional: 222, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 28339, independent: 27390, independent conditional: 0, independent unconditional: 27390, dependent: 949, dependent conditional: 609, dependent unconditional: 340, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 28339, independent: 27390, independent conditional: 0, independent unconditional: 27390, dependent: 949, dependent conditional: 0, dependent unconditional: 949, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 28339, independent: 27390, independent conditional: 0, independent unconditional: 27390, dependent: 949, dependent conditional: 0, dependent unconditional: 949, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6091, independent: 6037, independent conditional: 0, independent unconditional: 6037, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6091, independent: 6034, independent conditional: 0, independent unconditional: 6034, dependent: 57, dependent conditional: 0, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 118, independent: 6, independent conditional: 0, independent unconditional: 6, dependent: 112, dependent conditional: 0, dependent unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 28339, independent: 21353, independent conditional: 0, independent unconditional: 21353, dependent: 895, dependent conditional: 0, dependent unconditional: 895, unknown: 6091, unknown conditional: 0, unknown unconditional: 6091] , Statistics on independence cache: Total cache size (in pairs): 5152, Positive cache size: 5121, Positive conditional cache size: 0, Positive unconditional cache size: 5121, Negative cache size: 31, Negative conditional cache size: 0, Negative unconditional cache size: 31, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 3, Maximal queried relation: 2, Independence queries for same thread: 25, Statistics for Abstraction: - StatisticsResult: Independence relation #4 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 5657, independent: 5563, independent conditional: 2123, independent unconditional: 3440, dependent: 94, dependent conditional: 62, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 27868, independent: 27390, independent conditional: 11949, independent unconditional: 15441, dependent: 478, dependent conditional: 360, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 27730, independent: 27390, independent conditional: 11949, independent unconditional: 15441, dependent: 340, dependent conditional: 222, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 27730, independent: 27390, independent conditional: 11949, independent unconditional: 15441, dependent: 340, dependent conditional: 222, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 28339, independent: 27390, independent conditional: 0, independent unconditional: 27390, dependent: 949, dependent conditional: 609, dependent unconditional: 340, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 28339, independent: 27390, independent conditional: 0, independent unconditional: 27390, dependent: 949, dependent conditional: 0, dependent unconditional: 949, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 28339, independent: 27390, independent conditional: 0, independent unconditional: 27390, dependent: 949, dependent conditional: 0, dependent unconditional: 949, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6091, independent: 6037, independent conditional: 0, independent unconditional: 6037, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6091, independent: 6034, independent conditional: 0, independent unconditional: 6034, dependent: 57, dependent conditional: 0, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 118, independent: 6, independent conditional: 0, independent unconditional: 6, dependent: 112, dependent conditional: 0, dependent unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 28339, independent: 21353, independent conditional: 0, independent unconditional: 21353, dependent: 895, dependent conditional: 0, dependent unconditional: 895, unknown: 6091, unknown conditional: 0, unknown unconditional: 6091] , Statistics on independence cache: Total cache size (in pairs): 5886, Positive cache size: 5838, Positive conditional cache size: 0, Positive unconditional cache size: 5838, Negative cache size: 48, Negative conditional cache size: 0, Negative unconditional cache size: 48, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 96, Maximal queried relation: 3, Independence queries for same thread: 50, Statistics for Abstraction: - StatisticsResult: Independence relation #5 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 13417, independent: 13107, independent conditional: 9320, independent unconditional: 3787, dependent: 310, dependent conditional: 271, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 27868, independent: 27390, independent conditional: 11949, independent unconditional: 15441, dependent: 478, dependent conditional: 360, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 27730, independent: 27390, independent conditional: 11949, independent unconditional: 15441, dependent: 340, dependent conditional: 222, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 27730, independent: 27390, independent conditional: 11949, independent unconditional: 15441, dependent: 340, dependent conditional: 222, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 28339, independent: 27390, independent conditional: 0, independent unconditional: 27390, dependent: 949, dependent conditional: 609, dependent unconditional: 340, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 28339, independent: 27390, independent conditional: 0, independent unconditional: 27390, dependent: 949, dependent conditional: 0, dependent unconditional: 949, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 28339, independent: 27390, independent conditional: 0, independent unconditional: 27390, dependent: 949, dependent conditional: 0, dependent unconditional: 949, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6091, independent: 6037, independent conditional: 0, independent unconditional: 6037, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6091, independent: 6034, independent conditional: 0, independent unconditional: 6034, dependent: 57, dependent conditional: 0, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 118, independent: 6, independent conditional: 0, independent unconditional: 6, dependent: 112, dependent conditional: 0, dependent unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 28339, independent: 21353, independent conditional: 0, independent unconditional: 21353, dependent: 895, dependent conditional: 0, dependent unconditional: 895, unknown: 6091, unknown conditional: 0, unknown unconditional: 6091] , Statistics on independence cache: Total cache size (in pairs): 6091, Positive cache size: 6037, Positive conditional cache size: 0, Positive unconditional cache size: 6037, Negative cache size: 54, Negative conditional cache size: 0, Negative unconditional cache size: 54, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 609, Maximal queried relation: 4, Independence queries for same thread: 138, Statistics for Abstraction: - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.3s, Number of persistent set computation: 38, Number of trivial persistent sets: 22, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1767, independent: 1764, independent conditional: 0, independent unconditional: 1764, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 1810, independent: 1806, independent conditional: 42, independent unconditional: 1764, dependent: 4, dependent conditional: 1, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 27868, independent: 27390, independent conditional: 11949, independent unconditional: 15441, dependent: 478, dependent conditional: 360, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 27730, independent: 27390, independent conditional: 11949, independent unconditional: 15441, dependent: 340, dependent conditional: 222, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 27730, independent: 27390, independent conditional: 11949, independent unconditional: 15441, dependent: 340, dependent conditional: 222, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 28339, independent: 27390, independent conditional: 0, independent unconditional: 27390, dependent: 949, dependent conditional: 609, dependent unconditional: 340, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 28339, independent: 27390, independent conditional: 0, independent unconditional: 27390, dependent: 949, dependent conditional: 0, dependent unconditional: 949, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 28339, independent: 27390, independent conditional: 0, independent unconditional: 27390, dependent: 949, dependent conditional: 0, dependent unconditional: 949, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6091, independent: 6037, independent conditional: 0, independent unconditional: 6037, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6091, independent: 6034, independent conditional: 0, independent unconditional: 6034, dependent: 57, dependent conditional: 0, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 118, independent: 6, independent conditional: 0, independent unconditional: 6, dependent: 112, dependent conditional: 0, dependent unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 28339, independent: 21353, independent conditional: 0, independent unconditional: 21353, dependent: 895, dependent conditional: 0, dependent unconditional: 895, unknown: 6091, unknown conditional: 0, unknown unconditional: 6091] , Statistics on independence cache: Total cache size (in pairs): 1767, Positive cache size: 1764, Positive conditional cache size: 0, Positive unconditional cache size: 1764, Negative cache size: 3, Negative conditional cache size: 0, Negative unconditional cache size: 3, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 1, Statistics for Abstraction: - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.1s, Number of persistent set computation: 68, Number of trivial persistent sets: 53, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3275, independent: 3258, independent conditional: 0, independent unconditional: 3258, dependent: 17, dependent conditional: 0, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 3521, independent: 3490, independent conditional: 232, independent unconditional: 3258, dependent: 31, dependent conditional: 14, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 27868, independent: 27390, independent conditional: 11949, independent unconditional: 15441, dependent: 478, dependent conditional: 360, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 27730, independent: 27390, independent conditional: 11949, independent unconditional: 15441, dependent: 340, dependent conditional: 222, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 27730, independent: 27390, independent conditional: 11949, independent unconditional: 15441, dependent: 340, dependent conditional: 222, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 28339, independent: 27390, independent conditional: 0, independent unconditional: 27390, dependent: 949, dependent conditional: 609, dependent unconditional: 340, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 28339, independent: 27390, independent conditional: 0, independent unconditional: 27390, dependent: 949, dependent conditional: 0, dependent unconditional: 949, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 28339, independent: 27390, independent conditional: 0, independent unconditional: 27390, dependent: 949, dependent conditional: 0, dependent unconditional: 949, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6091, independent: 6037, independent conditional: 0, independent unconditional: 6037, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6091, independent: 6034, independent conditional: 0, independent unconditional: 6034, dependent: 57, dependent conditional: 0, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 118, independent: 6, independent conditional: 0, independent unconditional: 6, dependent: 112, dependent conditional: 0, dependent unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 28339, independent: 21353, independent conditional: 0, independent unconditional: 21353, dependent: 895, dependent conditional: 0, dependent unconditional: 895, unknown: 6091, unknown conditional: 0, unknown unconditional: 6091] , Statistics on independence cache: Total cache size (in pairs): 4227, Positive cache size: 4209, Positive conditional cache size: 0, Positive unconditional cache size: 4209, Negative cache size: 18, Negative conditional cache size: 0, Negative unconditional cache size: 18, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1, Maximal queried relation: 1, Independence queries for same thread: 14, Statistics for Abstraction: - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.1s, Number of persistent set computation: 69, Number of trivial persistent sets: 54, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3219, independent: 3192, independent conditional: 0, independent unconditional: 3192, dependent: 27, dependent conditional: 0, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 3463, independent: 3424, independent conditional: 232, independent unconditional: 3192, dependent: 39, dependent conditional: 12, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 27868, independent: 27390, independent conditional: 11949, independent unconditional: 15441, dependent: 478, dependent conditional: 360, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 27730, independent: 27390, independent conditional: 11949, independent unconditional: 15441, dependent: 340, dependent conditional: 222, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 27730, independent: 27390, independent conditional: 11949, independent unconditional: 15441, dependent: 340, dependent conditional: 222, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 28339, independent: 27390, independent conditional: 0, independent unconditional: 27390, dependent: 949, dependent conditional: 609, dependent unconditional: 340, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 28339, independent: 27390, independent conditional: 0, independent unconditional: 27390, dependent: 949, dependent conditional: 0, dependent unconditional: 949, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 28339, independent: 27390, independent conditional: 0, independent unconditional: 27390, dependent: 949, dependent conditional: 0, dependent unconditional: 949, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6091, independent: 6037, independent conditional: 0, independent unconditional: 6037, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6091, independent: 6034, independent conditional: 0, independent unconditional: 6034, dependent: 57, dependent conditional: 0, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 118, independent: 6, independent conditional: 0, independent unconditional: 6, dependent: 112, dependent conditional: 0, dependent unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 28339, independent: 21353, independent conditional: 0, independent unconditional: 21353, dependent: 895, dependent conditional: 0, dependent unconditional: 895, unknown: 6091, unknown conditional: 0, unknown unconditional: 6091] , Statistics on independence cache: Total cache size (in pairs): 5152, Positive cache size: 5121, Positive conditional cache size: 0, Positive unconditional cache size: 5121, Negative cache size: 31, Negative conditional cache size: 0, Negative unconditional cache size: 31, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 3, Maximal queried relation: 2, Independence queries for same thread: 25, Statistics for Abstraction: - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.1s, Number of persistent set computation: 418, Number of trivial persistent sets: 385, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3472, independent: 3440, independent conditional: 0, independent unconditional: 3440, dependent: 32, dependent conditional: 0, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 5657, independent: 5563, independent conditional: 2123, independent unconditional: 3440, dependent: 94, dependent conditional: 62, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 27868, independent: 27390, independent conditional: 11949, independent unconditional: 15441, dependent: 478, dependent conditional: 360, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 27730, independent: 27390, independent conditional: 11949, independent unconditional: 15441, dependent: 340, dependent conditional: 222, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 27730, independent: 27390, independent conditional: 11949, independent unconditional: 15441, dependent: 340, dependent conditional: 222, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 28339, independent: 27390, independent conditional: 0, independent unconditional: 27390, dependent: 949, dependent conditional: 609, dependent unconditional: 340, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 28339, independent: 27390, independent conditional: 0, independent unconditional: 27390, dependent: 949, dependent conditional: 0, dependent unconditional: 949, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 28339, independent: 27390, independent conditional: 0, independent unconditional: 27390, dependent: 949, dependent conditional: 0, dependent unconditional: 949, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6091, independent: 6037, independent conditional: 0, independent unconditional: 6037, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6091, independent: 6034, independent conditional: 0, independent unconditional: 6034, dependent: 57, dependent conditional: 0, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 118, independent: 6, independent conditional: 0, independent unconditional: 6, dependent: 112, dependent conditional: 0, dependent unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 28339, independent: 21353, independent conditional: 0, independent unconditional: 21353, dependent: 895, dependent conditional: 0, dependent unconditional: 895, unknown: 6091, unknown conditional: 0, unknown unconditional: 6091] , Statistics on independence cache: Total cache size (in pairs): 5886, Positive cache size: 5838, Positive conditional cache size: 0, Positive unconditional cache size: 5838, Negative cache size: 48, Negative conditional cache size: 0, Negative unconditional cache size: 48, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 96, Maximal queried relation: 3, Independence queries for same thread: 50, Statistics for Abstraction: - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.2s, Number of persistent set computation: 1087, Number of trivial persistent sets: 960, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3826, independent: 3787, independent conditional: 0, independent unconditional: 3787, dependent: 39, dependent conditional: 0, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 13417, independent: 13107, independent conditional: 9320, independent unconditional: 3787, dependent: 310, dependent conditional: 271, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 27868, independent: 27390, independent conditional: 11949, independent unconditional: 15441, dependent: 478, dependent conditional: 360, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 27730, independent: 27390, independent conditional: 11949, independent unconditional: 15441, dependent: 340, dependent conditional: 222, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 27730, independent: 27390, independent conditional: 11949, independent unconditional: 15441, dependent: 340, dependent conditional: 222, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 28339, independent: 27390, independent conditional: 0, independent unconditional: 27390, dependent: 949, dependent conditional: 609, dependent unconditional: 340, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 28339, independent: 27390, independent conditional: 0, independent unconditional: 27390, dependent: 949, dependent conditional: 0, dependent unconditional: 949, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 28339, independent: 27390, independent conditional: 0, independent unconditional: 27390, dependent: 949, dependent conditional: 0, dependent unconditional: 949, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6091, independent: 6037, independent conditional: 0, independent unconditional: 6037, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6091, independent: 6034, independent conditional: 0, independent unconditional: 6034, dependent: 57, dependent conditional: 0, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 118, independent: 6, independent conditional: 0, independent unconditional: 6, dependent: 112, dependent conditional: 0, dependent unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 28339, independent: 21353, independent conditional: 0, independent unconditional: 21353, dependent: 895, dependent conditional: 0, dependent unconditional: 895, unknown: 6091, unknown conditional: 0, unknown unconditional: 6091] , Statistics on independence cache: Total cache size (in pairs): 6091, Positive cache size: 6037, Positive conditional cache size: 0, Positive unconditional cache size: 6037, Negative cache size: 54, Negative conditional cache size: 0, Negative unconditional cache size: 54, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 609, Maximal queried relation: 4, Independence queries for same thread: 138, Statistics for Abstraction: - UnprovableResult [Line: 16]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 16. Possible FailurePath: [L704] 0 int w=0, r=0, x, y; VAL [r=0, w=0, x=0, y=0] [L748] 0 pthread_t t1, t2, t3, t4; VAL [r=0, t1={6:0}, t2={7:0}, t3={8:0}, t4={5:0}, w=0, x=0, y=0] [L749] FCALL, FORK 0 pthread_create(&t1, 0, writer, 0) VAL [pthread_create(&t1, 0, writer, 0)=-3, r=0, t1={6:0}, t2={7:0}, t3={8:0}, t4={5:0}, w=0, x=0, y=0] [L750] FCALL, FORK 0 pthread_create(&t2, 0, reader, 0) VAL [pthread_create(&t2, 0, reader, 0)=-2, r=0, t1={6:0}, t2={7:0}, t3={8:0}, t4={5:0}, w=0, x=0, y=0] [L724] 2 int l; VAL [arg={0:0}, arg={0:0}, r=0, w=0, x=0, y=0] [L751] FCALL, FORK 0 pthread_create(&t3, 0, writer, 0) VAL [pthread_create(&t3, 0, writer, 0)=-1, r=0, t1={6:0}, t2={7:0}, t3={8:0}, t4={5:0}, w=0, x=0, y=0] [L752] FCALL, FORK 0 pthread_create(&t4, 0, reader, 0) VAL [pthread_create(&t4, 0, reader, 0)=0, r=0, t1={6:0}, t2={7:0}, t3={8:0}, t4={5:0}, w=0, x=0, y=0] [L753] 0 \read(t1) VAL [\read(t1)=-3, r=0, t1={6:0}, t2={7:0}, t3={8:0}, t4={5:0}, w=0, x=0, y=0] [L724] 4 int l; VAL [arg={0:0}, arg={0:0}, r=0, w=0, x=0, y=0] [L725] CALL 4 __VERIFIER_atomic_take_read_lock() [L710] CALL 4 assume_abort_if_not(w==0) [L3] COND FALSE 4 !(!cond) [L710] RET 4 assume_abort_if_not(w==0) [L711] 4 r = r+1 [L725] RET 4 __VERIFIER_atomic_take_read_lock() [L727] 4 l = x VAL [arg={0:0}, arg={0:0}, l=0, r=1, w=0, x=0, y=0] [L730] 4 y = l VAL [arg={0:0}, arg={0:0}, l=0, r=1, w=0, x=0, y=0] [L733] 4 int ly = y; VAL [arg={0:0}, arg={0:0}, l=0, ly=0, r=1, w=0, x=0, y=0] [L736] 4 int lx = x; VAL [arg={0:0}, arg={0:0}, l=0, lx=0, ly=0, r=1, w=0, x=0, y=0] [L738] COND FALSE 4 !(!(ly == lx)) VAL [arg={0:0}, arg={0:0}, l=0, lx=0, ly=0, r=1, w=0, x=0, y=0] [L740] 4 l = r-1 VAL [arg={0:0}, arg={0:0}, l=0, lx=0, ly=0, r=1, w=0, x=0, y=0] [L725] CALL 2 __VERIFIER_atomic_take_read_lock() [L710] CALL 2 assume_abort_if_not(w==0) [L3] COND FALSE 2 !(!cond) [L710] RET 2 assume_abort_if_not(w==0) [L711] 2 r = r+1 [L725] RET 2 __VERIFIER_atomic_take_read_lock() [L727] 2 l = x VAL [arg={0:0}, arg={0:0}, l=0, lx=0, ly=0, r=2, w=0, x=0, y=0] [L730] 2 y = l VAL [arg={0:0}, arg={0:0}, l=0, lx=0, ly=0, r=2, w=0, x=0, y=0] [L733] 2 int ly = y; VAL [arg={0:0}, arg={0:0}, l=0, lx=0, ly=0, r=2, w=0, x=0, y=0] [L743] 4 r = l VAL [arg={0:0}, arg={0:0}, l=0, lx=0, ly=0, r=0, w=0, x=0, y=0] [L745] 4 return 0; VAL [\result={0:0}, arg={0:0}, arg={0:0}, l=0, lx=0, ly=0, r=0, w=0, x=0, y=0] [L714] CALL 1 __VERIFIER_atomic_take_write_lock() [L706] CALL 1 assume_abort_if_not(w==0 && r==0) [L3] COND FALSE 1 !(!cond) [L706] RET 1 assume_abort_if_not(w==0 && r==0) [L707] 1 w = 1 [L714] RET 1 __VERIFIER_atomic_take_write_lock() [L716] 1 x = 3 VAL [arg={0:0}, arg={0:0}, r=0, w=1, x=3, y=0] [L736] 2 int lx = x; VAL [\result={0:0}, arg={0:0}, arg={0:0}, l=0, lx=0, ly=0, r=0, w=1, x=3, y=0] [L738] COND TRUE 2 !(ly == lx) VAL [\result={0:0}, arg={0:0}, arg={0:0}, l=0, lx=0, ly=0, r=0, w=1, x=3, y=0] [L738] CALL 2 reach_error() [L16] COND FALSE 2 !(0) VAL [r=0, w=1, x=3, y=0] [L16] 2 __assert_fail ("0", "read_write_lock-2.c", 7, __extension__ __PRETTY_FUNCTION__) VAL [r=0, w=1, x=3, y=0] - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: readerThread1of1ForFork2 with 1 thread instances CFG has 7 procedures, 167 locations, 24 error locations. Started 1 CEGAR loops. OverallTime: 3.5s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 2.0s, 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: 34, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 299 NumberOfCodeBlocks, 299 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 227 ConstructedInterpolants, 0 QuantifiedInterpolants, 359 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-06 14:09:28,583 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2023-11-06 14:09:28,786 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/config/GemCutterMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-atomic/read_write_lock-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3e2f466b16db44ce2fec1aabf9e70b4ab734ef2801c32e66d10c5bcbcceb5301 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 14:09:31,645 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 14:09:31,807 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Bitvector.epf [2023-11-06 14:09:31,819 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 14:09:31,820 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 14:09:31,872 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 14:09:31,873 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 14:09:31,874 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 14:09:31,875 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 14:09:31,881 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 14:09:31,881 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 14:09:31,882 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 14:09:31,882 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 14:09:31,883 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 14:09:31,884 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 14:09:31,884 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 14:09:31,884 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 14:09:31,885 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 14:09:31,885 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-06 14:09:31,886 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-06 14:09:31,887 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-06 14:09:31,888 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 14:09:31,888 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 14:09:31,889 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 14:09:31,889 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 14:09:31,890 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 14:09:31,890 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 14:09:31,891 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 14:09:31,892 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 14:09:31,892 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 14:09:31,894 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 14:09:31,894 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 14:09:31,895 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 14:09:31,895 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 14:09:31,896 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-06 14:09:31,896 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 14:09:31,896 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-06 14:09:31,896 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2023-11-06 14:09:31,897 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-11-06 14:09:31,898 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-11-06 14:09:31,898 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-11-06 14:09:31,899 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 14:09:31,899 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3e2f466b16db44ce2fec1aabf9e70b4ab734ef2801c32e66d10c5bcbcceb5301 [2023-11-06 14:09:32,378 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 14:09:32,407 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 14:09:32,411 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 14:09:32,412 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 14:09:32,413 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 14:09:32,414 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/../../sv-benchmarks/c/pthread-atomic/read_write_lock-2.i [2023-11-06 14:09:35,819 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 14:09:36,200 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 14:09:36,200 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/sv-benchmarks/c/pthread-atomic/read_write_lock-2.i [2023-11-06 14:09:36,228 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/data/5b2c06602/f97afa76d811487fb14c8aeaa6b5c797/FLAGc8ed0cfc1 [2023-11-06 14:09:36,243 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/data/5b2c06602/f97afa76d811487fb14c8aeaa6b5c797 [2023-11-06 14:09:36,246 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 14:09:36,247 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 14:09:36,249 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 14:09:36,249 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 14:09:36,255 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 14:09:36,256 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 02:09:36" (1/1) ... [2023-11-06 14:09:36,256 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75ca2035 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:09:36, skipping insertion in model container [2023-11-06 14:09:36,257 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 02:09:36" (1/1) ... [2023-11-06 14:09:36,321 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 14:09:36,565 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-06 14:09:36,826 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 14:09:36,841 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 14:09:36,857 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-06 14:09:36,886 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 14:09:36,929 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 14:09:36,930 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 14:09:36,930 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 14:09:36,938 INFO L206 MainTranslator]: Completed translation [2023-11-06 14:09:36,938 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:09:36 WrapperNode [2023-11-06 14:09:36,938 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 14:09:36,940 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 14:09:36,940 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 14:09:36,940 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 14:09:36,948 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:09:36" (1/1) ... [2023-11-06 14:09:36,966 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:09:36" (1/1) ... [2023-11-06 14:09:36,994 INFO L138 Inliner]: procedures = 177, calls = 52, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 122 [2023-11-06 14:09:36,995 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 14:09:36,996 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 14:09:36,996 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 14:09:36,996 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 14:09:37,005 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:09:36" (1/1) ... [2023-11-06 14:09:37,006 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:09:36" (1/1) ... [2023-11-06 14:09:37,010 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:09:36" (1/1) ... [2023-11-06 14:09:37,010 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:09:36" (1/1) ... [2023-11-06 14:09:37,019 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:09:36" (1/1) ... [2023-11-06 14:09:37,021 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:09:36" (1/1) ... [2023-11-06 14:09:37,024 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:09:36" (1/1) ... [2023-11-06 14:09:37,026 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:09:36" (1/1) ... [2023-11-06 14:09:37,030 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 14:09:37,031 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 14:09:37,031 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 14:09:37,031 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 14:09:37,032 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:09:36" (1/1) ... [2023-11-06 14:09:37,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 14:09:37,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/z3 [2023-11-06 14:09:37,070 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 14:09:37,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 14:09:37,123 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-06 14:09:37,124 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-06 14:09:37,124 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 14:09:37,124 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2023-11-06 14:09:37,124 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2023-11-06 14:09:37,124 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-06 14:09:37,125 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 14:09:37,126 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-06 14:09:37,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-06 14:09:37,127 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-06 14:09:37,127 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 14:09:37,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 14:09:37,127 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2023-11-06 14:09:37,128 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2023-11-06 14:09:37,130 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-06 14:09:37,351 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 14:09:37,353 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 14:09:37,674 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 14:09:37,722 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 14:09:37,723 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-06 14:09:37,725 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 02:09:37 BoogieIcfgContainer [2023-11-06 14:09:37,726 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 14:09:37,728 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 14:09:37,728 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 14:09:37,732 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 14:09:37,732 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 02:09:36" (1/3) ... [2023-11-06 14:09:37,733 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72d654bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 02:09:37, skipping insertion in model container [2023-11-06 14:09:37,733 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:09:36" (2/3) ... [2023-11-06 14:09:37,734 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72d654bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 02:09:37, skipping insertion in model container [2023-11-06 14:09:37,734 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 02:09:37" (3/3) ... [2023-11-06 14:09:37,735 INFO L112 eAbstractionObserver]: Analyzing ICFG read_write_lock-2.i [2023-11-06 14:09:37,757 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 14:09:37,757 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 18 error locations. [2023-11-06 14:09:37,757 INFO L519 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-06 14:09:37,865 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-11-06 14:09:37,915 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-06 14:09:37,916 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-11-06 14:09:37,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/z3 [2023-11-06 14:09:37,917 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-11-06 14:09:37,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2023-11-06 14:09:37,997 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-11-06 14:09:38,016 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == readerThread1of1ForFork2 ======== [2023-11-06 14:09:38,023 INFO L357 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, mHoare=false, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, 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;@5681bd7f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-06 14:09:38,023 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 14:09:38,447 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting readerErr0ASSERT_VIOLATIONMEMORY_LEAK === [readerErr0ASSERT_VIOLATIONMEMORY_LEAK] === [2023-11-06 14:09:38,454 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 14:09:38,455 INFO L85 PathProgramCache]: Analyzing trace with hash -473048158, now seen corresponding path program 1 times [2023-11-06 14:09:38,472 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 14:09:38,472 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [93884411] [2023-11-06 14:09:38,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 14:09:38,473 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 14:09:38,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/mathsat [2023-11-06 14:09:38,485 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 14:09:38,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-06 14:09:38,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 14:09:38,653 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-06 14:09:38,659 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 14:09:38,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 14:09:38,827 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 14:09:38,828 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 14:09:38,829 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [93884411] [2023-11-06 14:09:38,829 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [93884411] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 14:09:38,830 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 14:09:38,830 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-06 14:09:38,832 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1894800749] [2023-11-06 14:09:38,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 14:09:38,838 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 14:09:38,838 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 14:09:38,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 14:09:38,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-11-06 14:09:38,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:09:38,872 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-06 14:09:38,873 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 7 states have internal predecessors, (39), 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) [2023-11-06 14:09:38,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:09:39,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 14:09:39,170 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-06 14:09:39,361 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 14:09:39,362 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting readerErr0ASSERT_VIOLATIONMEMORY_LEAK === [readerErr0ASSERT_VIOLATIONMEMORY_LEAK] === [2023-11-06 14:09:39,362 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 14:09:39,362 INFO L85 PathProgramCache]: Analyzing trace with hash -1407450539, now seen corresponding path program 1 times [2023-11-06 14:09:39,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 14:09:39,363 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1290547317] [2023-11-06 14:09:39,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 14:09:39,363 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 14:09:39,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/mathsat [2023-11-06 14:09:39,366 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 14:09:39,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-06 14:09:39,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 14:09:39,514 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-06 14:09:39,517 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 14:09:39,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 14:09:39,668 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 14:09:39,668 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 14:09:39,668 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1290547317] [2023-11-06 14:09:39,668 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1290547317] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 14:09:39,668 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 14:09:39,669 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-06 14:09:39,669 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1538431184] [2023-11-06 14:09:39,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 14:09:39,670 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 14:09:39,671 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 14:09:39,672 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 14:09:39,672 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-11-06 14:09:39,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:09:39,673 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-06 14:09:39,674 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 7 states have internal predecessors, (68), 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) [2023-11-06 14:09:39,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-11-06 14:09:39,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:09:39,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 14:09:39,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-06 14:09:39,921 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-06 14:09:40,110 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 14:09:40,110 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting readerErr0ASSERT_VIOLATIONMEMORY_LEAK === [readerErr0ASSERT_VIOLATIONMEMORY_LEAK] === [2023-11-06 14:09:40,111 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 14:09:40,111 INFO L85 PathProgramCache]: Analyzing trace with hash 1466178988, now seen corresponding path program 1 times [2023-11-06 14:09:40,112 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 14:09:40,112 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [130145615] [2023-11-06 14:09:40,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 14:09:40,113 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 14:09:40,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/mathsat [2023-11-06 14:09:40,114 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 14:09:40,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-06 14:09:40,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 14:09:40,265 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-06 14:09:40,268 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 14:09:40,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 14:09:40,411 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 14:09:40,411 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 14:09:40,412 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [130145615] [2023-11-06 14:09:40,412 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [130145615] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 14:09:40,412 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 14:09:40,413 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-06 14:09:40,413 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1699059220] [2023-11-06 14:09:40,413 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 14:09:40,414 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 14:09:40,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 14:09:40,415 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 14:09:40,415 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-06 14:09:40,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:09:40,417 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-06 14:09:40,417 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 6 states have internal predecessors, (69), 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) [2023-11-06 14:09:40,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-11-06 14:09:40,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-11-06 14:09:40,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:09:40,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-06 14:09:40,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-06 14:09:40,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-06 14:09:40,814 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-11-06 14:09:41,006 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 14:09:41,007 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting readerErr0ASSERT_VIOLATIONMEMORY_LEAK === [readerErr0ASSERT_VIOLATIONMEMORY_LEAK] === [2023-11-06 14:09:41,007 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 14:09:41,007 INFO L85 PathProgramCache]: Analyzing trace with hash -933340817, now seen corresponding path program 1 times [2023-11-06 14:09:41,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 14:09:41,008 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1994339912] [2023-11-06 14:09:41,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 14:09:41,008 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 14:09:41,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/mathsat [2023-11-06 14:09:41,011 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 14:09:41,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-06 14:09:41,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 14:09:41,155 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-06 14:09:41,158 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 14:09:41,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 14:09:41,304 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 14:09:41,304 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 14:09:41,304 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1994339912] [2023-11-06 14:09:41,305 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1994339912] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 14:09:41,305 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 14:09:41,305 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-06 14:09:41,305 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [177060770] [2023-11-06 14:09:41,305 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 14:09:41,306 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 14:09:41,306 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 14:09:41,307 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 14:09:41,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-11-06 14:09:41,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:09:41,309 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-06 14:09:41,309 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 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) [2023-11-06 14:09:41,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-11-06 14:09:41,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-11-06 14:09:41,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-11-06 14:09:41,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-06 14:09:42,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-06 14:09:42,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-06 14:09:42,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-06 14:09:42,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-06 14:09:42,178 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2023-11-06 14:09:42,371 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 14:09:42,372 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting readerErr0ASSERT_VIOLATIONMEMORY_LEAK === [readerErr0ASSERT_VIOLATIONMEMORY_LEAK] === [2023-11-06 14:09:42,372 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 14:09:42,372 INFO L85 PathProgramCache]: Analyzing trace with hash 1443516332, now seen corresponding path program 2 times [2023-11-06 14:09:42,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 14:09:42,373 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [278073162] [2023-11-06 14:09:42,374 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-06 14:09:42,374 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 14:09:42,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/mathsat [2023-11-06 14:09:42,375 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 14:09:42,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-06 14:09:42,591 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-11-06 14:09:42,592 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-11-06 14:09:42,592 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 14:09:42,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 14:09:42,799 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2023-11-06 14:09:42,799 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-06 14:09:42,801 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location readerErr0ASSERT_VIOLATIONMEMORY_LEAK (0 of 1 remaining) [2023-11-06 14:09:42,821 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2023-11-06 14:09:43,015 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 14:09:43,032 INFO L445 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1] [2023-11-06 14:09:43,034 INFO L307 ceAbstractionStarter]: Result for error location readerThread1of1ForFork2 was UNSAFE (1/3) [2023-11-06 14:09:43,038 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-11-06 14:09:43,038 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 14:09:43,121 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 02:09:43 BasicIcfg [2023-11-06 14:09:43,122 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 14:09:43,122 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 14:09:43,122 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 14:09:43,123 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 14:09:43,123 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 02:09:37" (3/4) ... [2023-11-06 14:09:43,125 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 14:09:43,127 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 14:09:43,127 INFO L158 Benchmark]: Toolchain (without parser) took 6880.13ms. Allocated memory was 62.9MB in the beginning and 117.4MB in the end (delta: 54.5MB). Free memory was 37.4MB in the beginning and 60.1MB in the end (delta: -22.7MB). Peak memory consumption was 34.1MB. Max. memory is 16.1GB. [2023-11-06 14:09:43,128 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 62.9MB. Free memory was 38.5MB in the beginning and 38.4MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 14:09:43,128 INFO L158 Benchmark]: CACSL2BoogieTranslator took 690.23ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 37.3MB in the beginning and 48.4MB in the end (delta: -11.1MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2023-11-06 14:09:43,129 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.40ms. Allocated memory is still 79.7MB. Free memory was 48.4MB in the beginning and 46.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 14:09:43,129 INFO L158 Benchmark]: Boogie Preprocessor took 34.17ms. Allocated memory is still 79.7MB. Free memory was 46.1MB in the beginning and 44.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 14:09:43,130 INFO L158 Benchmark]: RCFGBuilder took 695.05ms. Allocated memory is still 79.7MB. Free memory was 44.2MB in the beginning and 42.0MB in the end (delta: 2.2MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2023-11-06 14:09:43,130 INFO L158 Benchmark]: TraceAbstraction took 5393.83ms. Allocated memory was 79.7MB in the beginning and 117.4MB in the end (delta: 37.7MB). Free memory was 41.3MB in the beginning and 61.1MB in the end (delta: -19.7MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. [2023-11-06 14:09:43,131 INFO L158 Benchmark]: Witness Printer took 4.46ms. Allocated memory is still 117.4MB. Free memory was 61.1MB in the beginning and 60.1MB in the end (delta: 956.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 14:09:43,133 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 62.9MB. Free memory was 38.5MB in the beginning and 38.4MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 690.23ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 37.3MB in the beginning and 48.4MB in the end (delta: -11.1MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.40ms. Allocated memory is still 79.7MB. Free memory was 48.4MB in the beginning and 46.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.17ms. Allocated memory is still 79.7MB. Free memory was 46.1MB in the beginning and 44.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 695.05ms. Allocated memory is still 79.7MB. Free memory was 44.2MB in the beginning and 42.0MB in the end (delta: 2.2MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. * TraceAbstraction took 5393.83ms. Allocated memory was 79.7MB in the beginning and 117.4MB in the end (delta: 37.7MB). Free memory was 41.3MB in the beginning and 61.1MB in the end (delta: -19.7MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. * Witness Printer took 4.46ms. Allocated memory is still 117.4MB. Free memory was 61.1MB in the beginning and 60.1MB in the end (delta: 956.3kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 1810, independent: 1806, independent conditional: 42, independent unconditional: 1764, dependent: 4, dependent conditional: 1, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 27875, independent: 27397, independent conditional: 11956, independent unconditional: 15441, dependent: 478, dependent conditional: 360, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 27737, independent: 27397, independent conditional: 11956, independent unconditional: 15441, dependent: 340, dependent conditional: 222, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 27737, independent: 27397, independent conditional: 11956, independent unconditional: 15441, dependent: 340, dependent conditional: 222, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 28583, independent: 27397, independent conditional: 0, independent unconditional: 27397, dependent: 1186, dependent conditional: 846, dependent unconditional: 340, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 28583, independent: 27397, independent conditional: 0, independent unconditional: 27397, dependent: 1186, dependent conditional: 0, dependent unconditional: 1186, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 28583, independent: 27397, independent conditional: 0, independent unconditional: 27397, dependent: 1186, dependent conditional: 0, dependent unconditional: 1186, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6091, independent: 6037, independent conditional: 0, independent unconditional: 6037, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6091, independent: 6034, independent conditional: 0, independent unconditional: 6034, dependent: 57, dependent conditional: 0, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 146, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 139, dependent conditional: 0, dependent unconditional: 139, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 28583, independent: 21360, independent conditional: 0, independent unconditional: 21360, dependent: 1132, dependent conditional: 0, dependent unconditional: 1132, unknown: 6091, unknown conditional: 0, unknown unconditional: 6091] , Statistics on independence cache: Total cache size (in pairs): 1767, Positive cache size: 1764, Positive conditional cache size: 0, Positive unconditional cache size: 1764, Negative cache size: 3, Negative conditional cache size: 0, Negative unconditional cache size: 3, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 1, Statistics for Abstraction: - StatisticsResult: Independence relation #2 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 3521, independent: 3490, independent conditional: 232, independent unconditional: 3258, dependent: 31, dependent conditional: 14, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 27875, independent: 27397, independent conditional: 11956, independent unconditional: 15441, dependent: 478, dependent conditional: 360, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 27737, independent: 27397, independent conditional: 11956, independent unconditional: 15441, dependent: 340, dependent conditional: 222, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 27737, independent: 27397, independent conditional: 11956, independent unconditional: 15441, dependent: 340, dependent conditional: 222, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 28583, independent: 27397, independent conditional: 0, independent unconditional: 27397, dependent: 1186, dependent conditional: 846, dependent unconditional: 340, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 28583, independent: 27397, independent conditional: 0, independent unconditional: 27397, dependent: 1186, dependent conditional: 0, dependent unconditional: 1186, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 28583, independent: 27397, independent conditional: 0, independent unconditional: 27397, dependent: 1186, dependent conditional: 0, dependent unconditional: 1186, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6091, independent: 6037, independent conditional: 0, independent unconditional: 6037, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6091, independent: 6034, independent conditional: 0, independent unconditional: 6034, dependent: 57, dependent conditional: 0, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 146, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 139, dependent conditional: 0, dependent unconditional: 139, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 28583, independent: 21360, independent conditional: 0, independent unconditional: 21360, dependent: 1132, dependent conditional: 0, dependent unconditional: 1132, unknown: 6091, unknown conditional: 0, unknown unconditional: 6091] , Statistics on independence cache: Total cache size (in pairs): 4227, Positive cache size: 4209, Positive conditional cache size: 0, Positive unconditional cache size: 4209, Negative cache size: 18, Negative conditional cache size: 0, Negative unconditional cache size: 18, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1, Maximal queried relation: 1, Independence queries for same thread: 14, Statistics for Abstraction: - StatisticsResult: Independence relation #3 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 3463, independent: 3424, independent conditional: 232, independent unconditional: 3192, dependent: 39, dependent conditional: 12, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 27875, independent: 27397, independent conditional: 11956, independent unconditional: 15441, dependent: 478, dependent conditional: 360, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 27737, independent: 27397, independent conditional: 11956, independent unconditional: 15441, dependent: 340, dependent conditional: 222, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 27737, independent: 27397, independent conditional: 11956, independent unconditional: 15441, dependent: 340, dependent conditional: 222, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 28583, independent: 27397, independent conditional: 0, independent unconditional: 27397, dependent: 1186, dependent conditional: 846, dependent unconditional: 340, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 28583, independent: 27397, independent conditional: 0, independent unconditional: 27397, dependent: 1186, dependent conditional: 0, dependent unconditional: 1186, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 28583, independent: 27397, independent conditional: 0, independent unconditional: 27397, dependent: 1186, dependent conditional: 0, dependent unconditional: 1186, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6091, independent: 6037, independent conditional: 0, independent unconditional: 6037, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6091, independent: 6034, independent conditional: 0, independent unconditional: 6034, dependent: 57, dependent conditional: 0, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 146, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 139, dependent conditional: 0, dependent unconditional: 139, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 28583, independent: 21360, independent conditional: 0, independent unconditional: 21360, dependent: 1132, dependent conditional: 0, dependent unconditional: 1132, unknown: 6091, unknown conditional: 0, unknown unconditional: 6091] , Statistics on independence cache: Total cache size (in pairs): 5152, Positive cache size: 5121, Positive conditional cache size: 0, Positive unconditional cache size: 5121, Negative cache size: 31, Negative conditional cache size: 0, Negative unconditional cache size: 31, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 3, Maximal queried relation: 2, Independence queries for same thread: 25, Statistics for Abstraction: - StatisticsResult: Independence relation #4 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 5658, independent: 5564, independent conditional: 2124, independent unconditional: 3440, dependent: 94, dependent conditional: 62, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 27875, independent: 27397, independent conditional: 11956, independent unconditional: 15441, dependent: 478, dependent conditional: 360, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 27737, independent: 27397, independent conditional: 11956, independent unconditional: 15441, dependent: 340, dependent conditional: 222, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 27737, independent: 27397, independent conditional: 11956, independent unconditional: 15441, dependent: 340, dependent conditional: 222, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 28583, independent: 27397, independent conditional: 0, independent unconditional: 27397, dependent: 1186, dependent conditional: 846, dependent unconditional: 340, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 28583, independent: 27397, independent conditional: 0, independent unconditional: 27397, dependent: 1186, dependent conditional: 0, dependent unconditional: 1186, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 28583, independent: 27397, independent conditional: 0, independent unconditional: 27397, dependent: 1186, dependent conditional: 0, dependent unconditional: 1186, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6091, independent: 6037, independent conditional: 0, independent unconditional: 6037, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6091, independent: 6034, independent conditional: 0, independent unconditional: 6034, dependent: 57, dependent conditional: 0, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 146, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 139, dependent conditional: 0, dependent unconditional: 139, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 28583, independent: 21360, independent conditional: 0, independent unconditional: 21360, dependent: 1132, dependent conditional: 0, dependent unconditional: 1132, unknown: 6091, unknown conditional: 0, unknown unconditional: 6091] , Statistics on independence cache: Total cache size (in pairs): 5886, Positive cache size: 5838, Positive conditional cache size: 0, Positive unconditional cache size: 5838, Negative cache size: 48, Negative conditional cache size: 0, Negative unconditional cache size: 48, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 114, Maximal queried relation: 3, Independence queries for same thread: 50, Statistics for Abstraction: - StatisticsResult: Independence relation #5 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 13423, independent: 13113, independent conditional: 9326, independent unconditional: 3787, dependent: 310, dependent conditional: 271, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 27875, independent: 27397, independent conditional: 11956, independent unconditional: 15441, dependent: 478, dependent conditional: 360, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 27737, independent: 27397, independent conditional: 11956, independent unconditional: 15441, dependent: 340, dependent conditional: 222, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 27737, independent: 27397, independent conditional: 11956, independent unconditional: 15441, dependent: 340, dependent conditional: 222, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 28583, independent: 27397, independent conditional: 0, independent unconditional: 27397, dependent: 1186, dependent conditional: 846, dependent unconditional: 340, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 28583, independent: 27397, independent conditional: 0, independent unconditional: 27397, dependent: 1186, dependent conditional: 0, dependent unconditional: 1186, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 28583, independent: 27397, independent conditional: 0, independent unconditional: 27397, dependent: 1186, dependent conditional: 0, dependent unconditional: 1186, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6091, independent: 6037, independent conditional: 0, independent unconditional: 6037, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6091, independent: 6034, independent conditional: 0, independent unconditional: 6034, dependent: 57, dependent conditional: 0, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 146, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 139, dependent conditional: 0, dependent unconditional: 139, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 28583, independent: 21360, independent conditional: 0, independent unconditional: 21360, dependent: 1132, dependent conditional: 0, dependent unconditional: 1132, unknown: 6091, unknown conditional: 0, unknown unconditional: 6091] , Statistics on independence cache: Total cache size (in pairs): 6091, Positive cache size: 6037, Positive conditional cache size: 0, Positive unconditional cache size: 6037, Negative cache size: 54, Negative conditional cache size: 0, Negative unconditional cache size: 54, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 846, Maximal queried relation: 4, Independence queries for same thread: 138, Statistics for Abstraction: - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.4s, Number of persistent set computation: 39, Number of trivial persistent sets: 23, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1767, independent: 1764, independent conditional: 0, independent unconditional: 1764, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 1810, independent: 1806, independent conditional: 42, independent unconditional: 1764, dependent: 4, dependent conditional: 1, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 27875, independent: 27397, independent conditional: 11956, independent unconditional: 15441, dependent: 478, dependent conditional: 360, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 27737, independent: 27397, independent conditional: 11956, independent unconditional: 15441, dependent: 340, dependent conditional: 222, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 27737, independent: 27397, independent conditional: 11956, independent unconditional: 15441, dependent: 340, dependent conditional: 222, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 28583, independent: 27397, independent conditional: 0, independent unconditional: 27397, dependent: 1186, dependent conditional: 846, dependent unconditional: 340, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 28583, independent: 27397, independent conditional: 0, independent unconditional: 27397, dependent: 1186, dependent conditional: 0, dependent unconditional: 1186, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 28583, independent: 27397, independent conditional: 0, independent unconditional: 27397, dependent: 1186, dependent conditional: 0, dependent unconditional: 1186, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6091, independent: 6037, independent conditional: 0, independent unconditional: 6037, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6091, independent: 6034, independent conditional: 0, independent unconditional: 6034, dependent: 57, dependent conditional: 0, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 146, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 139, dependent conditional: 0, dependent unconditional: 139, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 28583, independent: 21360, independent conditional: 0, independent unconditional: 21360, dependent: 1132, dependent conditional: 0, dependent unconditional: 1132, unknown: 6091, unknown conditional: 0, unknown unconditional: 6091] , Statistics on independence cache: Total cache size (in pairs): 1767, Positive cache size: 1764, Positive conditional cache size: 0, Positive unconditional cache size: 1764, Negative cache size: 3, Negative conditional cache size: 0, Negative unconditional cache size: 3, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 1, Statistics for Abstraction: - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.1s, Number of persistent set computation: 69, Number of trivial persistent sets: 54, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3275, independent: 3258, independent conditional: 0, independent unconditional: 3258, dependent: 17, dependent conditional: 0, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 3521, independent: 3490, independent conditional: 232, independent unconditional: 3258, dependent: 31, dependent conditional: 14, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 27875, independent: 27397, independent conditional: 11956, independent unconditional: 15441, dependent: 478, dependent conditional: 360, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 27737, independent: 27397, independent conditional: 11956, independent unconditional: 15441, dependent: 340, dependent conditional: 222, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 27737, independent: 27397, independent conditional: 11956, independent unconditional: 15441, dependent: 340, dependent conditional: 222, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 28583, independent: 27397, independent conditional: 0, independent unconditional: 27397, dependent: 1186, dependent conditional: 846, dependent unconditional: 340, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 28583, independent: 27397, independent conditional: 0, independent unconditional: 27397, dependent: 1186, dependent conditional: 0, dependent unconditional: 1186, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 28583, independent: 27397, independent conditional: 0, independent unconditional: 27397, dependent: 1186, dependent conditional: 0, dependent unconditional: 1186, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6091, independent: 6037, independent conditional: 0, independent unconditional: 6037, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6091, independent: 6034, independent conditional: 0, independent unconditional: 6034, dependent: 57, dependent conditional: 0, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 146, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 139, dependent conditional: 0, dependent unconditional: 139, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 28583, independent: 21360, independent conditional: 0, independent unconditional: 21360, dependent: 1132, dependent conditional: 0, dependent unconditional: 1132, unknown: 6091, unknown conditional: 0, unknown unconditional: 6091] , Statistics on independence cache: Total cache size (in pairs): 4227, Positive cache size: 4209, Positive conditional cache size: 0, Positive unconditional cache size: 4209, Negative cache size: 18, Negative conditional cache size: 0, Negative unconditional cache size: 18, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1, Maximal queried relation: 1, Independence queries for same thread: 14, Statistics for Abstraction: - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.1s, Number of persistent set computation: 70, Number of trivial persistent sets: 55, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3219, independent: 3192, independent conditional: 0, independent unconditional: 3192, dependent: 27, dependent conditional: 0, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 3463, independent: 3424, independent conditional: 232, independent unconditional: 3192, dependent: 39, dependent conditional: 12, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 27875, independent: 27397, independent conditional: 11956, independent unconditional: 15441, dependent: 478, dependent conditional: 360, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 27737, independent: 27397, independent conditional: 11956, independent unconditional: 15441, dependent: 340, dependent conditional: 222, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 27737, independent: 27397, independent conditional: 11956, independent unconditional: 15441, dependent: 340, dependent conditional: 222, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 28583, independent: 27397, independent conditional: 0, independent unconditional: 27397, dependent: 1186, dependent conditional: 846, dependent unconditional: 340, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 28583, independent: 27397, independent conditional: 0, independent unconditional: 27397, dependent: 1186, dependent conditional: 0, dependent unconditional: 1186, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 28583, independent: 27397, independent conditional: 0, independent unconditional: 27397, dependent: 1186, dependent conditional: 0, dependent unconditional: 1186, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6091, independent: 6037, independent conditional: 0, independent unconditional: 6037, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6091, independent: 6034, independent conditional: 0, independent unconditional: 6034, dependent: 57, dependent conditional: 0, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 146, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 139, dependent conditional: 0, dependent unconditional: 139, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 28583, independent: 21360, independent conditional: 0, independent unconditional: 21360, dependent: 1132, dependent conditional: 0, dependent unconditional: 1132, unknown: 6091, unknown conditional: 0, unknown unconditional: 6091] , Statistics on independence cache: Total cache size (in pairs): 5152, Positive cache size: 5121, Positive conditional cache size: 0, Positive unconditional cache size: 5121, Negative cache size: 31, Negative conditional cache size: 0, Negative unconditional cache size: 31, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 3, Maximal queried relation: 2, Independence queries for same thread: 25, Statistics for Abstraction: - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.1s, Number of persistent set computation: 419, Number of trivial persistent sets: 386, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3472, independent: 3440, independent conditional: 0, independent unconditional: 3440, dependent: 32, dependent conditional: 0, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 5658, independent: 5564, independent conditional: 2124, independent unconditional: 3440, dependent: 94, dependent conditional: 62, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 27875, independent: 27397, independent conditional: 11956, independent unconditional: 15441, dependent: 478, dependent conditional: 360, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 27737, independent: 27397, independent conditional: 11956, independent unconditional: 15441, dependent: 340, dependent conditional: 222, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 27737, independent: 27397, independent conditional: 11956, independent unconditional: 15441, dependent: 340, dependent conditional: 222, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 28583, independent: 27397, independent conditional: 0, independent unconditional: 27397, dependent: 1186, dependent conditional: 846, dependent unconditional: 340, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 28583, independent: 27397, independent conditional: 0, independent unconditional: 27397, dependent: 1186, dependent conditional: 0, dependent unconditional: 1186, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 28583, independent: 27397, independent conditional: 0, independent unconditional: 27397, dependent: 1186, dependent conditional: 0, dependent unconditional: 1186, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6091, independent: 6037, independent conditional: 0, independent unconditional: 6037, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6091, independent: 6034, independent conditional: 0, independent unconditional: 6034, dependent: 57, dependent conditional: 0, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 146, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 139, dependent conditional: 0, dependent unconditional: 139, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 28583, independent: 21360, independent conditional: 0, independent unconditional: 21360, dependent: 1132, dependent conditional: 0, dependent unconditional: 1132, unknown: 6091, unknown conditional: 0, unknown unconditional: 6091] , Statistics on independence cache: Total cache size (in pairs): 5886, Positive cache size: 5838, Positive conditional cache size: 0, Positive unconditional cache size: 5838, Negative cache size: 48, Negative conditional cache size: 0, Negative unconditional cache size: 48, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 114, Maximal queried relation: 3, Independence queries for same thread: 50, Statistics for Abstraction: - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.2s, Number of persistent set computation: 1088, Number of trivial persistent sets: 961, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3826, independent: 3787, independent conditional: 0, independent unconditional: 3787, dependent: 39, dependent conditional: 0, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 13423, independent: 13113, independent conditional: 9326, independent unconditional: 3787, dependent: 310, dependent conditional: 271, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 27875, independent: 27397, independent conditional: 11956, independent unconditional: 15441, dependent: 478, dependent conditional: 360, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 27737, independent: 27397, independent conditional: 11956, independent unconditional: 15441, dependent: 340, dependent conditional: 222, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 27737, independent: 27397, independent conditional: 11956, independent unconditional: 15441, dependent: 340, dependent conditional: 222, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 28583, independent: 27397, independent conditional: 0, independent unconditional: 27397, dependent: 1186, dependent conditional: 846, dependent unconditional: 340, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 28583, independent: 27397, independent conditional: 0, independent unconditional: 27397, dependent: 1186, dependent conditional: 0, dependent unconditional: 1186, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 28583, independent: 27397, independent conditional: 0, independent unconditional: 27397, dependent: 1186, dependent conditional: 0, dependent unconditional: 1186, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6091, independent: 6037, independent conditional: 0, independent unconditional: 6037, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6091, independent: 6034, independent conditional: 0, independent unconditional: 6034, dependent: 57, dependent conditional: 0, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 57, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 146, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 139, dependent conditional: 0, dependent unconditional: 139, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 28583, independent: 21360, independent conditional: 0, independent unconditional: 21360, dependent: 1132, dependent conditional: 0, dependent unconditional: 1132, unknown: 6091, unknown conditional: 0, unknown unconditional: 6091] , Statistics on independence cache: Total cache size (in pairs): 6091, Positive cache size: 6037, Positive conditional cache size: 0, Positive unconditional cache size: 6037, Negative cache size: 54, Negative conditional cache size: 0, Negative unconditional cache size: 54, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 846, Maximal queried relation: 4, Independence queries for same thread: 138, Statistics for Abstraction: - UnprovableResult [Line: 16]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 16. Possible FailurePath: [L704] 0 int w=0, r=0, x, y; VAL [r=0, w=0, x=0, y=0] [L748] 0 pthread_t t1, t2, t3, t4; VAL [r=0, t1={-12:0}, t2={-16:0}, t3={-6:0}, t4={-8:0}, w=0, x=0, y=0] [L749] FCALL, FORK 0 pthread_create(&t1, 0, writer, 0) VAL [pthread_create(&t1, 0, writer, 0)=0, r=0, t1={-12:0}, t2={-16:0}, t3={-6:0}, t4={-8:0}, w=0, x=0, y=0] [L750] FCALL, FORK 0 pthread_create(&t2, 0, reader, 0) VAL [pthread_create(&t2, 0, reader, 0)=1, r=0, t1={-12:0}, t2={-16:0}, t3={-6:0}, t4={-8:0}, w=0, x=0, y=0] [L724] 2 int l; VAL [arg={0:0}, arg={0:0}, r=0, w=0, x=0, y=0] [L751] FCALL, FORK 0 pthread_create(&t3, 0, writer, 0) VAL [pthread_create(&t3, 0, writer, 0)=2, r=0, t1={-12:0}, t2={-16:0}, t3={-6:0}, t4={-8:0}, w=0, x=0, y=0] [L752] FCALL, FORK 0 pthread_create(&t4, 0, reader, 0) VAL [pthread_create(&t4, 0, reader, 0)=3, r=0, t1={-12:0}, t2={-16:0}, t3={-6:0}, t4={-8:0}, w=0, x=0, y=0] [L753] 0 \read(t1) VAL [\read(t1)=0, r=0, t1={-12:0}, t2={-16:0}, t3={-6:0}, t4={-8:0}, w=0, x=0, y=0] [L724] 4 int l; VAL [arg={0:0}, arg={0:0}, r=0, w=0, x=0, y=0] [L725] CALL 4 __VERIFIER_atomic_take_read_lock() [L710] CALL 4 assume_abort_if_not(w==0) [L3] COND FALSE 4 !(!cond) [L710] RET 4 assume_abort_if_not(w==0) [L711] 4 r = r+1 [L725] RET 4 __VERIFIER_atomic_take_read_lock() [L727] 4 l = x VAL [arg={0:0}, arg={0:0}, l=0, r=1, w=0, x=0, y=0] [L730] 4 y = l VAL [arg={0:0}, arg={0:0}, l=0, r=1, w=0, x=0, y=0] [L733] 4 int ly = y; VAL [arg={0:0}, arg={0:0}, l=0, ly=0, r=1, w=0, x=0, y=0] [L736] 4 int lx = x; VAL [arg={0:0}, arg={0:0}, l=0, lx=0, ly=0, r=1, w=0, x=0, y=0] [L738] COND FALSE 4 !(!(ly == lx)) VAL [arg={0:0}, arg={0:0}, l=0, lx=0, ly=0, r=1, w=0, x=0, y=0] [L740] 4 l = r-1 VAL [arg={0:0}, arg={0:0}, l=0, lx=0, ly=0, r=1, w=0, x=0, y=0] [L725] CALL 2 __VERIFIER_atomic_take_read_lock() [L710] CALL 2 assume_abort_if_not(w==0) [L3] COND FALSE 2 !(!cond) [L710] RET 2 assume_abort_if_not(w==0) [L711] 2 r = r+1 [L725] RET 2 __VERIFIER_atomic_take_read_lock() [L727] 2 l = x VAL [arg={0:0}, arg={0:0}, l=0, lx=0, ly=0, r=2, w=0, x=0, y=0] [L730] 2 y = l VAL [arg={0:0}, arg={0:0}, l=0, lx=0, ly=0, r=2, w=0, x=0, y=0] [L733] 2 int ly = y; VAL [arg={0:0}, arg={0:0}, l=0, lx=0, ly=0, r=2, w=0, x=0, y=0] [L743] 4 r = l VAL [arg={0:0}, arg={0:0}, l=0, lx=0, ly=0, r=0, w=0, x=0, y=0] [L745] 4 return 0; VAL [\result={0:0}, arg={0:0}, arg={0:0}, l=0, lx=0, ly=0, r=0, w=0, x=0, y=0] [L714] CALL 1 __VERIFIER_atomic_take_write_lock() [L706] CALL 1 assume_abort_if_not(w==0 && r==0) [L3] COND FALSE 1 !(!cond) [L706] RET 1 assume_abort_if_not(w==0 && r==0) [L707] 1 w = 1 [L714] RET 1 __VERIFIER_atomic_take_write_lock() [L716] 1 x = 3 VAL [arg={0:0}, arg={0:0}, r=0, w=1, x=3, y=0] [L736] 2 int lx = x; VAL [\result={0:0}, arg={0:0}, arg={0:0}, l=0, lx=3, ly=0, r=0, w=1, x=3, y=0] [L738] COND TRUE 2 !(ly == lx) VAL [\result={0:0}, arg={0:0}, arg={0:0}, l=0, lx=3, ly=0, r=0, w=1, x=3, y=0] [L738] CALL 2 reach_error() [L16] COND FALSE 2 !(0) VAL [r=0, w=1, x=3, y=0] [L16] 2 __assert_fail ("0", "read_write_lock-2.c", 7, __extension__ __PRETTY_FUNCTION__) VAL [r=0, w=1, x=3, y=0] - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: readerThread1of1ForFork2 with 1 thread instances CFG has 7 procedures, 168 locations, 24 error locations. Started 1 CEGAR loops. OverallTime: 5.1s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 2.1s, 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: 38, 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: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 304 NumberOfCodeBlocks, 304 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 231 ConstructedInterpolants, 0 QuantifiedInterpolants, 625 SizeOfPredicates, 11 NumberOfNonLiveVariables, 539 ConjunctsInSsa, 24 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-06 14:09:43,163 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2023-11-06 14:09:43,366 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c952797-2665-4549-aa61-b1fe1c21e4dd/bin/ugemcutter-verify-t8buoWUS1i/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: UNKNOWN: Overapproximated counterexample