./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-race-challenges/per-thread-array-ptr-race.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 9bd2c7ff 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_ddedd4dd-5df7-41ca-bf5d-a27a89c77a35/bin/ugemcutter-verify-ztSkJzofpW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddedd4dd-5df7-41ca-bf5d-a27a89c77a35/bin/ugemcutter-verify-ztSkJzofpW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddedd4dd-5df7-41ca-bf5d-a27a89c77a35/bin/ugemcutter-verify-ztSkJzofpW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddedd4dd-5df7-41ca-bf5d-a27a89c77a35/bin/ugemcutter-verify-ztSkJzofpW/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-race-challenges/per-thread-array-ptr-race.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddedd4dd-5df7-41ca-bf5d-a27a89c77a35/bin/ugemcutter-verify-ztSkJzofpW/config/svcomp-DataRace-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddedd4dd-5df7-41ca-bf5d-a27a89c77a35/bin/ugemcutter-verify-ztSkJzofpW --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3b48d748645bdde1aeeb8dea66ba49bd5b185acd910927d963305195a7958388 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-17 22:49:48,899 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-17 22:49:48,991 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddedd4dd-5df7-41ca-bf5d-a27a89c77a35/bin/ugemcutter-verify-ztSkJzofpW/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2023-11-17 22:49:48,998 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-17 22:49:48,999 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-17 22:49:49,027 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-17 22:49:49,029 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-17 22:49:49,029 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-17 22:49:49,030 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-17 22:49:49,031 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-17 22:49:49,032 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-17 22:49:49,033 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-17 22:49:49,033 INFO L153 SettingsManager]: * Use SBE=true [2023-11-17 22:49:49,034 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-17 22:49:49,035 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-17 22:49:49,035 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-17 22:49:49,036 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-17 22:49:49,037 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-17 22:49:49,037 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-17 22:49:49,038 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-17 22:49:49,038 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-17 22:49:49,039 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-17 22:49:49,040 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-11-17 22:49:49,041 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-17 22:49:49,041 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-17 22:49:49,042 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-17 22:49:49,042 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-17 22:49:49,043 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-17 22:49:49,043 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-17 22:49:49,044 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-11-17 22:49:49,044 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-17 22:49:49,045 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-17 22:49:49,045 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-17 22:49:49,046 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-17 22:49:49,046 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-17 22:49:49,047 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-17 22:49:49,047 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-17 22:49:49,048 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-17 22:49:49,048 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2023-11-17 22:49:49,049 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-11-17 22:49:49,049 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-17 22:49:49,050 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-11-17 22:49:49,050 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-11-17 22:49:49,051 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_ddedd4dd-5df7-41ca-bf5d-a27a89c77a35/bin/ugemcutter-verify-ztSkJzofpW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddedd4dd-5df7-41ca-bf5d-a27a89c77a35/bin/ugemcutter-verify-ztSkJzofpW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3b48d748645bdde1aeeb8dea66ba49bd5b185acd910927d963305195a7958388 [2023-11-17 22:49:49,352 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-17 22:49:49,390 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-17 22:49:49,394 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-17 22:49:49,395 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-17 22:49:49,396 INFO L274 PluginConnector]: CDTParser initialized [2023-11-17 22:49:49,397 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddedd4dd-5df7-41ca-bf5d-a27a89c77a35/bin/ugemcutter-verify-ztSkJzofpW/../../sv-benchmarks/c/pthread-race-challenges/per-thread-array-ptr-race.i [2023-11-17 22:49:52,419 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-17 22:49:52,794 INFO L384 CDTParser]: Found 1 translation units. [2023-11-17 22:49:52,794 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddedd4dd-5df7-41ca-bf5d-a27a89c77a35/sv-benchmarks/c/pthread-race-challenges/per-thread-array-ptr-race.i [2023-11-17 22:49:52,819 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddedd4dd-5df7-41ca-bf5d-a27a89c77a35/bin/ugemcutter-verify-ztSkJzofpW/data/0f2e79c8a/9774fdc83db94779b70bf9c26cf21418/FLAG765c465f0 [2023-11-17 22:49:52,833 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddedd4dd-5df7-41ca-bf5d-a27a89c77a35/bin/ugemcutter-verify-ztSkJzofpW/data/0f2e79c8a/9774fdc83db94779b70bf9c26cf21418 [2023-11-17 22:49:52,838 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-17 22:49:52,840 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-17 22:49:52,843 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-17 22:49:52,844 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-17 22:49:52,849 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-17 22:49:52,851 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 10:49:52" (1/1) ... [2023-11-17 22:49:52,852 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37e28aaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:49:52, skipping insertion in model container [2023-11-17 22:49:52,853 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 10:49:52" (1/1) ... [2023-11-17 22:49:52,924 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-17 22:49:53,110 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-17 22:49:53,382 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-17 22:49:53,391 INFO L202 MainTranslator]: Completed pre-run [2023-11-17 22:49:53,406 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-17 22:49:53,436 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-17 22:49:53,497 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-17 22:49:53,504 INFO L206 MainTranslator]: Completed translation [2023-11-17 22:49:53,504 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:49:53 WrapperNode [2023-11-17 22:49:53,505 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-17 22:49:53,506 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-17 22:49:53,506 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-17 22:49:53,506 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-17 22:49:53,515 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:49:53" (1/1) ... [2023-11-17 22:49:53,545 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:49:53" (1/1) ... [2023-11-17 22:49:53,596 INFO L138 Inliner]: procedures = 266, calls = 25, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 99 [2023-11-17 22:49:53,597 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-17 22:49:53,598 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-17 22:49:53,598 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-17 22:49:53,599 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-17 22:49:53,610 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:49:53" (1/1) ... [2023-11-17 22:49:53,611 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:49:53" (1/1) ... [2023-11-17 22:49:53,640 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:49:53" (1/1) ... [2023-11-17 22:49:53,650 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:49:53" (1/1) ... [2023-11-17 22:49:53,682 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:49:53" (1/1) ... [2023-11-17 22:49:53,686 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:49:53" (1/1) ... [2023-11-17 22:49:53,689 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:49:53" (1/1) ... [2023-11-17 22:49:53,705 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:49:53" (1/1) ... [2023-11-17 22:49:53,709 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-17 22:49:53,711 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-17 22:49:53,711 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-17 22:49:53,711 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-17 22:49:53,712 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:49:53" (1/1) ... [2023-11-17 22:49:53,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-17 22:49:53,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddedd4dd-5df7-41ca-bf5d-a27a89c77a35/bin/ugemcutter-verify-ztSkJzofpW/z3 [2023-11-17 22:49:53,780 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddedd4dd-5df7-41ca-bf5d-a27a89c77a35/bin/ugemcutter-verify-ztSkJzofpW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-17 22:49:53,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddedd4dd-5df7-41ca-bf5d-a27a89c77a35/bin/ugemcutter-verify-ztSkJzofpW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-17 22:49:53,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-17 22:49:53,840 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-17 22:49:53,841 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-17 22:49:53,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-17 22:49:53,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-17 22:49:53,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-17 22:49:53,843 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-17 22:49:53,843 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2023-11-17 22:49:53,845 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2023-11-17 22:49:53,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-17 22:49:53,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-17 22:49:53,848 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-17 22:49:54,100 INFO L236 CfgBuilder]: Building ICFG [2023-11-17 22:49:54,105 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-17 22:49:54,421 INFO L277 CfgBuilder]: Performing block encoding [2023-11-17 22:49:54,465 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-17 22:49:54,465 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-17 22:49:54,469 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 10:49:54 BoogieIcfgContainer [2023-11-17 22:49:54,469 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-17 22:49:54,472 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-17 22:49:54,472 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-17 22:49:54,487 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-17 22:49:54,487 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.11 10:49:52" (1/3) ... [2023-11-17 22:49:54,488 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28394fb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 10:49:54, skipping insertion in model container [2023-11-17 22:49:54,488 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:49:53" (2/3) ... [2023-11-17 22:49:54,488 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28394fb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 10:49:54, skipping insertion in model container [2023-11-17 22:49:54,488 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 10:49:54" (3/3) ... [2023-11-17 22:49:54,490 INFO L112 eAbstractionObserver]: Analyzing ICFG per-thread-array-ptr-race.i [2023-11-17 22:49:54,498 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-17 22:49:54,554 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-17 22:49:54,555 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 7 error locations. [2023-11-17 22:49:54,555 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-17 22:49:54,691 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-11-17 22:49:54,748 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-17 22:49:54,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-11-17 22:49:54,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddedd4dd-5df7-41ca-bf5d-a27a89c77a35/bin/ugemcutter-verify-ztSkJzofpW/z3 [2023-11-17 22:49:54,751 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddedd4dd-5df7-41ca-bf5d-a27a89c77a35/bin/ugemcutter-verify-ztSkJzofpW/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-11-17 22:49:54,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddedd4dd-5df7-41ca-bf5d-a27a89c77a35/bin/ugemcutter-verify-ztSkJzofpW/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2023-11-17 22:49:54,819 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-11-17 22:49:54,835 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == threadThread1of1ForFork0 ======== [2023-11-17 22:49:54,843 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=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7ebeedd8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-17 22:49:54,844 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-17 22:49:55,201 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting threadErr0ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE] === [2023-11-17 22:49:55,208 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 22:49:55,209 INFO L85 PathProgramCache]: Analyzing trace with hash -118187754, now seen corresponding path program 1 times [2023-11-17 22:49:55,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 22:49:55,221 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [704614064] [2023-11-17 22:49:55,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 22:49:55,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 22:49:55,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 22:49:55,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 22:49:55,502 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 22:49:55,503 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [704614064] [2023-11-17 22:49:55,506 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [704614064] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 22:49:55,508 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 22:49:55,508 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-17 22:49:55,510 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1682317603] [2023-11-17 22:49:55,511 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 22:49:55,516 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-17 22:49:55,516 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 22:49:55,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-17 22:49:55,555 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-17 22:49:55,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:49:55,561 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 22:49:55,562 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 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) [2023-11-17 22:49:55,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:49:55,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:49:55,603 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-17 22:49:55,604 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting threadErr0ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE] === [2023-11-17 22:49:55,606 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 22:49:55,606 INFO L85 PathProgramCache]: Analyzing trace with hash 108159104, now seen corresponding path program 1 times [2023-11-17 22:49:55,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 22:49:55,607 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275146494] [2023-11-17 22:49:55,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 22:49:55,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 22:49:55,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 22:49:56,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 22:49:56,557 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 22:49:56,557 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275146494] [2023-11-17 22:49:56,558 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [275146494] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 22:49:56,558 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 22:49:56,558 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-17 22:49:56,559 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1404866428] [2023-11-17 22:49:56,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 22:49:56,561 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-17 22:49:56,561 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 22:49:56,563 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-17 22:49:56,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-17 22:49:56,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:49:56,567 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 22:49:56,567 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 10.2) internal successors, (51), 6 states have internal predecessors, (51), 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) [2023-11-17 22:49:56,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:49:56,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:49:56,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:49:56,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-17 22:49:56,838 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-17 22:49:56,838 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting threadErr0ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE] === [2023-11-17 22:49:56,839 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 22:49:56,839 INFO L85 PathProgramCache]: Analyzing trace with hash -1728096500, now seen corresponding path program 1 times [2023-11-17 22:49:56,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 22:49:56,841 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1126617709] [2023-11-17 22:49:56,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 22:49:56,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 22:49:56,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 22:49:57,804 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 22:49:57,805 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 22:49:57,806 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1126617709] [2023-11-17 22:49:57,806 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1126617709] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-17 22:49:57,807 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1253720532] [2023-11-17 22:49:57,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 22:49:57,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 22:49:57,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddedd4dd-5df7-41ca-bf5d-a27a89c77a35/bin/ugemcutter-verify-ztSkJzofpW/z3 [2023-11-17 22:49:57,841 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddedd4dd-5df7-41ca-bf5d-a27a89c77a35/bin/ugemcutter-verify-ztSkJzofpW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-17 22:49:57,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddedd4dd-5df7-41ca-bf5d-a27a89c77a35/bin/ugemcutter-verify-ztSkJzofpW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-17 22:49:57,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 22:49:57,983 INFO L262 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 47 conjunts are in the unsatisfiable core [2023-11-17 22:49:57,994 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-17 22:49:58,371 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2023-11-17 22:49:58,380 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2023-11-17 22:49:58,793 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-17 22:49:58,865 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2023-11-17 22:49:58,976 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2023-11-17 22:49:59,088 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 38 [2023-11-17 22:49:59,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 22:49:59,677 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2023-11-17 22:49:59,732 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 22:49:59,732 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-17 22:49:59,767 WARN L854 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_188 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_~#datas~0#1.base| v_ArrVal_188) c_threadThread1of1ForFork0_~p~0.base) (+ c_threadThread1of1ForFork0_~p~0.offset 1)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_188 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_~#datas~0#1.base| v_ArrVal_188) c_threadThread1of1ForFork0_~p~0.base) (+ c_threadThread1of1ForFork0_~p~0.offset 3)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_188 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_~#datas~0#1.base| v_ArrVal_188) c_threadThread1of1ForFork0_~p~0.base) (+ c_threadThread1of1ForFork0_~p~0.offset 2)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_188 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_~#datas~0#1.base| v_ArrVal_188) c_threadThread1of1ForFork0_~p~0.base) c_threadThread1of1ForFork0_~p~0.offset) |c_threadThread1of1ForFork0_#t~nondet4|))) is different from false [2023-11-17 22:50:00,711 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-17 22:50:00,713 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 33 treesize of output 49 [2023-11-17 22:50:00,729 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-17 22:50:00,729 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 60 treesize of output 26 [2023-11-17 22:50:00,745 INFO L349 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2023-11-17 22:50:00,747 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 35 treesize of output 1 [2023-11-17 22:50:00,758 INFO L349 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2023-11-17 22:50:00,759 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 35 treesize of output 1 [2023-11-17 22:50:00,770 INFO L349 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2023-11-17 22:50:00,771 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 35 treesize of output 1 [2023-11-17 22:50:03,248 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-11-17 22:50:03,253 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2023-11-17 22:50:03,364 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 2 not checked. [2023-11-17 22:50:03,364 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1253720532] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-17 22:50:03,365 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-17 22:50:03,365 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 20, 17] total 47 [2023-11-17 22:50:03,365 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074404356] [2023-11-17 22:50:03,365 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-17 22:50:03,366 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2023-11-17 22:50:03,367 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 22:50:03,369 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2023-11-17 22:50:03,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=247, Invalid=1907, Unknown=12, NotChecked=90, Total=2256 [2023-11-17 22:50:03,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:50:03,372 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 22:50:03,373 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 47 states have (on average 3.3191489361702127) internal successors, (156), 48 states have internal predecessors, (156), 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) [2023-11-17 22:50:03,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:50:03,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-17 22:50:03,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:50:06,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:50:06,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-17 22:50:06,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2023-11-17 22:50:06,749 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddedd4dd-5df7-41ca-bf5d-a27a89c77a35/bin/ugemcutter-verify-ztSkJzofpW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-17 22:50:06,944 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddedd4dd-5df7-41ca-bf5d-a27a89c77a35/bin/ugemcutter-verify-ztSkJzofpW/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 22:50:06,944 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting threadErr0ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE] === [2023-11-17 22:50:06,945 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 22:50:06,945 INFO L85 PathProgramCache]: Analyzing trace with hash 490517125, now seen corresponding path program 2 times [2023-11-17 22:50:06,945 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 22:50:06,945 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [778939545] [2023-11-17 22:50:06,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 22:50:06,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 22:50:06,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 22:50:08,060 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 22:50:08,061 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 22:50:08,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [778939545] [2023-11-17 22:50:08,061 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [778939545] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-17 22:50:08,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1925120125] [2023-11-17 22:50:08,061 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-17 22:50:08,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 22:50:08,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddedd4dd-5df7-41ca-bf5d-a27a89c77a35/bin/ugemcutter-verify-ztSkJzofpW/z3 [2023-11-17 22:50:08,063 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddedd4dd-5df7-41ca-bf5d-a27a89c77a35/bin/ugemcutter-verify-ztSkJzofpW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-17 22:50:08,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddedd4dd-5df7-41ca-bf5d-a27a89c77a35/bin/ugemcutter-verify-ztSkJzofpW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-17 22:50:08,208 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-17 22:50:08,208 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-17 22:50:08,210 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-17 22:50:08,216 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-17 22:50:08,297 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 14 [2023-11-17 22:50:08,483 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-17 22:50:08,525 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2023-11-17 22:50:08,586 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-17 22:50:08,586 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2023-11-17 22:50:08,652 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-17 22:50:08,652 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 44 [2023-11-17 22:50:08,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 22:50:08,909 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 32 [2023-11-17 22:50:08,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 22:50:08,933 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 32 [2023-11-17 22:50:08,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 22:50:08,958 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 32 [2023-11-17 22:50:08,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 22:50:08,988 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 32 [2023-11-17 22:50:09,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 22:50:09,109 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 32 [2023-11-17 22:50:09,120 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 22:50:09,120 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-17 22:50:09,145 WARN L854 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_308 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_308) c_threadThread1of1ForFork0_~p~0.base) (+ c_threadThread1of1ForFork0_~p~0.offset 1)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_308 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_308) c_threadThread1of1ForFork0_~p~0.base) (+ c_threadThread1of1ForFork0_~p~0.offset 2)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_308 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_308) c_threadThread1of1ForFork0_~p~0.base) (+ c_threadThread1of1ForFork0_~p~0.offset 3)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_308 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet4| (select (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_308) c_threadThread1of1ForFork0_~p~0.base) c_threadThread1of1ForFork0_~p~0.offset)))) is different from false [2023-11-17 22:50:09,216 WARN L854 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_308 (Array Int Int)) (v_ArrVal_307 (Array Int Int))) (= (select (select (store (store |c_#race| |c_ULTIMATE.start_main_~#datas~0#1.base| v_ArrVal_307) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_308) c_threadThread1of1ForFork0_~p~0.base) (+ c_threadThread1of1ForFork0_~p~0.offset 1)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_308 (Array Int Int)) (v_ArrVal_307 (Array Int Int))) (= (select (select (store (store |c_#race| |c_ULTIMATE.start_main_~#datas~0#1.base| v_ArrVal_307) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_308) c_threadThread1of1ForFork0_~p~0.base) c_threadThread1of1ForFork0_~p~0.offset) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_308 (Array Int Int)) (v_ArrVal_307 (Array Int Int))) (= (select (select (store (store |c_#race| |c_ULTIMATE.start_main_~#datas~0#1.base| v_ArrVal_307) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_308) c_threadThread1of1ForFork0_~p~0.base) (+ c_threadThread1of1ForFork0_~p~0.offset 3)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_308 (Array Int Int)) (v_ArrVal_307 (Array Int Int))) (= (select (select (store (store |c_#race| |c_ULTIMATE.start_main_~#datas~0#1.base| v_ArrVal_307) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_308) c_threadThread1of1ForFork0_~p~0.base) (+ c_threadThread1of1ForFork0_~p~0.offset 2)) |c_threadThread1of1ForFork0_#t~nondet4|))) is different from false [2023-11-17 22:50:09,427 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse1 (+ c_threadThread1of1ForFork0_~p~0.offset 3))) (let ((.cse0 (store |c_#race| c_threadThread1of1ForFork0_~p~0.base (store (select |c_#race| c_threadThread1of1ForFork0_~p~0.base) .cse1 |c_threadThread1of1ForFork0_#t~nondet4|)))) (and (forall ((v_ArrVal_308 (Array Int Int)) (v_ArrVal_307 (Array Int Int))) (= (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#datas~0#1.base| v_ArrVal_307) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_308) c_threadThread1of1ForFork0_~p~0.base) (+ c_threadThread1of1ForFork0_~p~0.offset 1)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_308 (Array Int Int)) (v_ArrVal_307 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet4| (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#datas~0#1.base| v_ArrVal_307) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_308) c_threadThread1of1ForFork0_~p~0.base) .cse1))) (forall ((v_ArrVal_308 (Array Int Int)) (v_ArrVal_307 (Array Int Int))) (= (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#datas~0#1.base| v_ArrVal_307) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_308) c_threadThread1of1ForFork0_~p~0.base) c_threadThread1of1ForFork0_~p~0.offset) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_308 (Array Int Int)) (v_ArrVal_307 (Array Int Int))) (= (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#datas~0#1.base| v_ArrVal_307) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_308) c_threadThread1of1ForFork0_~p~0.base) (+ c_threadThread1of1ForFork0_~p~0.offset 2)) |c_threadThread1of1ForFork0_#t~nondet4|))))) is different from false [2023-11-17 22:50:09,449 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse1 (+ c_threadThread1of1ForFork0_~p~0.offset 2)) (.cse2 (+ c_threadThread1of1ForFork0_~p~0.offset 3))) (let ((.cse0 (store |c_#race| c_threadThread1of1ForFork0_~p~0.base (store (store (select |c_#race| c_threadThread1of1ForFork0_~p~0.base) .cse1 |c_threadThread1of1ForFork0_#t~nondet4|) .cse2 |c_threadThread1of1ForFork0_#t~nondet4|)))) (and (forall ((v_ArrVal_308 (Array Int Int)) (v_ArrVal_307 (Array Int Int))) (= (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#datas~0#1.base| v_ArrVal_307) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_308) c_threadThread1of1ForFork0_~p~0.base) (+ c_threadThread1of1ForFork0_~p~0.offset 1)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_308 (Array Int Int)) (v_ArrVal_307 (Array Int Int))) (= (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#datas~0#1.base| v_ArrVal_307) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_308) c_threadThread1of1ForFork0_~p~0.base) .cse1) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_308 (Array Int Int)) (v_ArrVal_307 (Array Int Int))) (= (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#datas~0#1.base| v_ArrVal_307) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_308) c_threadThread1of1ForFork0_~p~0.base) .cse2) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_308 (Array Int Int)) (v_ArrVal_307 (Array Int Int))) (= (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#datas~0#1.base| v_ArrVal_307) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_308) c_threadThread1of1ForFork0_~p~0.base) c_threadThread1of1ForFork0_~p~0.offset) |c_threadThread1of1ForFork0_#t~nondet4|))))) is different from false [2023-11-17 22:50:09,802 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2023-11-17 22:50:09,921 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 11 not checked. [2023-11-17 22:50:09,921 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1925120125] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-17 22:50:09,922 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-17 22:50:09,922 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 37 [2023-11-17 22:50:09,922 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420306672] [2023-11-17 22:50:09,922 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-17 22:50:09,923 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2023-11-17 22:50:09,924 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 22:50:09,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2023-11-17 22:50:09,926 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=136, Invalid=998, Unknown=4, NotChecked=268, Total=1406 [2023-11-17 22:50:09,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:50:09,927 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 22:50:09,928 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 37 states have (on average 4.513513513513513) internal successors, (167), 38 states have internal predecessors, (167), 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) [2023-11-17 22:50:09,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:50:09,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-17 22:50:09,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2023-11-17 22:50:09,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:50:11,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:50:11,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-17 22:50:11,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2023-11-17 22:50:11,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-11-17 22:50:11,869 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddedd4dd-5df7-41ca-bf5d-a27a89c77a35/bin/ugemcutter-verify-ztSkJzofpW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-17 22:50:12,063 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddedd4dd-5df7-41ca-bf5d-a27a89c77a35/bin/ugemcutter-verify-ztSkJzofpW/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 22:50:12,064 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting threadErr0ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE] === [2023-11-17 22:50:12,064 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 22:50:12,064 INFO L85 PathProgramCache]: Analyzing trace with hash 1939312127, now seen corresponding path program 1 times [2023-11-17 22:50:12,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 22:50:12,065 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1759094272] [2023-11-17 22:50:12,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 22:50:12,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 22:50:12,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 22:50:13,586 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 22:50:13,586 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 22:50:13,586 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1759094272] [2023-11-17 22:50:13,586 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1759094272] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-17 22:50:13,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [295250342] [2023-11-17 22:50:13,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 22:50:13,587 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 22:50:13,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddedd4dd-5df7-41ca-bf5d-a27a89c77a35/bin/ugemcutter-verify-ztSkJzofpW/z3 [2023-11-17 22:50:13,591 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddedd4dd-5df7-41ca-bf5d-a27a89c77a35/bin/ugemcutter-verify-ztSkJzofpW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-17 22:50:13,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddedd4dd-5df7-41ca-bf5d-a27a89c77a35/bin/ugemcutter-verify-ztSkJzofpW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-17 22:50:13,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 22:50:13,757 INFO L262 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 70 conjunts are in the unsatisfiable core [2023-11-17 22:50:13,766 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-17 22:50:13,935 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-17 22:50:14,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 22:50:14,074 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-11-17 22:50:14,157 INFO L349 Elim1Store]: treesize reduction 4, result has 66.7 percent of original size [2023-11-17 22:50:14,157 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 15 [2023-11-17 22:50:14,584 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2023-11-17 22:50:15,271 INFO L349 Elim1Store]: treesize reduction 44, result has 20.0 percent of original size [2023-11-17 22:50:15,272 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 72 treesize of output 66 [2023-11-17 22:50:15,737 INFO L349 Elim1Store]: treesize reduction 40, result has 21.6 percent of original size [2023-11-17 22:50:15,739 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 64 treesize of output 52 [2023-11-17 22:50:15,798 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-17 22:50:15,944 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2023-11-17 22:50:16,104 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-17 22:50:16,105 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 28 [2023-11-17 22:50:16,300 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-17 22:50:16,301 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 38 [2023-11-17 22:50:16,998 INFO L349 Elim1Store]: treesize reduction 3, result has 75.0 percent of original size [2023-11-17 22:50:16,998 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 63 treesize of output 40 [2023-11-17 22:50:17,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 22:50:17,137 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2023-11-17 22:50:17,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 22:50:17,160 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2023-11-17 22:50:17,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 22:50:17,194 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2023-11-17 22:50:17,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 22:50:17,223 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2023-11-17 22:50:17,373 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2023-11-17 22:50:17,449 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 22:50:17,450 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-17 22:50:17,479 WARN L854 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_432 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_432) c_threadThread1of1ForFork0_~p~0.base) (+ c_threadThread1of1ForFork0_~p~0.offset 3)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_432 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_432) c_threadThread1of1ForFork0_~p~0.base) (+ c_threadThread1of1ForFork0_~p~0.offset 2)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_432 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_432) c_threadThread1of1ForFork0_~p~0.base) c_threadThread1of1ForFork0_~p~0.offset) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_432 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_432) c_threadThread1of1ForFork0_~p~0.base) (+ c_threadThread1of1ForFork0_~p~0.offset 1)) |c_threadThread1of1ForFork0_#t~nondet4|))) is different from false [2023-11-17 22:50:17,536 WARN L854 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_432 (Array Int Int)) (v_ArrVal_431 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet4| (select (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_431) |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_432) c_threadThread1of1ForFork0_~p~0.base) (+ c_threadThread1of1ForFork0_~p~0.offset 3)))) (forall ((v_ArrVal_432 (Array Int Int)) (v_ArrVal_431 (Array Int Int))) (= (select (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_431) |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_432) c_threadThread1of1ForFork0_~p~0.base) c_threadThread1of1ForFork0_~p~0.offset) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_432 (Array Int Int)) (v_ArrVal_431 (Array Int Int))) (= (select (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_431) |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_432) c_threadThread1of1ForFork0_~p~0.base) (+ c_threadThread1of1ForFork0_~p~0.offset 1)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_432 (Array Int Int)) (v_ArrVal_431 (Array Int Int))) (= (select (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_431) |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_432) c_threadThread1of1ForFork0_~p~0.base) (+ c_threadThread1of1ForFork0_~p~0.offset 2)) |c_threadThread1of1ForFork0_#t~nondet4|))) is different from false [2023-11-17 22:50:17,990 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (+ c_threadThread1of1ForFork0_~p~0.offset 3))) (let ((.cse0 (store |c_#race| c_threadThread1of1ForFork0_~p~0.base (store (select |c_#race| c_threadThread1of1ForFork0_~p~0.base) .cse2 |c_threadThread1of1ForFork0_#t~nondet4|))) (.cse1 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|))) (and (forall ((v_ArrVal_432 (Array Int Int)) (v_ArrVal_431 (Array Int Int))) (= (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_431) .cse1 v_ArrVal_432) c_threadThread1of1ForFork0_~p~0.base) .cse2) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_432 (Array Int Int)) (v_ArrVal_431 (Array Int Int))) (= (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_431) .cse1 v_ArrVal_432) c_threadThread1of1ForFork0_~p~0.base) (+ c_threadThread1of1ForFork0_~p~0.offset 2)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_432 (Array Int Int)) (v_ArrVal_431 (Array Int Int))) (= (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_431) .cse1 v_ArrVal_432) c_threadThread1of1ForFork0_~p~0.base) c_threadThread1of1ForFork0_~p~0.offset) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_432 (Array Int Int)) (v_ArrVal_431 (Array Int Int))) (= (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_431) .cse1 v_ArrVal_432) c_threadThread1of1ForFork0_~p~0.base) (+ c_threadThread1of1ForFork0_~p~0.offset 1)) |c_threadThread1of1ForFork0_#t~nondet4|))))) is different from false [2023-11-17 22:50:18,015 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (+ c_threadThread1of1ForFork0_~p~0.offset 2)) (.cse3 (+ c_threadThread1of1ForFork0_~p~0.offset 3))) (let ((.cse0 (store |c_#race| c_threadThread1of1ForFork0_~p~0.base (store (store (select |c_#race| c_threadThread1of1ForFork0_~p~0.base) .cse2 |c_threadThread1of1ForFork0_#t~nondet4|) .cse3 |c_threadThread1of1ForFork0_#t~nondet4|))) (.cse1 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|))) (and (forall ((v_ArrVal_432 (Array Int Int)) (v_ArrVal_431 (Array Int Int))) (= (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_431) .cse1 v_ArrVal_432) c_threadThread1of1ForFork0_~p~0.base) .cse2) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_432 (Array Int Int)) (v_ArrVal_431 (Array Int Int))) (= (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_431) .cse1 v_ArrVal_432) c_threadThread1of1ForFork0_~p~0.base) .cse3) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_432 (Array Int Int)) (v_ArrVal_431 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet4| (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_431) .cse1 v_ArrVal_432) c_threadThread1of1ForFork0_~p~0.base) c_threadThread1of1ForFork0_~p~0.offset))) (forall ((v_ArrVal_432 (Array Int Int)) (v_ArrVal_431 (Array Int Int))) (= (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_431) .cse1 v_ArrVal_432) c_threadThread1of1ForFork0_~p~0.base) (+ c_threadThread1of1ForFork0_~p~0.offset 1)) |c_threadThread1of1ForFork0_#t~nondet4|))))) is different from false [2023-11-17 22:50:18,593 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2023-11-17 22:50:19,178 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-17 22:50:19,179 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 114 treesize of output 103 [2023-11-17 22:50:19,193 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 63 [2023-11-17 22:50:19,503 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-17 22:50:19,503 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 163 treesize of output 166 [2023-11-17 22:50:19,634 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 22:50:19,634 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [295250342] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-17 22:50:19,634 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-17 22:50:19,634 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 24, 22] total 58 [2023-11-17 22:50:19,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [593057811] [2023-11-17 22:50:19,635 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-17 22:50:19,635 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 59 states [2023-11-17 22:50:19,636 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 22:50:19,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2023-11-17 22:50:19,639 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=238, Invalid=2719, Unknown=29, NotChecked=436, Total=3422 [2023-11-17 22:50:19,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:50:19,640 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 22:50:19,641 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 59 states, 58 states have (on average 3.086206896551724) internal successors, (179), 59 states have internal predecessors, (179), 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) [2023-11-17 22:50:19,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:50:19,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-17 22:50:19,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2023-11-17 22:50:19,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-11-17 22:50:19,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:50:27,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:50:27,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-17 22:50:27,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2023-11-17 22:50:27,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-11-17 22:50:27,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2023-11-17 22:50:27,505 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddedd4dd-5df7-41ca-bf5d-a27a89c77a35/bin/ugemcutter-verify-ztSkJzofpW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-17 22:50:27,678 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddedd4dd-5df7-41ca-bf5d-a27a89c77a35/bin/ugemcutter-verify-ztSkJzofpW/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 22:50:27,678 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting threadErr0ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE] === [2023-11-17 22:50:27,678 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 22:50:27,679 INFO L85 PathProgramCache]: Analyzing trace with hash -1804082767, now seen corresponding path program 2 times [2023-11-17 22:50:27,679 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 22:50:27,679 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [493266115] [2023-11-17 22:50:27,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 22:50:27,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 22:50:27,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 22:50:29,205 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 22:50:29,205 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 22:50:29,205 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [493266115] [2023-11-17 22:50:29,206 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [493266115] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-17 22:50:29,206 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [322499222] [2023-11-17 22:50:29,206 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-17 22:50:29,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 22:50:29,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddedd4dd-5df7-41ca-bf5d-a27a89c77a35/bin/ugemcutter-verify-ztSkJzofpW/z3 [2023-11-17 22:50:29,208 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddedd4dd-5df7-41ca-bf5d-a27a89c77a35/bin/ugemcutter-verify-ztSkJzofpW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-17 22:50:29,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddedd4dd-5df7-41ca-bf5d-a27a89c77a35/bin/ugemcutter-verify-ztSkJzofpW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-17 22:50:29,366 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-17 22:50:29,366 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-17 22:50:29,369 INFO L262 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 61 conjunts are in the unsatisfiable core [2023-11-17 22:50:29,387 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-17 22:50:29,406 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-17 22:50:29,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 22:50:29,520 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-11-17 22:50:29,602 INFO L349 Elim1Store]: treesize reduction 4, result has 66.7 percent of original size [2023-11-17 22:50:29,603 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 15 [2023-11-17 22:50:30,645 INFO L349 Elim1Store]: treesize reduction 40, result has 21.6 percent of original size [2023-11-17 22:50:30,646 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 71 treesize of output 57 [2023-11-17 22:50:30,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 22:50:30,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 22:50:30,666 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-11-17 22:50:30,666 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 26 [2023-11-17 22:50:31,314 INFO L349 Elim1Store]: treesize reduction 40, result has 21.6 percent of original size [2023-11-17 22:50:31,314 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 64 treesize of output 52 [2023-11-17 22:50:31,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 22:50:31,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 22:50:31,329 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-11-17 22:50:31,330 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 26 [2023-11-17 22:50:31,433 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-17 22:50:31,596 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2023-11-17 22:50:31,745 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-17 22:50:31,745 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2023-11-17 22:50:32,599 INFO L349 Elim1Store]: treesize reduction 3, result has 75.0 percent of original size [2023-11-17 22:50:32,600 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 63 treesize of output 40 [2023-11-17 22:50:32,620 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-17 22:50:32,620 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 13 [2023-11-17 22:50:32,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 22:50:32,727 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 25 [2023-11-17 22:50:32,762 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 44 [2023-11-17 22:50:32,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 22:50:32,876 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 32 [2023-11-17 22:50:32,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 22:50:32,923 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 32 [2023-11-17 22:50:32,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 22:50:32,961 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 32 [2023-11-17 22:50:33,114 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 47 [2023-11-17 22:50:33,190 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 22:50:33,191 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-17 22:50:33,448 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse1 (+ |c_ULTIMATE.start_main_#t~mem14#1.offset| (* |c_ULTIMATE.start_main_~i~1#1| 4)))) (and (forall ((v_ArrVal_557 (Array Int Int)) (v_ArrVal_558 Int)) (= (select (select (let ((.cse0 (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_557))) (store .cse0 |c_ULTIMATE.start_main_#t~mem14#1.base| (store (select .cse0 |c_ULTIMATE.start_main_#t~mem14#1.base|) .cse1 v_ArrVal_558))) c_threadThread1of1ForFork0_~p~0.base) (+ c_threadThread1of1ForFork0_~p~0.offset 1)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_557 (Array Int Int)) (v_ArrVal_558 Int)) (= (select (select (let ((.cse2 (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_557))) (store .cse2 |c_ULTIMATE.start_main_#t~mem14#1.base| (store (select .cse2 |c_ULTIMATE.start_main_#t~mem14#1.base|) .cse1 v_ArrVal_558))) c_threadThread1of1ForFork0_~p~0.base) (+ c_threadThread1of1ForFork0_~p~0.offset 3)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_557 (Array Int Int)) (v_ArrVal_558 Int)) (= (select (select (let ((.cse3 (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_557))) (store .cse3 |c_ULTIMATE.start_main_#t~mem14#1.base| (store (select .cse3 |c_ULTIMATE.start_main_#t~mem14#1.base|) .cse1 v_ArrVal_558))) c_threadThread1of1ForFork0_~p~0.base) (+ c_threadThread1of1ForFork0_~p~0.offset 2)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_557 (Array Int Int)) (v_ArrVal_558 Int)) (= (select (select (let ((.cse4 (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_557))) (store .cse4 |c_ULTIMATE.start_main_#t~mem14#1.base| (store (select .cse4 |c_ULTIMATE.start_main_#t~mem14#1.base|) .cse1 v_ArrVal_558))) c_threadThread1of1ForFork0_~p~0.base) c_threadThread1of1ForFork0_~p~0.offset) |c_threadThread1of1ForFork0_#t~nondet4|)))) is different from false [2023-11-17 22:50:33,530 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse6 (+ c_threadThread1of1ForFork0_~p~0.offset 3))) (let ((.cse1 (+ |c_ULTIMATE.start_main_#t~mem14#1.offset| (* |c_ULTIMATE.start_main_~i~1#1| 4))) (.cse2 (store |c_#race| c_threadThread1of1ForFork0_~p~0.base (store (select |c_#race| c_threadThread1of1ForFork0_~p~0.base) .cse6 |c_threadThread1of1ForFork0_#t~nondet4|)))) (and (forall ((v_ArrVal_557 (Array Int Int)) (v_ArrVal_558 Int)) (= (select (select (let ((.cse0 (store .cse2 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_557))) (store .cse0 |c_ULTIMATE.start_main_#t~mem14#1.base| (store (select .cse0 |c_ULTIMATE.start_main_#t~mem14#1.base|) .cse1 v_ArrVal_558))) c_threadThread1of1ForFork0_~p~0.base) (+ c_threadThread1of1ForFork0_~p~0.offset 2)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_557 (Array Int Int)) (v_ArrVal_558 Int)) (= (select (select (let ((.cse3 (store .cse2 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_557))) (store .cse3 |c_ULTIMATE.start_main_#t~mem14#1.base| (store (select .cse3 |c_ULTIMATE.start_main_#t~mem14#1.base|) .cse1 v_ArrVal_558))) c_threadThread1of1ForFork0_~p~0.base) c_threadThread1of1ForFork0_~p~0.offset) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_557 (Array Int Int)) (v_ArrVal_558 Int)) (= |c_threadThread1of1ForFork0_#t~nondet4| (select (select (let ((.cse4 (store .cse2 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_557))) (store .cse4 |c_ULTIMATE.start_main_#t~mem14#1.base| (store (select .cse4 |c_ULTIMATE.start_main_#t~mem14#1.base|) .cse1 v_ArrVal_558))) c_threadThread1of1ForFork0_~p~0.base) (+ c_threadThread1of1ForFork0_~p~0.offset 1)))) (forall ((v_ArrVal_557 (Array Int Int)) (v_ArrVal_558 Int)) (= |c_threadThread1of1ForFork0_#t~nondet4| (select (select (let ((.cse5 (store .cse2 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_557))) (store .cse5 |c_ULTIMATE.start_main_#t~mem14#1.base| (store (select .cse5 |c_ULTIMATE.start_main_#t~mem14#1.base|) .cse1 v_ArrVal_558))) c_threadThread1of1ForFork0_~p~0.base) .cse6)))))) is different from false [2023-11-17 22:50:33,563 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse1 (+ |c_ULTIMATE.start_main_#t~mem14#1.offset| (* |c_ULTIMATE.start_main_~i~1#1| 4))) (.cse2 (+ c_threadThread1of1ForFork0_~p~0.offset 3))) (and (forall ((v_ArrVal_557 (Array Int Int)) (v_ArrVal_552 (Array Int Int)) (v_ArrVal_558 Int)) (= (select (select (let ((.cse0 (store (store |c_#race| c_threadThread1of1ForFork0_~p~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_552) c_threadThread1of1ForFork0_~p~0.base) .cse2 |c_threadThread1of1ForFork0_#t~nondet4|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_557))) (store .cse0 |c_ULTIMATE.start_main_#t~mem14#1.base| (store (select .cse0 |c_ULTIMATE.start_main_#t~mem14#1.base|) .cse1 v_ArrVal_558))) c_threadThread1of1ForFork0_~p~0.base) .cse2) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_557 (Array Int Int)) (v_ArrVal_552 (Array Int Int)) (v_ArrVal_558 Int)) (= (select (select (let ((.cse3 (store (store |c_#race| c_threadThread1of1ForFork0_~p~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_552) c_threadThread1of1ForFork0_~p~0.base) .cse2 |c_threadThread1of1ForFork0_#t~nondet4|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_557))) (store .cse3 |c_ULTIMATE.start_main_#t~mem14#1.base| (store (select .cse3 |c_ULTIMATE.start_main_#t~mem14#1.base|) .cse1 v_ArrVal_558))) c_threadThread1of1ForFork0_~p~0.base) (+ c_threadThread1of1ForFork0_~p~0.offset 1)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_557 (Array Int Int)) (v_ArrVal_552 (Array Int Int)) (v_ArrVal_558 Int)) (= |c_threadThread1of1ForFork0_#t~nondet4| (select (select (let ((.cse4 (store (store |c_#race| c_threadThread1of1ForFork0_~p~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_552) c_threadThread1of1ForFork0_~p~0.base) .cse2 |c_threadThread1of1ForFork0_#t~nondet4|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_557))) (store .cse4 |c_ULTIMATE.start_main_#t~mem14#1.base| (store (select .cse4 |c_ULTIMATE.start_main_#t~mem14#1.base|) .cse1 v_ArrVal_558))) c_threadThread1of1ForFork0_~p~0.base) (+ c_threadThread1of1ForFork0_~p~0.offset 2)))) (forall ((v_ArrVal_557 (Array Int Int)) (v_ArrVal_552 (Array Int Int)) (v_ArrVal_558 Int)) (= (select (select (let ((.cse5 (store (store |c_#race| c_threadThread1of1ForFork0_~p~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_552) c_threadThread1of1ForFork0_~p~0.base) .cse2 |c_threadThread1of1ForFork0_#t~nondet4|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_557))) (store .cse5 |c_ULTIMATE.start_main_#t~mem14#1.base| (store (select .cse5 |c_ULTIMATE.start_main_#t~mem14#1.base|) .cse1 v_ArrVal_558))) c_threadThread1of1ForFork0_~p~0.base) c_threadThread1of1ForFork0_~p~0.offset) |c_threadThread1of1ForFork0_#t~nondet4|)))) is different from false [2023-11-17 22:50:33,625 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|)) (.cse3 (* |c_ULTIMATE.start_main_~i~1#1| 4)) (.cse4 (+ c_threadThread1of1ForFork0_~p~0.offset 3)) (.cse0 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|))) (and (forall ((|v_ULTIMATE.start_main_#t~mem14#1.offset_13| Int)) (or (< .cse0 |v_ULTIMATE.start_main_#t~mem14#1.offset_13|) (forall ((v_ArrVal_557 (Array Int Int)) (v_ArrVal_552 (Array Int Int)) (v_ArrVal_558 Int)) (= (select (select (let ((.cse1 (store (store |c_#race| c_threadThread1of1ForFork0_~p~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_552) c_threadThread1of1ForFork0_~p~0.base) .cse4 |c_threadThread1of1ForFork0_#t~nondet4|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_557))) (store .cse1 .cse2 (store (select .cse1 .cse2) (+ |v_ULTIMATE.start_main_#t~mem14#1.offset_13| .cse3) v_ArrVal_558))) c_threadThread1of1ForFork0_~p~0.base) c_threadThread1of1ForFork0_~p~0.offset) |c_threadThread1of1ForFork0_#t~nondet4|)))) (forall ((|v_ULTIMATE.start_main_#t~mem14#1.offset_13| Int)) (or (< .cse0 |v_ULTIMATE.start_main_#t~mem14#1.offset_13|) (forall ((v_ArrVal_557 (Array Int Int)) (v_ArrVal_552 (Array Int Int)) (v_ArrVal_558 Int)) (= (select (select (let ((.cse5 (store (store |c_#race| c_threadThread1of1ForFork0_~p~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_552) c_threadThread1of1ForFork0_~p~0.base) .cse4 |c_threadThread1of1ForFork0_#t~nondet4|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_557))) (store .cse5 .cse2 (store (select .cse5 .cse2) (+ |v_ULTIMATE.start_main_#t~mem14#1.offset_13| .cse3) v_ArrVal_558))) c_threadThread1of1ForFork0_~p~0.base) (+ c_threadThread1of1ForFork0_~p~0.offset 2)) |c_threadThread1of1ForFork0_#t~nondet4|)))) (forall ((|v_ULTIMATE.start_main_#t~mem14#1.offset_13| Int)) (or (forall ((v_ArrVal_557 (Array Int Int)) (v_ArrVal_552 (Array Int Int)) (v_ArrVal_558 Int)) (= |c_threadThread1of1ForFork0_#t~nondet4| (select (select (let ((.cse6 (store (store |c_#race| c_threadThread1of1ForFork0_~p~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_552) c_threadThread1of1ForFork0_~p~0.base) .cse4 |c_threadThread1of1ForFork0_#t~nondet4|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_557))) (store .cse6 .cse2 (store (select .cse6 .cse2) (+ |v_ULTIMATE.start_main_#t~mem14#1.offset_13| .cse3) v_ArrVal_558))) c_threadThread1of1ForFork0_~p~0.base) (+ c_threadThread1of1ForFork0_~p~0.offset 1)))) (< .cse0 |v_ULTIMATE.start_main_#t~mem14#1.offset_13|))) (forall ((|v_ULTIMATE.start_main_#t~mem14#1.offset_13| Int)) (or (forall ((v_ArrVal_557 (Array Int Int)) (v_ArrVal_552 (Array Int Int)) (v_ArrVal_558 Int)) (= (select (select (let ((.cse7 (store (store |c_#race| c_threadThread1of1ForFork0_~p~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_552) c_threadThread1of1ForFork0_~p~0.base) .cse4 |c_threadThread1of1ForFork0_#t~nondet4|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_557))) (store .cse7 .cse2 (store (select .cse7 .cse2) (+ |v_ULTIMATE.start_main_#t~mem14#1.offset_13| .cse3) v_ArrVal_558))) c_threadThread1of1ForFork0_~p~0.base) .cse4) |c_threadThread1of1ForFork0_#t~nondet4|)) (< .cse0 |v_ULTIMATE.start_main_#t~mem14#1.offset_13|))))) is different from false [2023-11-17 22:50:33,764 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|)) (.cse3 (+ c_threadThread1of1ForFork0_~p~0.offset 3)) (.cse0 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|))) (and (forall ((|v_ULTIMATE.start_main_~i~1#1_17| Int)) (or (< 0 |v_ULTIMATE.start_main_~i~1#1_17|) (forall ((|v_ULTIMATE.start_main_#t~mem14#1.offset_13| Int)) (or (< .cse0 |v_ULTIMATE.start_main_#t~mem14#1.offset_13|) (forall ((v_ArrVal_557 (Array Int Int)) (v_ArrVal_552 (Array Int Int)) (v_ArrVal_558 Int)) (= (select (select (let ((.cse1 (store (store |c_#race| c_threadThread1of1ForFork0_~p~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_552) c_threadThread1of1ForFork0_~p~0.base) .cse3 |c_threadThread1of1ForFork0_#t~nondet4|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_557))) (store .cse1 .cse2 (store (select .cse1 .cse2) (+ |v_ULTIMATE.start_main_#t~mem14#1.offset_13| (* |v_ULTIMATE.start_main_~i~1#1_17| 4)) v_ArrVal_558))) c_threadThread1of1ForFork0_~p~0.base) .cse3) |c_threadThread1of1ForFork0_#t~nondet4|)))))) (forall ((|v_ULTIMATE.start_main_~i~1#1_17| Int)) (or (forall ((|v_ULTIMATE.start_main_#t~mem14#1.offset_13| Int)) (or (forall ((v_ArrVal_557 (Array Int Int)) (v_ArrVal_552 (Array Int Int)) (v_ArrVal_558 Int)) (= (select (select (let ((.cse4 (store (store |c_#race| c_threadThread1of1ForFork0_~p~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_552) c_threadThread1of1ForFork0_~p~0.base) .cse3 |c_threadThread1of1ForFork0_#t~nondet4|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_557))) (store .cse4 .cse2 (store (select .cse4 .cse2) (+ |v_ULTIMATE.start_main_#t~mem14#1.offset_13| (* |v_ULTIMATE.start_main_~i~1#1_17| 4)) v_ArrVal_558))) c_threadThread1of1ForFork0_~p~0.base) c_threadThread1of1ForFork0_~p~0.offset) |c_threadThread1of1ForFork0_#t~nondet4|)) (< .cse0 |v_ULTIMATE.start_main_#t~mem14#1.offset_13|))) (< 0 |v_ULTIMATE.start_main_~i~1#1_17|))) (forall ((|v_ULTIMATE.start_main_~i~1#1_17| Int)) (or (< 0 |v_ULTIMATE.start_main_~i~1#1_17|) (forall ((|v_ULTIMATE.start_main_#t~mem14#1.offset_13| Int)) (or (forall ((v_ArrVal_557 (Array Int Int)) (v_ArrVal_552 (Array Int Int)) (v_ArrVal_558 Int)) (= (select (select (let ((.cse5 (store (store |c_#race| c_threadThread1of1ForFork0_~p~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_552) c_threadThread1of1ForFork0_~p~0.base) .cse3 |c_threadThread1of1ForFork0_#t~nondet4|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_557))) (store .cse5 .cse2 (store (select .cse5 .cse2) (+ |v_ULTIMATE.start_main_#t~mem14#1.offset_13| (* |v_ULTIMATE.start_main_~i~1#1_17| 4)) v_ArrVal_558))) c_threadThread1of1ForFork0_~p~0.base) (+ c_threadThread1of1ForFork0_~p~0.offset 2)) |c_threadThread1of1ForFork0_#t~nondet4|)) (< .cse0 |v_ULTIMATE.start_main_#t~mem14#1.offset_13|))))) (forall ((|v_ULTIMATE.start_main_~i~1#1_17| Int)) (or (forall ((|v_ULTIMATE.start_main_#t~mem14#1.offset_13| Int)) (or (forall ((v_ArrVal_557 (Array Int Int)) (v_ArrVal_552 (Array Int Int)) (v_ArrVal_558 Int)) (= (select (select (let ((.cse6 (store (store |c_#race| c_threadThread1of1ForFork0_~p~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_552) c_threadThread1of1ForFork0_~p~0.base) .cse3 |c_threadThread1of1ForFork0_#t~nondet4|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_557))) (store .cse6 .cse2 (store (select .cse6 .cse2) (+ |v_ULTIMATE.start_main_#t~mem14#1.offset_13| (* |v_ULTIMATE.start_main_~i~1#1_17| 4)) v_ArrVal_558))) c_threadThread1of1ForFork0_~p~0.base) (+ c_threadThread1of1ForFork0_~p~0.offset 1)) |c_threadThread1of1ForFork0_#t~nondet4|)) (< .cse0 |v_ULTIMATE.start_main_#t~mem14#1.offset_13|))) (< 0 |v_ULTIMATE.start_main_~i~1#1_17|))))) is different from false [2023-11-17 22:50:34,510 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse6 (+ c_threadThread1of1ForFork0_~p~0.offset 2))) (let ((.cse0 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|)) (.cse2 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|)) (.cse3 (store |c_#race| c_threadThread1of1ForFork0_~p~0.base (store (select |c_#race| c_threadThread1of1ForFork0_~p~0.base) .cse6 |c_threadThread1of1ForFork0_#t~nondet4|))) (.cse4 (+ c_threadThread1of1ForFork0_~p~0.offset 3))) (and (forall ((|v_ULTIMATE.start_main_~i~1#1_17| Int)) (or (forall ((|v_ULTIMATE.start_main_#t~mem14#1.offset_13| Int)) (or (< .cse0 |v_ULTIMATE.start_main_#t~mem14#1.offset_13|) (forall ((v_ArrVal_557 (Array Int Int)) (v_ArrVal_552 (Array Int Int)) (v_ArrVal_558 Int)) (= (select (select (let ((.cse1 (store (store |c_#race| c_threadThread1of1ForFork0_~p~0.base (store (select (store .cse3 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_552) c_threadThread1of1ForFork0_~p~0.base) .cse4 |c_threadThread1of1ForFork0_#t~nondet4|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_557))) (store .cse1 .cse2 (store (select .cse1 .cse2) (+ |v_ULTIMATE.start_main_#t~mem14#1.offset_13| (* |v_ULTIMATE.start_main_~i~1#1_17| 4)) v_ArrVal_558))) c_threadThread1of1ForFork0_~p~0.base) .cse4) |c_threadThread1of1ForFork0_#t~nondet4|)))) (< 0 |v_ULTIMATE.start_main_~i~1#1_17|))) (forall ((|v_ULTIMATE.start_main_~i~1#1_17| Int)) (or (< 0 |v_ULTIMATE.start_main_~i~1#1_17|) (forall ((|v_ULTIMATE.start_main_#t~mem14#1.offset_13| Int)) (or (< .cse0 |v_ULTIMATE.start_main_#t~mem14#1.offset_13|) (forall ((v_ArrVal_557 (Array Int Int)) (v_ArrVal_552 (Array Int Int)) (v_ArrVal_558 Int)) (= (select (select (let ((.cse5 (store (store |c_#race| c_threadThread1of1ForFork0_~p~0.base (store (select (store .cse3 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_552) c_threadThread1of1ForFork0_~p~0.base) .cse4 |c_threadThread1of1ForFork0_#t~nondet4|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_557))) (store .cse5 .cse2 (store (select .cse5 .cse2) (+ |v_ULTIMATE.start_main_#t~mem14#1.offset_13| (* |v_ULTIMATE.start_main_~i~1#1_17| 4)) v_ArrVal_558))) c_threadThread1of1ForFork0_~p~0.base) .cse6) |c_threadThread1of1ForFork0_#t~nondet4|)))))) (forall ((|v_ULTIMATE.start_main_~i~1#1_17| Int)) (or (< 0 |v_ULTIMATE.start_main_~i~1#1_17|) (forall ((|v_ULTIMATE.start_main_#t~mem14#1.offset_13| Int)) (or (forall ((v_ArrVal_557 (Array Int Int)) (v_ArrVal_552 (Array Int Int)) (v_ArrVal_558 Int)) (= (select (select (let ((.cse7 (store (store |c_#race| c_threadThread1of1ForFork0_~p~0.base (store (select (store .cse3 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_552) c_threadThread1of1ForFork0_~p~0.base) .cse4 |c_threadThread1of1ForFork0_#t~nondet4|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_557))) (store .cse7 .cse2 (store (select .cse7 .cse2) (+ |v_ULTIMATE.start_main_#t~mem14#1.offset_13| (* |v_ULTIMATE.start_main_~i~1#1_17| 4)) v_ArrVal_558))) c_threadThread1of1ForFork0_~p~0.base) (+ c_threadThread1of1ForFork0_~p~0.offset 1)) |c_threadThread1of1ForFork0_#t~nondet4|)) (< .cse0 |v_ULTIMATE.start_main_#t~mem14#1.offset_13|))))) (forall ((|v_ULTIMATE.start_main_~i~1#1_17| Int)) (or (forall ((|v_ULTIMATE.start_main_#t~mem14#1.offset_13| Int)) (or (< .cse0 |v_ULTIMATE.start_main_#t~mem14#1.offset_13|) (forall ((v_ArrVal_557 (Array Int Int)) (v_ArrVal_552 (Array Int Int)) (v_ArrVal_558 Int)) (= (select (select (let ((.cse8 (store (store |c_#race| c_threadThread1of1ForFork0_~p~0.base (store (select (store .cse3 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_552) c_threadThread1of1ForFork0_~p~0.base) .cse4 |c_threadThread1of1ForFork0_#t~nondet4|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_557))) (store .cse8 .cse2 (store (select .cse8 .cse2) (+ |v_ULTIMATE.start_main_#t~mem14#1.offset_13| (* |v_ULTIMATE.start_main_~i~1#1_17| 4)) v_ArrVal_558))) c_threadThread1of1ForFork0_~p~0.base) c_threadThread1of1ForFork0_~p~0.offset) |c_threadThread1of1ForFork0_#t~nondet4|)))) (< 0 |v_ULTIMATE.start_main_~i~1#1_17|)))))) is different from false [2023-11-17 22:50:34,622 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse6 (+ c_threadThread1of1ForFork0_~p~0.offset 1)) (.cse9 (+ c_threadThread1of1ForFork0_~p~0.offset 2))) (let ((.cse4 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|)) (.cse1 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|)) (.cse2 (store |c_#race| c_threadThread1of1ForFork0_~p~0.base (store (store (select |c_#race| c_threadThread1of1ForFork0_~p~0.base) .cse6 |c_threadThread1of1ForFork0_#t~nondet4|) .cse9 |c_threadThread1of1ForFork0_#t~nondet4|))) (.cse3 (+ c_threadThread1of1ForFork0_~p~0.offset 3))) (and (forall ((|v_ULTIMATE.start_main_~i~1#1_17| Int)) (or (forall ((|v_ULTIMATE.start_main_#t~mem14#1.offset_13| Int)) (or (forall ((v_ArrVal_557 (Array Int Int)) (v_ArrVal_552 (Array Int Int)) (v_ArrVal_558 Int)) (= (select (select (let ((.cse0 (store (store |c_#race| c_threadThread1of1ForFork0_~p~0.base (store (select (store .cse2 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_552) c_threadThread1of1ForFork0_~p~0.base) .cse3 |c_threadThread1of1ForFork0_#t~nondet4|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_557))) (store .cse0 .cse1 (store (select .cse0 .cse1) (+ |v_ULTIMATE.start_main_#t~mem14#1.offset_13| (* |v_ULTIMATE.start_main_~i~1#1_17| 4)) v_ArrVal_558))) c_threadThread1of1ForFork0_~p~0.base) c_threadThread1of1ForFork0_~p~0.offset) |c_threadThread1of1ForFork0_#t~nondet4|)) (< .cse4 |v_ULTIMATE.start_main_#t~mem14#1.offset_13|))) (< 0 |v_ULTIMATE.start_main_~i~1#1_17|))) (forall ((|v_ULTIMATE.start_main_~i~1#1_17| Int)) (or (forall ((|v_ULTIMATE.start_main_#t~mem14#1.offset_13| Int)) (or (< .cse4 |v_ULTIMATE.start_main_#t~mem14#1.offset_13|) (forall ((v_ArrVal_557 (Array Int Int)) (v_ArrVal_552 (Array Int Int)) (v_ArrVal_558 Int)) (= (select (select (let ((.cse5 (store (store |c_#race| c_threadThread1of1ForFork0_~p~0.base (store (select (store .cse2 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_552) c_threadThread1of1ForFork0_~p~0.base) .cse3 |c_threadThread1of1ForFork0_#t~nondet4|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_557))) (store .cse5 .cse1 (store (select .cse5 .cse1) (+ |v_ULTIMATE.start_main_#t~mem14#1.offset_13| (* |v_ULTIMATE.start_main_~i~1#1_17| 4)) v_ArrVal_558))) c_threadThread1of1ForFork0_~p~0.base) .cse6) |c_threadThread1of1ForFork0_#t~nondet4|)))) (< 0 |v_ULTIMATE.start_main_~i~1#1_17|))) (forall ((|v_ULTIMATE.start_main_~i~1#1_17| Int)) (or (forall ((|v_ULTIMATE.start_main_#t~mem14#1.offset_13| Int)) (or (< .cse4 |v_ULTIMATE.start_main_#t~mem14#1.offset_13|) (forall ((v_ArrVal_557 (Array Int Int)) (v_ArrVal_552 (Array Int Int)) (v_ArrVal_558 Int)) (= (select (select (let ((.cse7 (store (store |c_#race| c_threadThread1of1ForFork0_~p~0.base (store (select (store .cse2 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_552) c_threadThread1of1ForFork0_~p~0.base) .cse3 |c_threadThread1of1ForFork0_#t~nondet4|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_557))) (store .cse7 .cse1 (store (select .cse7 .cse1) (+ |v_ULTIMATE.start_main_#t~mem14#1.offset_13| (* |v_ULTIMATE.start_main_~i~1#1_17| 4)) v_ArrVal_558))) c_threadThread1of1ForFork0_~p~0.base) .cse3) |c_threadThread1of1ForFork0_#t~nondet4|)))) (< 0 |v_ULTIMATE.start_main_~i~1#1_17|))) (forall ((|v_ULTIMATE.start_main_~i~1#1_17| Int)) (or (forall ((|v_ULTIMATE.start_main_#t~mem14#1.offset_13| Int)) (or (< .cse4 |v_ULTIMATE.start_main_#t~mem14#1.offset_13|) (forall ((v_ArrVal_557 (Array Int Int)) (v_ArrVal_552 (Array Int Int)) (v_ArrVal_558 Int)) (= (select (select (let ((.cse8 (store (store |c_#race| c_threadThread1of1ForFork0_~p~0.base (store (select (store .cse2 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_552) c_threadThread1of1ForFork0_~p~0.base) .cse3 |c_threadThread1of1ForFork0_#t~nondet4|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_557))) (store .cse8 .cse1 (store (select .cse8 .cse1) (+ |v_ULTIMATE.start_main_#t~mem14#1.offset_13| (* |v_ULTIMATE.start_main_~i~1#1_17| 4)) v_ArrVal_558))) c_threadThread1of1ForFork0_~p~0.base) .cse9) |c_threadThread1of1ForFork0_#t~nondet4|)))) (< 0 |v_ULTIMATE.start_main_~i~1#1_17|)))))) is different from false [2023-11-17 22:50:34,714 INFO L349 Elim1Store]: treesize reduction 31, result has 62.2 percent of original size [2023-11-17 22:50:34,715 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 838 treesize of output 792 [2023-11-17 22:50:34,743 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-17 22:50:34,746 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 354 treesize of output 324 [2023-11-17 22:50:34,763 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 240 treesize of output 224 [2023-11-17 22:50:35,120 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-17 22:50:35,142 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-17 22:50:35,170 INFO L349 Elim1Store]: treesize reduction 58, result has 29.3 percent of original size [2023-11-17 22:50:35,171 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 320 treesize of output 247 [2023-11-17 22:50:35,184 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-17 22:50:35,187 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 166 treesize of output 142 [2023-11-17 22:50:35,197 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2023-11-17 22:50:35,232 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-17 22:50:35,244 INFO L349 Elim1Store]: treesize reduction 81, result has 1.2 percent of original size [2023-11-17 22:50:35,245 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 336 treesize of output 1 [2023-11-17 22:50:35,250 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-17 22:50:35,260 INFO L349 Elim1Store]: treesize reduction 81, result has 1.2 percent of original size [2023-11-17 22:50:35,261 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 336 treesize of output 1