./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-race-challenges/per-thread-index-inc-race.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 0e0057cc 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_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-race-challenges/per-thread-index-inc-race.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/config/svcomp-DataRace-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx --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 dcbcb8208024116480c974e9f1bc8db6725056562df0982447c3fb673ff0c0ec --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 20:29:08,750 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 20:29:08,814 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2023-12-02 20:29:08,818 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 20:29:08,819 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 20:29:08,843 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 20:29:08,843 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 20:29:08,844 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 20:29:08,845 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 20:29:08,845 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 20:29:08,846 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 20:29:08,846 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 20:29:08,847 INFO L153 SettingsManager]: * Use SBE=true [2023-12-02 20:29:08,847 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 20:29:08,848 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 20:29:08,848 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 20:29:08,849 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 20:29:08,849 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 20:29:08,850 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 20:29:08,850 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 20:29:08,851 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 20:29:08,851 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 20:29:08,852 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-12-02 20:29:08,852 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 20:29:08,852 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 20:29:08,853 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 20:29:08,853 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 20:29:08,854 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 20:29:08,854 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 20:29:08,855 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-12-02 20:29:08,855 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 20:29:08,855 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 20:29:08,856 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 20:29:08,856 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 20:29:08,857 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 20:29:08,857 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-02 20:29:08,857 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 20:29:08,857 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 20:29:08,857 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2023-12-02 20:29:08,858 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-12-02 20:29:08,858 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 20:29:08,858 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-12-02 20:29:08,858 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-12-02 20:29:08,859 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_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dcbcb8208024116480c974e9f1bc8db6725056562df0982447c3fb673ff0c0ec [2023-12-02 20:29:09,073 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 20:29:09,093 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 20:29:09,095 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 20:29:09,096 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 20:29:09,097 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 20:29:09,098 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/../../sv-benchmarks/c/pthread-race-challenges/per-thread-index-inc-race.i [2023-12-02 20:29:11,789 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 20:29:12,027 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 20:29:12,027 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/sv-benchmarks/c/pthread-race-challenges/per-thread-index-inc-race.i [2023-12-02 20:29:12,046 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/data/99889f4c9/6e7363ced8fa439e89314a6e85f524f6/FLAG142f801c6 [2023-12-02 20:29:12,060 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/data/99889f4c9/6e7363ced8fa439e89314a6e85f524f6 [2023-12-02 20:29:12,063 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 20:29:12,065 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 20:29:12,066 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 20:29:12,066 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 20:29:12,071 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 20:29:12,072 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:29:12" (1/1) ... [2023-12-02 20:29:12,073 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@632af063 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:29:12, skipping insertion in model container [2023-12-02 20:29:12,073 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:29:12" (1/1) ... [2023-12-02 20:29:12,125 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 20:29:12,564 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 20:29:12,573 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 20:29:12,619 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 20:29:12,673 INFO L206 MainTranslator]: Completed translation [2023-12-02 20:29:12,673 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:29:12 WrapperNode [2023-12-02 20:29:12,673 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 20:29:12,674 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 20:29:12,674 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 20:29:12,674 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 20:29:12,681 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:29:12" (1/1) ... [2023-12-02 20:29:12,700 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:29:12" (1/1) ... [2023-12-02 20:29:12,728 INFO L138 Inliner]: procedures = 277, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 88 [2023-12-02 20:29:12,728 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 20:29:12,729 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 20:29:12,729 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 20:29:12,729 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 20:29:12,737 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:29:12" (1/1) ... [2023-12-02 20:29:12,737 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:29:12" (1/1) ... [2023-12-02 20:29:12,742 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:29:12" (1/1) ... [2023-12-02 20:29:12,742 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:29:12" (1/1) ... [2023-12-02 20:29:12,753 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:29:12" (1/1) ... [2023-12-02 20:29:12,757 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:29:12" (1/1) ... [2023-12-02 20:29:12,760 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:29:12" (1/1) ... [2023-12-02 20:29:12,762 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:29:12" (1/1) ... [2023-12-02 20:29:12,765 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 20:29:12,766 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 20:29:12,766 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 20:29:12,767 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 20:29:12,768 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:29:12" (1/1) ... [2023-12-02 20:29:12,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 20:29:12,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 [2023-12-02 20:29:12,795 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 20:29:12,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 20:29:12,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 20:29:12,833 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 20:29:12,833 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 20:29:12,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-12-02 20:29:12,833 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 20:29:12,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 20:29:12,833 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 20:29:12,833 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2023-12-02 20:29:12,834 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2023-12-02 20:29:12,834 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 20:29:12,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 20:29:12,835 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-02 20:29:12,975 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 20:29:12,977 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 20:29:13,215 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 20:29:13,227 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 20:29:13,227 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-02 20:29:13,228 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:29:13 BoogieIcfgContainer [2023-12-02 20:29:13,229 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 20:29:13,231 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 20:29:13,231 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 20:29:13,234 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 20:29:13,235 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 08:29:12" (1/3) ... [2023-12-02 20:29:13,235 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69b5fb46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:29:13, skipping insertion in model container [2023-12-02 20:29:13,236 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:29:12" (2/3) ... [2023-12-02 20:29:13,236 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69b5fb46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:29:13, skipping insertion in model container [2023-12-02 20:29:13,236 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:29:13" (3/3) ... [2023-12-02 20:29:13,237 INFO L112 eAbstractionObserver]: Analyzing ICFG per-thread-index-inc-race.i [2023-12-02 20:29:13,244 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-12-02 20:29:13,252 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 20:29:13,252 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 11 error locations. [2023-12-02 20:29:13,252 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-12-02 20:29:13,313 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-12-02 20:29:13,353 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 20:29:13,353 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-12-02 20:29:13,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 [2023-12-02 20:29:13,354 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-12-02 20:29:13,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2023-12-02 20:29:13,389 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-12-02 20:29:13,398 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == threadThread1of1ForFork0 ======== [2023-12-02 20:29:13,403 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;@34455e20, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 20:29:13,404 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2023-12-02 20:29:13,573 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting threadErr0ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE, threadErr2ASSERT_VIOLATIONDATA_RACE, threadErr3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-12-02 20:29:13,577 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:29:13,578 INFO L85 PathProgramCache]: Analyzing trace with hash -435631396, now seen corresponding path program 1 times [2023-12-02 20:29:13,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-02 20:29:13,585 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1133674030] [2023-12-02 20:29:13,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:29:13,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:29:13,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:29:13,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:29:13,752 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-02 20:29:13,752 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1133674030] [2023-12-02 20:29:13,753 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1133674030] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:29:13,753 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:29:13,753 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 20:29:13,755 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2001638145] [2023-12-02 20:29:13,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:29:13,759 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 20:29:13,759 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-02 20:29:13,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 20:29:13,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 20:29:13,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:13,784 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:29:13,784 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 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) [2023-12-02 20:29:13,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:13,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:13,805 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-02 20:29:13,806 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting threadErr0ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE, threadErr2ASSERT_VIOLATIONDATA_RACE, threadErr3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-12-02 20:29:13,806 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:29:13,806 INFO L85 PathProgramCache]: Analyzing trace with hash -1473799966, now seen corresponding path program 1 times [2023-12-02 20:29:13,807 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-02 20:29:13,807 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788070540] [2023-12-02 20:29:13,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:29:13,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:29:13,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:29:13,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:29:13,930 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-02 20:29:13,930 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1788070540] [2023-12-02 20:29:13,930 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1788070540] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:29:13,931 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:29:13,931 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 20:29:13,931 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1215378684] [2023-12-02 20:29:13,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:29:13,932 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 20:29:13,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-02 20:29:13,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 20:29:13,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 20:29:13,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:13,935 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:29:13,936 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 21.5) internal successors, (43), 3 states have internal predecessors, (43), 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) [2023-12-02 20:29:13,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:13,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:13,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:13,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:13,994 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-12-02 20:29:13,994 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting threadErr2ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE, threadErr2ASSERT_VIOLATIONDATA_RACE, threadErr3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-12-02 20:29:13,995 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:29:13,995 INFO L85 PathProgramCache]: Analyzing trace with hash -525146425, now seen corresponding path program 1 times [2023-12-02 20:29:13,995 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-02 20:29:13,995 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [445336765] [2023-12-02 20:29:13,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:29:13,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:29:14,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:29:14,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:29:14,103 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-02 20:29:14,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [445336765] [2023-12-02 20:29:14,104 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [445336765] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:29:14,104 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:29:14,104 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 20:29:14,105 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [176490925] [2023-12-02 20:29:14,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:29:14,105 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 20:29:14,106 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-02 20:29:14,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 20:29:14,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 20:29:14,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:14,108 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:29:14,108 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 25.5) internal successors, (51), 3 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) [2023-12-02 20:29:14,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:14,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:14,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:14,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:14,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:14,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:14,161 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-12-02 20:29:14,161 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting threadErr3ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE, threadErr2ASSERT_VIOLATIONDATA_RACE, threadErr3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-12-02 20:29:14,162 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:29:14,162 INFO L85 PathProgramCache]: Analyzing trace with hash -329336438, now seen corresponding path program 1 times [2023-12-02 20:29:14,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-02 20:29:14,163 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [991916690] [2023-12-02 20:29:14,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:29:14,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:29:14,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:29:14,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:29:14,242 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-02 20:29:14,242 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [991916690] [2023-12-02 20:29:14,242 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [991916690] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:29:14,243 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:29:14,243 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 20:29:14,243 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [946542562] [2023-12-02 20:29:14,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:29:14,244 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 20:29:14,244 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-02 20:29:14,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 20:29:14,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 20:29:14,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:14,246 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:29:14,247 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 27.5) internal successors, (55), 3 states have internal predecessors, (55), 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) [2023-12-02 20:29:14,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:14,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:14,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:14,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:14,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:14,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:14,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:14,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:14,319 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-12-02 20:29:14,320 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting threadErr4ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE, threadErr2ASSERT_VIOLATIONDATA_RACE, threadErr3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-12-02 20:29:14,320 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:29:14,321 INFO L85 PathProgramCache]: Analyzing trace with hash 19145865, now seen corresponding path program 1 times [2023-12-02 20:29:14,321 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-02 20:29:14,321 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [588269476] [2023-12-02 20:29:14,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:29:14,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:29:14,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:29:14,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:29:14,942 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-02 20:29:14,943 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [588269476] [2023-12-02 20:29:14,943 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [588269476] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:29:14,943 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:29:14,943 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 20:29:14,943 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [533258605] [2023-12-02 20:29:14,943 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:29:14,944 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-02 20:29:14,944 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-02 20:29:14,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-02 20:29:14,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-12-02 20:29:14,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:14,946 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:29:14,947 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 12.8) internal successors, (64), 6 states have internal predecessors, (64), 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) [2023-12-02 20:29:14,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:14,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:14,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:14,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:14,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:15,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:15,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:15,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:15,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:15,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:29:15,108 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-12-02 20:29:15,108 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting threadErr4ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE, threadErr2ASSERT_VIOLATIONDATA_RACE, threadErr3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-12-02 20:29:15,109 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:29:15,109 INFO L85 PathProgramCache]: Analyzing trace with hash 1226588475, now seen corresponding path program 1 times [2023-12-02 20:29:15,109 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-02 20:29:15,109 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [924160587] [2023-12-02 20:29:15,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:29:15,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:29:15,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:29:15,836 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:29:15,837 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-02 20:29:15,837 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [924160587] [2023-12-02 20:29:15,837 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [924160587] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:29:15,837 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:29:15,838 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-12-02 20:29:15,838 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770141911] [2023-12-02 20:29:15,838 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:29:15,838 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-12-02 20:29:15,839 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-02 20:29:15,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-12-02 20:29:15,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2023-12-02 20:29:15,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:15,841 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:29:15,841 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 8.333333333333334) internal successors, (75), 10 states have internal predecessors, (75), 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) [2023-12-02 20:29:15,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:15,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:15,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:15,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:15,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:29:15,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:16,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:16,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:16,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:16,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:16,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:29:16,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-12-02 20:29:16,288 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-12-02 20:29:16,288 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting threadErr4ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE, threadErr2ASSERT_VIOLATIONDATA_RACE, threadErr3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-12-02 20:29:16,289 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:29:16,289 INFO L85 PathProgramCache]: Analyzing trace with hash -1927825461, now seen corresponding path program 1 times [2023-12-02 20:29:16,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-02 20:29:16,289 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1361921169] [2023-12-02 20:29:16,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:29:16,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:29:16,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:29:17,667 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:29:17,667 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-02 20:29:17,667 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1361921169] [2023-12-02 20:29:17,668 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1361921169] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 20:29:17,668 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [250548298] [2023-12-02 20:29:17,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:29:17,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 20:29:17,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 [2023-12-02 20:29:17,689 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 20:29:17,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-12-02 20:29:17,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:29:17,821 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 36 conjunts are in the unsatisfiable core [2023-12-02 20:29:17,830 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:29:17,887 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 [2023-12-02 20:29:17,984 INFO L349 Elim1Store]: treesize reduction 4, result has 66.7 percent of original size [2023-12-02 20:29:17,984 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 [2023-12-02 20:29:18,253 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 20:29:18,254 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 33 [2023-12-02 20:29:18,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:18,415 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 26 treesize of output 19 [2023-12-02 20:29:18,443 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2023-12-02 20:29:18,496 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 28 treesize of output 27 [2023-12-02 20:29:18,568 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:29:18,569 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 42 [2023-12-02 20:29:18,664 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:29:18,665 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 52 treesize of output 57 [2023-12-02 20:29:19,004 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 25 treesize of output 13 [2023-12-02 20:29:19,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:19,080 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 56 treesize of output 45 [2023-12-02 20:29:19,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:19,114 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 56 treesize of output 45 [2023-12-02 20:29:19,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:19,153 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 56 treesize of output 45 [2023-12-02 20:29:19,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:19,182 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 56 treesize of output 45 [2023-12-02 20:29:19,232 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 56 treesize of output 45 [2023-12-02 20:29:19,244 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:29:19,244 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 20:29:19,245 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [250548298] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:29:19,245 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-02 20:29:19,245 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [15] total 26 [2023-12-02 20:29:19,245 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2002377917] [2023-12-02 20:29:19,245 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:29:19,246 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-12-02 20:29:19,246 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-02 20:29:19,247 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-12-02 20:29:19,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=113, Invalid=589, Unknown=0, NotChecked=0, Total=702 [2023-12-02 20:29:19,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:19,249 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:29:19,249 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 5.857142857142857) internal successors, (82), 15 states have internal predecessors, (82), 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) [2023-12-02 20:29:19,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:19,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:19,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:19,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:19,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:29:19,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-12-02 20:29:19,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:20,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:20,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:20,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:20,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:20,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:29:20,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-12-02 20:29:20,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-12-02 20:29:20,446 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-12-02 20:29:20,640 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2023-12-02 20:29:20,641 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting threadErr4ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE, threadErr2ASSERT_VIOLATIONDATA_RACE, threadErr3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-12-02 20:29:20,641 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:29:20,641 INFO L85 PathProgramCache]: Analyzing trace with hash 2080516177, now seen corresponding path program 2 times [2023-12-02 20:29:20,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-02 20:29:20,641 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2018092955] [2023-12-02 20:29:20,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:29:20,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:29:20,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:29:21,520 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:29:21,521 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-02 20:29:21,521 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2018092955] [2023-12-02 20:29:21,521 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2018092955] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 20:29:21,521 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [338575368] [2023-12-02 20:29:21,521 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-12-02 20:29:21,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 20:29:21,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 [2023-12-02 20:29:21,522 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 20:29:21,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-12-02 20:29:21,652 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-12-02 20:29:21,652 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-12-02 20:29:21,655 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 68 conjunts are in the unsatisfiable core [2023-12-02 20:29:21,663 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:29:21,817 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 [2023-12-02 20:29:21,883 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2023-12-02 20:29:21,883 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2023-12-02 20:29:22,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:22,045 INFO L349 Elim1Store]: treesize reduction 4, result has 66.7 percent of original size [2023-12-02 20:29:22,045 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 18 [2023-12-02 20:29:22,532 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 20:29:22,532 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 49 treesize of output 44 [2023-12-02 20:29:22,537 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 24 treesize of output 11 [2023-12-02 20:29:22,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:22,975 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 25 treesize of output 18 [2023-12-02 20:29:22,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:22,985 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 16 treesize of output 11 [2023-12-02 20:29:23,028 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-12-02 20:29:23,124 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 19 treesize of output 18 [2023-12-02 20:29:23,219 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 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 [2023-12-02 20:29:23,745 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 24 treesize of output 12 [2023-12-02 20:29:23,752 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 7 treesize of output 3 [2023-12-02 20:29:23,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:23,809 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2023-12-02 20:29:23,836 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 33 treesize of output 38 [2023-12-02 20:29:23,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:23,913 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 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 [2023-12-02 20:29:23,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:23,938 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 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 [2023-12-02 20:29:23,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:23,965 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 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 [2023-12-02 20:29:24,052 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 [2023-12-02 20:29:24,102 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:29:24,102 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:29:24,278 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (* c_threadThread1of1ForFork0_~j~0 4))) (and (forall ((v_ArrVal_357 (Array Int Int)) (v_ArrVal_356 (Array Int Int))) (= (select (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_356) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_357) c_~datas~0.base) (+ c_~datas~0.offset 3 .cse0)) |c_threadThread1of1ForFork0_#t~nondet6|)) (forall ((v_ArrVal_357 (Array Int Int)) (v_ArrVal_356 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet6| (select (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_356) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_357) c_~datas~0.base) (+ c_~datas~0.offset .cse0)))) (forall ((v_ArrVal_357 (Array Int Int)) (v_ArrVal_356 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet6| (select (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_356) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_357) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse0)))) (forall ((v_ArrVal_357 (Array Int Int)) (v_ArrVal_356 (Array Int Int))) (= (select (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_356) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_357) c_~datas~0.base) (+ c_~datas~0.offset .cse0 1)) |c_threadThread1of1ForFork0_#t~nondet6|)))) is different from false [2023-12-02 20:29:24,328 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse1 (* c_threadThread1of1ForFork0_~j~0 4))) (let ((.cse2 (+ c_~datas~0.offset 3 .cse1))) (let ((.cse0 (store |c_#race| c_~datas~0.base (store (select |c_#race| c_~datas~0.base) .cse2 |c_threadThread1of1ForFork0_#t~nondet6|)))) (and (forall ((v_ArrVal_357 (Array Int Int)) (v_ArrVal_356 (Array Int Int))) (= (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_356) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_357) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse1)) |c_threadThread1of1ForFork0_#t~nondet6|)) (forall ((v_ArrVal_357 (Array Int Int)) (v_ArrVal_356 (Array Int Int))) (= (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_356) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_357) c_~datas~0.base) (+ c_~datas~0.offset .cse1)) |c_threadThread1of1ForFork0_#t~nondet6|)) (forall ((v_ArrVal_357 (Array Int Int)) (v_ArrVal_356 (Array Int Int))) (= (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_356) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_357) c_~datas~0.base) (+ c_~datas~0.offset .cse1 1)) |c_threadThread1of1ForFork0_#t~nondet6|)) (forall ((v_ArrVal_357 (Array Int Int)) (v_ArrVal_356 (Array Int Int))) (= (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_356) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_357) c_~datas~0.base) .cse2) |c_threadThread1of1ForFork0_#t~nondet6|)))))) is different from false [2023-12-02 20:29:24,352 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse1 (* c_threadThread1of1ForFork0_~j~0 4))) (let ((.cse0 (+ c_~datas~0.offset 3 .cse1))) (and (forall ((v_ArrVal_351 (Array Int Int)) (v_ArrVal_357 (Array Int Int)) (v_ArrVal_356 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet6| (select (select (store (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_351) c_~datas~0.base) .cse0 |c_threadThread1of1ForFork0_#t~nondet6|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_356) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_357) c_~datas~0.base) (+ c_~datas~0.offset .cse1 1)))) (forall ((v_ArrVal_351 (Array Int Int)) (v_ArrVal_357 (Array Int Int)) (v_ArrVal_356 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet6| (select (select (store (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_351) c_~datas~0.base) .cse0 |c_threadThread1of1ForFork0_#t~nondet6|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_356) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_357) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse1)))) (forall ((v_ArrVal_351 (Array Int Int)) (v_ArrVal_357 (Array Int Int)) (v_ArrVal_356 (Array Int Int))) (= (select (select (store (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_351) c_~datas~0.base) .cse0 |c_threadThread1of1ForFork0_#t~nondet6|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_356) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_357) c_~datas~0.base) .cse0) |c_threadThread1of1ForFork0_#t~nondet6|)) (forall ((v_ArrVal_351 (Array Int Int)) (v_ArrVal_357 (Array Int Int)) (v_ArrVal_356 (Array Int Int))) (= (select (select (store (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_351) c_~datas~0.base) .cse0 |c_threadThread1of1ForFork0_#t~nondet6|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_356) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_357) c_~datas~0.base) (+ c_~datas~0.offset .cse1)) |c_threadThread1of1ForFork0_#t~nondet6|))))) is different from false [2023-12-02 20:29:24,380 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (* c_threadThread1of1ForFork0_~j~0 4))) (let ((.cse0 (+ c_~datas~0.offset 3 .cse2)) (.cse1 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|))) (and (forall ((v_ArrVal_351 (Array Int Int)) (v_ArrVal_357 (Array Int Int)) (v_ArrVal_356 (Array Int Int))) (= (select (select (store (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_351) c_~datas~0.base) .cse0 |c_threadThread1of1ForFork0_#t~nondet6|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_356) .cse1 v_ArrVal_357) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse2)) |c_threadThread1of1ForFork0_#t~nondet6|)) (forall ((v_ArrVal_351 (Array Int Int)) (v_ArrVal_357 (Array Int Int)) (v_ArrVal_356 (Array Int Int))) (= (select (select (store (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_351) c_~datas~0.base) .cse0 |c_threadThread1of1ForFork0_#t~nondet6|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_356) .cse1 v_ArrVal_357) c_~datas~0.base) (+ c_~datas~0.offset .cse2 1)) |c_threadThread1of1ForFork0_#t~nondet6|)) (forall ((v_ArrVal_351 (Array Int Int)) (v_ArrVal_357 (Array Int Int)) (v_ArrVal_356 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet6| (select (select (store (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_351) c_~datas~0.base) .cse0 |c_threadThread1of1ForFork0_#t~nondet6|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_356) .cse1 v_ArrVal_357) c_~datas~0.base) .cse0))) (forall ((v_ArrVal_351 (Array Int Int)) (v_ArrVal_357 (Array Int Int)) (v_ArrVal_356 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet6| (select (select (store (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_351) c_~datas~0.base) .cse0 |c_threadThread1of1ForFork0_#t~nondet6|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_356) .cse1 v_ArrVal_357) c_~datas~0.base) (+ c_~datas~0.offset .cse2))))))) is different from false [2023-12-02 20:29:25,101 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:29:25,102 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 3 case distinctions, treesize of input 119 treesize of output 129 [2023-12-02 20:29:25,111 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:29:25,112 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 190 treesize of output 107 [2023-12-02 20:29:25,117 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 67 treesize of output 53 [2023-12-02 20:29:25,121 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 35 treesize of output 28 [2023-12-02 20:29:25,142 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:29:25,142 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:29:25,144 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:29:25,145 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:29:25,150 INFO L349 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2023-12-02 20:29:25,150 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 42 treesize of output 1 [2023-12-02 20:29:25,152 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:29:25,153 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:29:25,158 INFO L349 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2023-12-02 20:29:25,158 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 1 [2023-12-02 20:29:25,827 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 [2023-12-02 20:29:25,831 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 92 treesize of output 64 [2023-12-02 20:29:25,841 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 34 treesize of output 30 [2023-12-02 20:29:26,089 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:29:26,089 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [338575368] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 20:29:26,089 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-02 20:29:26,090 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 21, 18] total 51 [2023-12-02 20:29:26,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [289322667] [2023-12-02 20:29:26,090 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-02 20:29:26,091 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 52 states [2023-12-02 20:29:26,091 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-02 20:29:26,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2023-12-02 20:29:26,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=253, Invalid=1990, Unknown=29, NotChecked=380, Total=2652 [2023-12-02 20:29:26,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:26,096 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:29:26,096 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 52 states, 51 states have (on average 4.431372549019608) internal successors, (226), 52 states have internal predecessors, (226), 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) [2023-12-02 20:29:26,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:26,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:26,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:26,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:26,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:29:26,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-12-02 20:29:26,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-12-02 20:29:26,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:30,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:30,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:30,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:30,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:30,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:29:30,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-12-02 20:29:30,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-12-02 20:29:30,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-12-02 20:29:30,376 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-12-02 20:29:30,572 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2023-12-02 20:29:30,572 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting threadErr4ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE, threadErr2ASSERT_VIOLATIONDATA_RACE, threadErr3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-12-02 20:29:30,573 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:29:30,573 INFO L85 PathProgramCache]: Analyzing trace with hash -491106549, now seen corresponding path program 3 times [2023-12-02 20:29:30,573 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-02 20:29:30,573 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346244392] [2023-12-02 20:29:30,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:29:30,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:29:30,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:29:31,568 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:29:31,569 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-02 20:29:31,569 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346244392] [2023-12-02 20:29:31,569 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [346244392] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 20:29:31,569 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1278773032] [2023-12-02 20:29:31,569 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-12-02 20:29:31,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 20:29:31,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 [2023-12-02 20:29:31,571 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 20:29:31,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-12-02 20:29:31,710 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2023-12-02 20:29:31,710 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-12-02 20:29:31,712 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 35 conjunts are in the unsatisfiable core [2023-12-02 20:29:31,719 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:29:31,731 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 [2023-12-02 20:29:31,802 INFO L349 Elim1Store]: treesize reduction 4, result has 66.7 percent of original size [2023-12-02 20:29:31,803 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 [2023-12-02 20:29:32,013 INFO L349 Elim1Store]: treesize reduction 17, result has 22.7 percent of original size [2023-12-02 20:29:32,014 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 1 case distinctions, treesize of input 33 treesize of output 24 [2023-12-02 20:29:32,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:32,144 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 26 treesize of output 19 [2023-12-02 20:29:32,163 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2023-12-02 20:29:32,205 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 28 treesize of output 27 [2023-12-02 20:29:32,398 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 25 treesize of output 13 [2023-12-02 20:29:32,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:32,446 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 32 treesize of output 25 [2023-12-02 20:29:32,459 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:29:32,459 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 42 [2023-12-02 20:29:32,511 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:29:32,512 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 52 treesize of output 57 [2023-12-02 20:29:32,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:32,581 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 56 treesize of output 45 [2023-12-02 20:29:32,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:32,605 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 56 treesize of output 45 [2023-12-02 20:29:32,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:32,628 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 56 treesize of output 45 [2023-12-02 20:29:32,667 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 56 treesize of output 45 [2023-12-02 20:29:32,677 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:29:32,677 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 20:29:32,677 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1278773032] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:29:32,677 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-02 20:29:32,677 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [15] total 25 [2023-12-02 20:29:32,678 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [184112337] [2023-12-02 20:29:32,678 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:29:32,678 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-12-02 20:29:32,678 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-02 20:29:32,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-12-02 20:29:32,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=556, Unknown=0, NotChecked=0, Total=650 [2023-12-02 20:29:32,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:32,680 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:29:32,681 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 5.857142857142857) internal successors, (82), 15 states have internal predecessors, (82), 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) [2023-12-02 20:29:32,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:32,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:32,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:32,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:32,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:29:32,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-12-02 20:29:32,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-12-02 20:29:32,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2023-12-02 20:29:32,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:34,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:34,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:34,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:34,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:34,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:29:34,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-12-02 20:29:34,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-12-02 20:29:34,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2023-12-02 20:29:34,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-12-02 20:29:34,379 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-12-02 20:29:34,575 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 20:29:34,575 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting threadErr4ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE, threadErr2ASSERT_VIOLATIONDATA_RACE, threadErr3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-12-02 20:29:34,575 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:29:34,575 INFO L85 PathProgramCache]: Analyzing trace with hash -448575215, now seen corresponding path program 4 times [2023-12-02 20:29:34,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-02 20:29:34,576 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [354847539] [2023-12-02 20:29:34,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:29:34,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:29:34,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:29:35,394 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:29:35,394 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-02 20:29:35,394 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [354847539] [2023-12-02 20:29:35,394 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [354847539] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 20:29:35,394 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1685168950] [2023-12-02 20:29:35,394 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-12-02 20:29:35,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 20:29:35,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 [2023-12-02 20:29:35,396 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 20:29:35,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-12-02 20:29:35,687 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-12-02 20:29:35,687 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-12-02 20:29:35,690 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 64 conjunts are in the unsatisfiable core [2023-12-02 20:29:35,695 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:29:35,735 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 [2023-12-02 20:29:35,784 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2023-12-02 20:29:35,785 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2023-12-02 20:29:35,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:35,912 INFO L349 Elim1Store]: treesize reduction 4, result has 66.7 percent of original size [2023-12-02 20:29:35,913 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 18 [2023-12-02 20:29:36,305 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 20:29:36,305 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 49 treesize of output 44 [2023-12-02 20:29:36,310 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 24 treesize of output 11 [2023-12-02 20:29:36,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:36,674 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 16 treesize of output 11 [2023-12-02 20:29:36,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:36,686 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 25 treesize of output 18 [2023-12-02 20:29:36,721 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-12-02 20:29:37,017 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 24 treesize of output 12 [2023-12-02 20:29:37,024 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 7 treesize of output 3 [2023-12-02 20:29:37,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:37,066 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-12-02 20:29:37,089 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 19 treesize of output 18 [2023-12-02 20:29:37,142 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 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 [2023-12-02 20:29:37,196 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 33 treesize of output 38 [2023-12-02 20:29:37,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:37,270 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 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 [2023-12-02 20:29:37,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:37,299 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 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 [2023-12-02 20:29:37,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:37,320 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 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 [2023-12-02 20:29:37,410 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 [2023-12-02 20:29:37,454 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:29:37,454 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:29:37,477 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (* c_threadThread1of1ForFork0_~j~0 4))) (and (forall ((v_ArrVal_565 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_565) c_~datas~0.base) (+ c_~datas~0.offset .cse0 1)) |c_threadThread1of1ForFork0_#t~nondet6|)) (forall ((v_ArrVal_565 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_565) c_~datas~0.base) (+ c_~datas~0.offset .cse0)) |c_threadThread1of1ForFork0_#t~nondet6|)) (forall ((v_ArrVal_565 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet6| (select (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_565) c_~datas~0.base) (+ c_~datas~0.offset 3 .cse0)))) (forall ((v_ArrVal_565 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet6| (select (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_565) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse0)))))) is different from false [2023-12-02 20:29:37,512 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (* c_threadThread1of1ForFork0_~j~0 4))) (and (forall ((v_ArrVal_564 (Array Int Int)) (v_ArrVal_565 (Array Int Int))) (= (select (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_564) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_565) c_~datas~0.base) (+ c_~datas~0.offset .cse0 1)) |c_threadThread1of1ForFork0_#t~nondet6|)) (forall ((v_ArrVal_564 (Array Int Int)) (v_ArrVal_565 (Array Int Int))) (= (select (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_564) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_565) c_~datas~0.base) (+ c_~datas~0.offset 3 .cse0)) |c_threadThread1of1ForFork0_#t~nondet6|)) (forall ((v_ArrVal_564 (Array Int Int)) (v_ArrVal_565 (Array Int Int))) (= (select (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_564) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_565) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse0)) |c_threadThread1of1ForFork0_#t~nondet6|)) (forall ((v_ArrVal_564 (Array Int Int)) (v_ArrVal_565 (Array Int Int))) (= (select (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_564) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_565) c_~datas~0.base) (+ c_~datas~0.offset .cse0)) |c_threadThread1of1ForFork0_#t~nondet6|)))) is different from false [2023-12-02 20:29:37,565 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse1 (* c_threadThread1of1ForFork0_~j~0 4))) (let ((.cse2 (+ c_~datas~0.offset 3 .cse1))) (let ((.cse0 (store |c_#race| c_~datas~0.base (store (select |c_#race| c_~datas~0.base) .cse2 |c_threadThread1of1ForFork0_#t~nondet6|)))) (and (forall ((v_ArrVal_564 (Array Int Int)) (v_ArrVal_565 (Array Int Int))) (= (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_564) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_565) c_~datas~0.base) (+ c_~datas~0.offset .cse1)) |c_threadThread1of1ForFork0_#t~nondet6|)) (forall ((v_ArrVal_564 (Array Int Int)) (v_ArrVal_565 (Array Int Int))) (= (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_564) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_565) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse1)) |c_threadThread1of1ForFork0_#t~nondet6|)) (forall ((v_ArrVal_564 (Array Int Int)) (v_ArrVal_565 (Array Int Int))) (= (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_564) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_565) c_~datas~0.base) (+ c_~datas~0.offset .cse1 1)) |c_threadThread1of1ForFork0_#t~nondet6|)) (forall ((v_ArrVal_564 (Array Int Int)) (v_ArrVal_565 (Array Int Int))) (= (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_564) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_565) c_~datas~0.base) .cse2) |c_threadThread1of1ForFork0_#t~nondet6|)))))) is different from false [2023-12-02 20:29:37,581 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse1 (* c_threadThread1of1ForFork0_~j~0 4))) (let ((.cse2 (+ c_~datas~0.offset 2 .cse1)) (.cse3 (+ c_~datas~0.offset 3 .cse1))) (let ((.cse0 (store |c_#race| c_~datas~0.base (store (store (select |c_#race| c_~datas~0.base) .cse2 |c_threadThread1of1ForFork0_#t~nondet6|) .cse3 |c_threadThread1of1ForFork0_#t~nondet6|)))) (and (forall ((v_ArrVal_564 (Array Int Int)) (v_ArrVal_565 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet6| (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_564) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_565) c_~datas~0.base) (+ c_~datas~0.offset .cse1 1)))) (forall ((v_ArrVal_564 (Array Int Int)) (v_ArrVal_565 (Array Int Int))) (= (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_564) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_565) c_~datas~0.base) .cse2) |c_threadThread1of1ForFork0_#t~nondet6|)) (forall ((v_ArrVal_564 (Array Int Int)) (v_ArrVal_565 (Array Int Int))) (= (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_564) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_565) c_~datas~0.base) (+ c_~datas~0.offset .cse1)) |c_threadThread1of1ForFork0_#t~nondet6|)) (forall ((v_ArrVal_564 (Array Int Int)) (v_ArrVal_565 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet6| (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_564) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_565) c_~datas~0.base) .cse3))))))) is different from false [2023-12-02 20:29:37,601 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse1 (* c_threadThread1of1ForFork0_~j~0 4))) (let ((.cse4 (+ c_~datas~0.offset .cse1 1)) (.cse2 (+ c_~datas~0.offset 2 .cse1)) (.cse3 (+ c_~datas~0.offset 3 .cse1))) (let ((.cse0 (store |c_#race| c_~datas~0.base (store (store (store (select |c_#race| c_~datas~0.base) .cse4 |c_threadThread1of1ForFork0_#t~nondet6|) .cse2 |c_threadThread1of1ForFork0_#t~nondet6|) .cse3 |c_threadThread1of1ForFork0_#t~nondet6|)))) (and (forall ((v_ArrVal_564 (Array Int Int)) (v_ArrVal_565 (Array Int Int))) (= (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_564) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_565) c_~datas~0.base) (+ c_~datas~0.offset .cse1)) |c_threadThread1of1ForFork0_#t~nondet6|)) (forall ((v_ArrVal_564 (Array Int Int)) (v_ArrVal_565 (Array Int Int))) (= (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_564) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_565) c_~datas~0.base) .cse2) |c_threadThread1of1ForFork0_#t~nondet6|)) (forall ((v_ArrVal_564 (Array Int Int)) (v_ArrVal_565 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet6| (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_564) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_565) c_~datas~0.base) .cse3))) (forall ((v_ArrVal_564 (Array Int Int)) (v_ArrVal_565 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet6| (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_564) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_565) c_~datas~0.base) .cse4))))))) is different from false [2023-12-02 20:29:38,025 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 92 treesize of output 64 [2023-12-02 20:29:38,034 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 34 treesize of output 30 [2023-12-02 20:29:38,053 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 [2023-12-02 20:29:38,180 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:29:38,180 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1685168950] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 20:29:38,180 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-02 20:29:38,180 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 16, 16] total 41 [2023-12-02 20:29:38,181 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1663618099] [2023-12-02 20:29:38,181 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-02 20:29:38,181 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2023-12-02 20:29:38,181 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-02 20:29:38,182 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2023-12-02 20:29:38,183 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=163, Invalid=1181, Unknown=8, NotChecked=370, Total=1722 [2023-12-02 20:29:38,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:38,183 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:29:38,184 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 41 states have (on average 4.7073170731707314) internal successors, (193), 42 states have internal predecessors, (193), 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) [2023-12-02 20:29:38,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:38,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:38,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:38,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:38,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:29:38,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-12-02 20:29:38,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-12-02 20:29:38,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2023-12-02 20:29:38,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-12-02 20:29:38,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:40,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:40,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:40,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:40,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:40,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:29:40,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-12-02 20:29:40,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-12-02 20:29:40,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2023-12-02 20:29:40,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-12-02 20:29:40,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-12-02 20:29:41,003 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-12-02 20:29:41,199 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-12-02 20:29:41,199 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting threadErr4ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE, threadErr2ASSERT_VIOLATIONDATA_RACE, threadErr3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-12-02 20:29:41,199 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:29:41,199 INFO L85 PathProgramCache]: Analyzing trace with hash -383355317, now seen corresponding path program 5 times [2023-12-02 20:29:41,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-02 20:29:41,200 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [758072352] [2023-12-02 20:29:41,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:29:41,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:29:41,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:29:41,917 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:29:41,917 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-02 20:29:41,917 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [758072352] [2023-12-02 20:29:41,917 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [758072352] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 20:29:41,917 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1104685866] [2023-12-02 20:29:41,917 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-12-02 20:29:41,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 20:29:41,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 [2023-12-02 20:29:41,918 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 20:29:41,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-12-02 20:29:42,025 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-12-02 20:29:42,025 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-12-02 20:29:42,027 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-02 20:29:42,031 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:29:42,037 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 [2023-12-02 20:29:42,072 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2023-12-02 20:29:42,072 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2023-12-02 20:29:42,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:42,154 INFO L349 Elim1Store]: treesize reduction 4, result has 66.7 percent of original size [2023-12-02 20:29:42,154 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 18 [2023-12-02 20:29:42,310 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 20:29:42,310 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 32 [2023-12-02 20:29:42,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:42,406 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 25 treesize of output 18 [2023-12-02 20:29:42,467 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 24 treesize of output 12 [2023-12-02 20:29:42,501 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2023-12-02 20:29:42,530 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 28 treesize of output 27 [2023-12-02 20:29:42,581 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:29:42,582 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 42 [2023-12-02 20:29:42,641 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:29:42,641 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 52 treesize of output 57 [2023-12-02 20:29:42,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:42,710 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 45 [2023-12-02 20:29:42,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:42,734 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 45 [2023-12-02 20:29:42,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:42,771 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 45 [2023-12-02 20:29:42,816 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 56 treesize of output 45 [2023-12-02 20:29:42,827 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 20:29:42,827 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 20:29:42,827 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1104685866] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:29:42,827 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-02 20:29:42,827 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [15] total 26 [2023-12-02 20:29:42,827 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1504799606] [2023-12-02 20:29:42,828 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:29:42,828 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-12-02 20:29:42,828 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-02 20:29:42,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-12-02 20:29:42,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=593, Unknown=0, NotChecked=0, Total=702 [2023-12-02 20:29:42,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:42,830 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:29:42,831 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 5.857142857142857) internal successors, (82), 15 states have internal predecessors, (82), 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) [2023-12-02 20:29:42,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:42,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:42,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:42,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:42,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:29:42,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-12-02 20:29:42,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-12-02 20:29:42,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2023-12-02 20:29:42,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-12-02 20:29:42,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-12-02 20:29:42,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:46,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:46,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:46,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:46,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:46,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:29:46,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-12-02 20:29:46,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2023-12-02 20:29:46,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-12-02 20:29:46,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-12-02 20:29:46,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2023-12-02 20:29:46,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-12-02 20:29:46,854 INFO L805 garLoopResultBuilder]: Registering result SAFE for location threadErr0ASSERT_VIOLATIONDATA_RACE (4 of 5 remaining) [2023-12-02 20:29:46,855 INFO L805 garLoopResultBuilder]: Registering result SAFE for location threadErr1ASSERT_VIOLATIONDATA_RACE (3 of 5 remaining) [2023-12-02 20:29:46,855 INFO L805 garLoopResultBuilder]: Registering result SAFE for location threadErr2ASSERT_VIOLATIONDATA_RACE (2 of 5 remaining) [2023-12-02 20:29:46,855 INFO L805 garLoopResultBuilder]: Registering result SAFE for location threadErr3ASSERT_VIOLATIONDATA_RACE (1 of 5 remaining) [2023-12-02 20:29:46,855 INFO L805 garLoopResultBuilder]: Registering result SAFE for location threadErr4ASSERT_VIOLATIONDATA_RACE (0 of 5 remaining) [2023-12-02 20:29:46,860 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-12-02 20:29:47,056 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 20:29:47,065 INFO L445 BasicCegarLoop]: Path program histogram: [5, 1, 1, 1, 1, 1, 1] [2023-12-02 20:29:47,066 INFO L307 ceAbstractionStarter]: Result for error location threadThread1of1ForFork0 was SAFE,SAFE,SAFE,SAFE,SAFE (1/2) [2023-12-02 20:29:47,070 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 20:29:47,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-12-02 20:29:47,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 [2023-12-02 20:29:47,072 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-12-02 20:29:47,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (8)] Waiting until timeout for monitored process [2023-12-02 20:29:47,077 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-12-02 20:29:47,077 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-12-02 20:29:47,078 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;@34455e20, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 20:29:47,078 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2023-12-02 20:29:47,097 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 4 more)] === [2023-12-02 20:29:47,097 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:29:47,097 INFO L85 PathProgramCache]: Analyzing trace with hash -1618840428, now seen corresponding path program 1 times [2023-12-02 20:29:47,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-02 20:29:47,097 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [591161872] [2023-12-02 20:29:47,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:29:47,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:29:47,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:29:47,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:29:47,108 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-02 20:29:47,108 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [591161872] [2023-12-02 20:29:47,109 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [591161872] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:29:47,109 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:29:47,109 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 20:29:47,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1057162813] [2023-12-02 20:29:47,109 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:29:47,109 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 20:29:47,110 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-02 20:29:47,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 20:29:47,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 20:29:47,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:47,111 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:29:47,111 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 13.0) internal successors, (26), 2 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 20:29:47,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:47,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:47,113 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-12-02 20:29:47,113 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 4 more)] === [2023-12-02 20:29:47,113 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:29:47,113 INFO L85 PathProgramCache]: Analyzing trace with hash -1155213286, now seen corresponding path program 1 times [2023-12-02 20:29:47,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-02 20:29:47,114 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [215376648] [2023-12-02 20:29:47,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:29:47,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:29:47,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:29:47,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:29:47,155 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-02 20:29:47,155 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [215376648] [2023-12-02 20:29:47,155 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [215376648] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:29:47,155 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:29:47,156 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 20:29:47,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1352689165] [2023-12-02 20:29:47,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:29:47,156 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 20:29:47,156 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-02 20:29:47,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 20:29:47,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 20:29:47,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:47,157 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:29:47,157 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 12.5) internal successors, (25), 3 states have internal predecessors, (25), 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) [2023-12-02 20:29:47,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:47,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:47,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:47,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:47,166 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-12-02 20:29:47,166 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 4 more)] === [2023-12-02 20:29:47,166 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:29:47,166 INFO L85 PathProgramCache]: Analyzing trace with hash -1032599403, now seen corresponding path program 1 times [2023-12-02 20:29:47,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-02 20:29:47,166 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [483713481] [2023-12-02 20:29:47,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:29:47,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:29:47,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:29:47,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:29:47,308 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-02 20:29:47,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [483713481] [2023-12-02 20:29:47,308 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [483713481] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:29:47,308 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:29:47,308 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 20:29:47,308 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2064856404] [2023-12-02 20:29:47,308 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:29:47,309 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-02 20:29:47,309 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-02 20:29:47,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-02 20:29:47,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-12-02 20:29:47,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:47,310 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:29:47,310 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 7.4) internal successors, (37), 6 states have internal predecessors, (37), 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) [2023-12-02 20:29:47,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:47,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:47,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:47,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:47,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:47,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:29:47,388 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-12-02 20:29:47,388 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 4 more)] === [2023-12-02 20:29:47,388 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:29:47,388 INFO L85 PathProgramCache]: Analyzing trace with hash -547798301, now seen corresponding path program 1 times [2023-12-02 20:29:47,388 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-02 20:29:47,389 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [528970848] [2023-12-02 20:29:47,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:29:47,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:29:47,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 20:29:47,413 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 20:29:47,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 20:29:47,444 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-12-02 20:29:47,444 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 20:29:47,444 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (6 of 7 remaining) [2023-12-02 20:29:47,445 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (5 of 7 remaining) [2023-12-02 20:29:47,445 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (4 of 7 remaining) [2023-12-02 20:29:47,445 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (3 of 7 remaining) [2023-12-02 20:29:47,445 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (2 of 7 remaining) [2023-12-02 20:29:47,445 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (1 of 7 remaining) [2023-12-02 20:29:47,445 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (0 of 7 remaining) [2023-12-02 20:29:47,445 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-12-02 20:29:47,449 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-12-02 20:29:47,450 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN (2/2) [2023-12-02 20:29:47,450 WARN L233 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2023-12-02 20:29:47,450 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2023-12-02 20:29:47,474 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-12-02 20:29:47,477 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 20:29:47,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-12-02 20:29:47,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 [2023-12-02 20:29:47,480 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-12-02 20:29:47,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (9)] Waiting until timeout for monitored process [2023-12-02 20:29:47,488 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-12-02 20:29:47,488 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == threadThread1of2ForFork0 ======== [2023-12-02 20:29:47,489 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;@34455e20, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 20:29:47,489 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2023-12-02 20:29:47,552 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting threadErr0ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE, threadErr2ASSERT_VIOLATIONDATA_RACE, threadErr3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-12-02 20:29:47,552 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:29:47,552 INFO L85 PathProgramCache]: Analyzing trace with hash 577877182, now seen corresponding path program 1 times [2023-12-02 20:29:47,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-02 20:29:47,552 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [312121404] [2023-12-02 20:29:47,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:29:47,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:29:47,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:29:47,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:29:47,567 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-02 20:29:47,567 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [312121404] [2023-12-02 20:29:47,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [312121404] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:29:47,568 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:29:47,568 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 20:29:47,568 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [335532551] [2023-12-02 20:29:47,568 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:29:47,568 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 20:29:47,568 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-02 20:29:47,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 20:29:47,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 20:29:47,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:47,569 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:29:47,569 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 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) [2023-12-02 20:29:47,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:47,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:47,575 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-12-02 20:29:47,575 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting threadErr0ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE, threadErr2ASSERT_VIOLATIONDATA_RACE, threadErr3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-12-02 20:29:47,575 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:29:47,575 INFO L85 PathProgramCache]: Analyzing trace with hash 1221679973, now seen corresponding path program 1 times [2023-12-02 20:29:47,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-02 20:29:47,576 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1464436258] [2023-12-02 20:29:47,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:29:47,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:29:47,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:29:47,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:29:47,597 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-02 20:29:47,597 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1464436258] [2023-12-02 20:29:47,597 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1464436258] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:29:47,598 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:29:47,598 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 20:29:47,598 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [235887592] [2023-12-02 20:29:47,598 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:29:47,598 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 20:29:47,598 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-02 20:29:47,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 20:29:47,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 20:29:47,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:47,599 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:29:47,600 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 21.5) internal successors, (43), 3 states have internal predecessors, (43), 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) [2023-12-02 20:29:47,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:47,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:47,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:47,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:47,628 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-12-02 20:29:47,628 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting threadErr2ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE, threadErr2ASSERT_VIOLATIONDATA_RACE, threadErr3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-12-02 20:29:47,628 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:29:47,628 INFO L85 PathProgramCache]: Analyzing trace with hash 933971658, now seen corresponding path program 1 times [2023-12-02 20:29:47,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-02 20:29:47,628 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1213075712] [2023-12-02 20:29:47,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:29:47,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:29:47,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:29:47,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:29:47,651 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-02 20:29:47,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1213075712] [2023-12-02 20:29:47,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1213075712] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:29:47,651 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:29:47,651 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 20:29:47,651 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98667057] [2023-12-02 20:29:47,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:29:47,652 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 20:29:47,652 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-02 20:29:47,652 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 20:29:47,652 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 20:29:47,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:47,653 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:29:47,653 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 25.5) internal successors, (51), 3 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) [2023-12-02 20:29:47,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:47,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:47,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:47,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:47,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:47,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:47,681 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2023-12-02 20:29:47,681 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting threadErr3ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE, threadErr2ASSERT_VIOLATIONDATA_RACE, threadErr3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-12-02 20:29:47,681 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:29:47,681 INFO L85 PathProgramCache]: Analyzing trace with hash 1363302477, now seen corresponding path program 1 times [2023-12-02 20:29:47,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-02 20:29:47,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [433592323] [2023-12-02 20:29:47,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:29:47,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:29:47,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:29:47,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:29:47,705 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-02 20:29:47,705 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [433592323] [2023-12-02 20:29:47,705 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [433592323] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:29:47,705 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:29:47,705 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 20:29:47,705 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1878518626] [2023-12-02 20:29:47,706 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:29:47,706 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 20:29:47,706 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-02 20:29:47,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 20:29:47,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 20:29:47,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:47,707 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:29:47,707 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 27.5) internal successors, (55), 3 states have internal predecessors, (55), 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) [2023-12-02 20:29:47,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:47,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:47,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:47,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:47,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:47,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:47,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:47,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:47,751 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2023-12-02 20:29:47,751 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting threadErr4ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE, threadErr2ASSERT_VIOLATIONDATA_RACE, threadErr3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-12-02 20:29:47,751 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:29:47,751 INFO L85 PathProgramCache]: Analyzing trace with hash -1531858265, now seen corresponding path program 1 times [2023-12-02 20:29:47,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-02 20:29:47,752 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [892375756] [2023-12-02 20:29:47,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:29:47,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:29:47,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:29:48,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:29:48,046 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-02 20:29:48,046 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [892375756] [2023-12-02 20:29:48,046 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [892375756] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:29:48,046 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:29:48,046 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 20:29:48,046 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [707329335] [2023-12-02 20:29:48,046 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:29:48,047 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-02 20:29:48,047 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-02 20:29:48,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-02 20:29:48,047 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-12-02 20:29:48,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:48,048 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:29:48,048 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 12.8) internal successors, (64), 6 states have internal predecessors, (64), 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) [2023-12-02 20:29:48,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:48,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:48,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:48,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:48,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:48,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:48,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:48,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:48,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:48,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:29:48,435 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2023-12-02 20:29:48,435 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting threadErr4ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE, threadErr2ASSERT_VIOLATIONDATA_RACE, threadErr3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-12-02 20:29:48,435 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:29:48,435 INFO L85 PathProgramCache]: Analyzing trace with hash 46102974, now seen corresponding path program 1 times [2023-12-02 20:29:48,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-02 20:29:48,436 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1131333295] [2023-12-02 20:29:48,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:29:48,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:29:48,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:29:48,942 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:29:48,942 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-02 20:29:48,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1131333295] [2023-12-02 20:29:48,942 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1131333295] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:29:48,942 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:29:48,942 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-12-02 20:29:48,943 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [341900958] [2023-12-02 20:29:48,943 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:29:48,943 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-12-02 20:29:48,943 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-02 20:29:48,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-12-02 20:29:48,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2023-12-02 20:29:48,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:48,945 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:29:48,945 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 7.5) internal successors, (75), 11 states have internal predecessors, (75), 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) [2023-12-02 20:29:48,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:48,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:48,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:48,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:48,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:29:48,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:49,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:49,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:49,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:49,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:49,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:29:49,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-12-02 20:29:49,490 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2023-12-02 20:29:49,490 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting threadErr4ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE, threadErr2ASSERT_VIOLATIONDATA_RACE, threadErr3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-12-02 20:29:49,490 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:29:49,491 INFO L85 PathProgramCache]: Analyzing trace with hash -583522317, now seen corresponding path program 1 times [2023-12-02 20:29:49,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-02 20:29:49,491 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869278506] [2023-12-02 20:29:49,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:29:49,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:29:49,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:29:49,826 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-12-02 20:29:49,826 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-02 20:29:49,826 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1869278506] [2023-12-02 20:29:49,826 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1869278506] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:29:49,826 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:29:49,826 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-12-02 20:29:49,827 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1855672718] [2023-12-02 20:29:49,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:29:49,827 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-02 20:29:49,827 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-02 20:29:49,828 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-02 20:29:49,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-12-02 20:29:49,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:49,828 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:29:49,829 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.166666666666668) internal successors, (97), 6 states have internal predecessors, (97), 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) [2023-12-02 20:29:49,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:49,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:49,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:49,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:49,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:29:49,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-12-02 20:29:49,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:50,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:50,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:50,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:50,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:50,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:29:50,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-12-02 20:29:50,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:29:50,142 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2023-12-02 20:29:50,143 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting threadErr4ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE, threadErr2ASSERT_VIOLATIONDATA_RACE, threadErr3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-12-02 20:29:50,143 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:29:50,143 INFO L85 PathProgramCache]: Analyzing trace with hash -770990913, now seen corresponding path program 1 times [2023-12-02 20:29:50,143 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-02 20:29:50,143 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1993321956] [2023-12-02 20:29:50,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:29:50,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:29:50,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:29:51,317 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-12-02 20:29:51,318 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-02 20:29:51,318 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1993321956] [2023-12-02 20:29:51,318 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1993321956] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 20:29:51,318 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1123986422] [2023-12-02 20:29:51,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:29:51,318 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 20:29:51,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 [2023-12-02 20:29:51,319 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 20:29:51,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-12-02 20:29:51,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:29:51,456 INFO L262 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 46 conjunts are in the unsatisfiable core [2023-12-02 20:29:51,460 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:29:52,048 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 [2023-12-02 20:29:52,094 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 [2023-12-02 20:29:52,161 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 [2023-12-02 20:29:52,229 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 [2023-12-02 20:29:52,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:52,577 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 [2023-12-02 20:29:52,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:52,606 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 [2023-12-02 20:29:52,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:52,632 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 [2023-12-02 20:29:52,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:52,686 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 [2023-12-02 20:29:53,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:53,113 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 [2023-12-02 20:29:53,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:53,130 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 [2023-12-02 20:29:53,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:53,158 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 [2023-12-02 20:29:53,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:53,185 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 [2023-12-02 20:29:53,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:29:53,536 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:29:53,536 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 48 treesize of output 41 [2023-12-02 20:29:53,581 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 7 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:29:53,581 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:29:53,962 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (* c_threadThread1of2ForFork0_~j~0 4))) (and (<= (+ c_threadThread1of2ForFork0_~j~0 1) c_~next_j~0) (forall ((v_ArrVal_1094 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1094) c_~datas~0.base) (+ c_~datas~0.offset .cse0)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_1094 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1094) c_~datas~0.base) (+ c_~datas~0.offset .cse0 1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_1094 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1094) c_~datas~0.base) (+ c_~datas~0.offset 3 .cse0)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_1094 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1094) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse0)) |c_threadThread1of2ForFork0_#t~nondet6|)))) is different from false [2023-12-02 20:29:55,084 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:29:55,085 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 51 treesize of output 67 [2023-12-02 20:29:55,091 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:29:55,091 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 115 treesize of output 35 [2023-12-02 20:29:55,100 INFO L349 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2023-12-02 20:29:55,100 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 51 treesize of output 1 [2023-12-02 20:29:55,108 INFO L349 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2023-12-02 20:29:55,108 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 51 treesize of output 1 [2023-12-02 20:29:55,114 INFO L349 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2023-12-02 20:29:55,114 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 50 treesize of output 1 [2023-12-02 20:29:55,541 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 19 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 14 not checked. [2023-12-02 20:29:55,541 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1123986422] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 20:29:55,542 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-02 20:29:55,542 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 24, 20] total 54 [2023-12-02 20:29:55,542 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [756045310] [2023-12-02 20:29:55,542 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-02 20:29:55,543 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 55 states [2023-12-02 20:29:55,543 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-02 20:29:55,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2023-12-02 20:29:55,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=425, Invalid=2417, Unknown=24, NotChecked=104, Total=2970 [2023-12-02 20:29:55,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:55,546 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:29:55,547 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 55 states, 54 states have (on average 5.814814814814815) internal successors, (314), 55 states have internal predecessors, (314), 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) [2023-12-02 20:29:55,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:55,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:55,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:55,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:55,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:29:55,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-12-02 20:29:55,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:29:55,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:58,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:29:58,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:58,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:58,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:29:58,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:29:58,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-12-02 20:29:58,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:29:58,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2023-12-02 20:29:58,408 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2023-12-02 20:29:58,604 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2023-12-02 20:29:58,604 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting threadErr4ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE, threadErr2ASSERT_VIOLATIONDATA_RACE, threadErr3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-12-02 20:29:58,604 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:29:58,604 INFO L85 PathProgramCache]: Analyzing trace with hash -843028935, now seen corresponding path program 1 times [2023-12-02 20:29:58,605 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-02 20:29:58,605 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [644294643] [2023-12-02 20:29:58,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:29:58,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:29:58,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:29:59,623 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-12-02 20:29:59,623 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-02 20:29:59,623 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [644294643] [2023-12-02 20:29:59,623 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [644294643] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 20:29:59,623 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [266209831] [2023-12-02 20:29:59,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:29:59,623 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 20:29:59,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 [2023-12-02 20:29:59,624 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 20:29:59,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-12-02 20:29:59,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:29:59,768 INFO L262 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 48 conjunts are in the unsatisfiable core [2023-12-02 20:29:59,772 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:30:00,332 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 [2023-12-02 20:30:00,406 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 [2023-12-02 20:30:00,462 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 [2023-12-02 20:30:00,527 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 [2023-12-02 20:30:00,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:30:00,905 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 [2023-12-02 20:30:00,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:30:00,937 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 [2023-12-02 20:30:00,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:30:00,963 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 [2023-12-02 20:30:00,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:30:00,990 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 [2023-12-02 20:30:01,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:30:01,411 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 [2023-12-02 20:30:01,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:30:01,430 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 [2023-12-02 20:30:01,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:30:01,450 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 [2023-12-02 20:30:01,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:30:01,837 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 41 [2023-12-02 20:30:01,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:30:01,896 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 [2023-12-02 20:30:01,935 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 7 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:30:01,935 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:30:01,980 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (* c_threadThread1of2ForFork0_~j~0 4))) (and (forall ((v_ArrVal_1239 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1239) c_~datas~0.base) (+ c_~datas~0.offset 3 .cse0)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_1239 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1239) c_~datas~0.base) (+ c_~datas~0.offset .cse0 1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_1239 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1239) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse0)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_1239 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1239) c_~datas~0.base) (+ c_~datas~0.offset .cse0)) |c_threadThread1of2ForFork0_#t~nondet6|)))) is different from false [2023-12-02 20:30:01,998 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (select |c_#race| c_~datas~0.base)) (.cse1 (+ c_~datas~0.offset (* c_threadThread2of2ForFork0_~j~0 4))) (.cse2 (* c_threadThread1of2ForFork0_~j~0 4))) (and (forall ((v_ArrVal_1239 (Array Int Int)) (v_ArrVal_1237 Int)) (= (select (select (store (store |c_#race| c_~datas~0.base (store .cse0 .cse1 v_ArrVal_1237)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1239) c_~datas~0.base) (+ c_~datas~0.offset 3 .cse2)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_1239 (Array Int Int)) (v_ArrVal_1237 Int)) (= |c_threadThread1of2ForFork0_#t~nondet6| (select (select (store (store |c_#race| c_~datas~0.base (store .cse0 .cse1 v_ArrVal_1237)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1239) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse2)))) (forall ((v_ArrVal_1239 (Array Int Int)) (v_ArrVal_1237 Int)) (= (select (select (store (store |c_#race| c_~datas~0.base (store .cse0 .cse1 v_ArrVal_1237)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1239) c_~datas~0.base) (+ c_~datas~0.offset .cse2 1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_1239 (Array Int Int)) (v_ArrVal_1237 Int)) (= (select (select (store (store |c_#race| c_~datas~0.base (store .cse0 .cse1 v_ArrVal_1237)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1239) c_~datas~0.base) (+ c_~datas~0.offset .cse2)) |c_threadThread1of2ForFork0_#t~nondet6|)))) is different from false [2023-12-02 20:30:02,194 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (select |c_#race| c_~datas~0.base)) (.cse1 (* c_threadThread1of2ForFork0_~j~0 4))) (and (forall ((v_threadThread2of2ForFork0_~j~0_24 Int)) (or (< v_threadThread2of2ForFork0_~j~0_24 c_~next_j~0) (forall ((v_ArrVal_1239 (Array Int Int)) (v_ArrVal_1237 Int)) (= (select (select (store (store |c_#race| c_~datas~0.base (store .cse0 (+ (* v_threadThread2of2ForFork0_~j~0_24 4) c_~datas~0.offset) v_ArrVal_1237)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1239) c_~datas~0.base) (+ c_~datas~0.offset 3 .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)))) (forall ((v_threadThread2of2ForFork0_~j~0_24 Int)) (or (< v_threadThread2of2ForFork0_~j~0_24 c_~next_j~0) (forall ((v_ArrVal_1239 (Array Int Int)) (v_ArrVal_1237 Int)) (= (select (select (store (store |c_#race| c_~datas~0.base (store .cse0 (+ (* v_threadThread2of2ForFork0_~j~0_24 4) c_~datas~0.offset) v_ArrVal_1237)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1239) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)))) (forall ((v_threadThread2of2ForFork0_~j~0_24 Int)) (or (< v_threadThread2of2ForFork0_~j~0_24 c_~next_j~0) (forall ((v_ArrVal_1239 (Array Int Int)) (v_ArrVal_1237 Int)) (= (select (select (store (store |c_#race| c_~datas~0.base (store .cse0 (+ (* v_threadThread2of2ForFork0_~j~0_24 4) c_~datas~0.offset) v_ArrVal_1237)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1239) c_~datas~0.base) (+ c_~datas~0.offset .cse1 1)) |c_threadThread1of2ForFork0_#t~nondet6|)))) (forall ((v_threadThread2of2ForFork0_~j~0_24 Int)) (or (< v_threadThread2of2ForFork0_~j~0_24 c_~next_j~0) (forall ((v_ArrVal_1239 (Array Int Int)) (v_ArrVal_1237 Int)) (= (select (select (store (store |c_#race| c_~datas~0.base (store .cse0 (+ (* v_threadThread2of2ForFork0_~j~0_24 4) c_~datas~0.offset) v_ArrVal_1237)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1239) c_~datas~0.base) (+ c_~datas~0.offset .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)))))) is different from false [2023-12-02 20:30:05,273 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:30:05,273 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 78 treesize of output 93 [2023-12-02 20:30:05,278 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 158 treesize of output 138 [2023-12-02 20:30:05,284 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:30:05,284 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 79 treesize of output 31 [2023-12-02 20:30:05,288 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:30:05,293 INFO L349 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2023-12-02 20:30:05,293 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 58 treesize of output 1 [2023-12-02 20:30:05,295 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:30:05,306 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:30:05,307 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 57 treesize of output 73 [2023-12-02 20:30:05,310 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:30:05,311 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 93 treesize of output 77 [2023-12-02 20:30:05,318 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:30:05,318 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 89 treesize of output 28 [2023-12-02 20:30:05,324 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:30:05,329 INFO L349 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2023-12-02 20:30:05,329 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 58 treesize of output 1 [2023-12-02 20:30:06,927 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 2 not checked. [2023-12-02 20:30:06,927 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [266209831] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 20:30:06,927 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-02 20:30:06,928 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 24, 21] total 56 [2023-12-02 20:30:06,928 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [831394771] [2023-12-02 20:30:06,928 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-02 20:30:06,929 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 57 states [2023-12-02 20:30:06,929 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-02 20:30:06,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 57 interpolants. [2023-12-02 20:30:06,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=447, Invalid=2385, Unknown=42, NotChecked=318, Total=3192 [2023-12-02 20:30:06,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:30:06,932 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:30:06,932 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 57 states, 56 states have (on average 5.732142857142857) internal successors, (321), 57 states have internal predecessors, (321), 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) [2023-12-02 20:30:06,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:30:06,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:06,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:06,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:06,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:30:06,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-12-02 20:30:06,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:30:06,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2023-12-02 20:30:06,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:30:10,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:30:10,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:10,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:10,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:10,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:30:10,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-12-02 20:30:10,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:30:10,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2023-12-02 20:30:10,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2023-12-02 20:30:10,952 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2023-12-02 20:30:11,147 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2023-12-02 20:30:11,148 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting threadErr4ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE, threadErr2ASSERT_VIOLATIONDATA_RACE, threadErr3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-12-02 20:30:11,148 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:30:11,148 INFO L85 PathProgramCache]: Analyzing trace with hash -817375611, now seen corresponding path program 1 times [2023-12-02 20:30:11,148 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-02 20:30:11,148 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1311584591] [2023-12-02 20:30:11,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:30:11,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:30:11,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:30:12,045 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:30:12,046 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-02 20:30:12,046 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1311584591] [2023-12-02 20:30:12,046 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1311584591] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 20:30:12,046 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1609443474] [2023-12-02 20:30:12,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:30:12,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 20:30:12,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 [2023-12-02 20:30:12,047 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 20:30:12,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-12-02 20:30:12,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:30:12,182 INFO L262 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 41 conjunts are in the unsatisfiable core [2023-12-02 20:30:12,186 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:30:12,195 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 [2023-12-02 20:30:12,252 INFO L349 Elim1Store]: treesize reduction 4, result has 66.7 percent of original size [2023-12-02 20:30:12,253 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 [2023-12-02 20:30:12,414 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 20:30:12,414 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 33 [2023-12-02 20:30:12,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:30:12,528 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 26 treesize of output 19 [2023-12-02 20:30:12,539 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2023-12-02 20:30:12,582 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 28 treesize of output 27 [2023-12-02 20:30:12,632 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:30:12,632 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 42 [2023-12-02 20:30:12,695 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:30:12,696 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 52 treesize of output 57 [2023-12-02 20:30:12,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:30:12,999 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 56 treesize of output 45 [2023-12-02 20:30:13,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:30:13,021 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 56 treesize of output 45 [2023-12-02 20:30:13,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:30:13,048 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 56 treesize of output 45 [2023-12-02 20:30:13,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:30:13,073 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 56 treesize of output 45 [2023-12-02 20:30:13,135 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 20:30:13,135 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 33 [2023-12-02 20:30:13,356 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 25 treesize of output 13 [2023-12-02 20:30:13,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:30:13,416 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 56 treesize of output 45 [2023-12-02 20:30:13,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:30:13,438 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 56 treesize of output 45 [2023-12-02 20:30:13,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:30:13,459 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 56 treesize of output 45 [2023-12-02 20:30:13,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:30:13,480 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 56 treesize of output 45 [2023-12-02 20:30:13,517 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 56 treesize of output 45 [2023-12-02 20:30:13,527 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-12-02 20:30:13,527 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 20:30:13,527 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1609443474] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:30:13,527 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-02 20:30:13,527 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [16] total 27 [2023-12-02 20:30:13,528 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [357625148] [2023-12-02 20:30:13,528 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:30:13,528 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-12-02 20:30:13,528 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-02 20:30:13,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-12-02 20:30:13,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=629, Unknown=0, NotChecked=0, Total=756 [2023-12-02 20:30:13,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:30:13,530 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:30:13,530 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 6.2) internal successors, (93), 16 states have internal predecessors, (93), 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) [2023-12-02 20:30:13,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:30:13,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:13,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:13,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:13,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:30:13,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-12-02 20:30:13,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:30:13,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2023-12-02 20:30:13,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2023-12-02 20:30:13,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:30:17,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:30:17,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:17,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:17,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:17,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:30:17,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-12-02 20:30:17,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:30:17,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2023-12-02 20:30:17,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2023-12-02 20:30:17,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-12-02 20:30:17,875 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2023-12-02 20:30:18,070 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2023-12-02 20:30:18,070 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting threadErr4ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE, threadErr2ASSERT_VIOLATIONDATA_RACE, threadErr3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-12-02 20:30:18,071 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:30:18,071 INFO L85 PathProgramCache]: Analyzing trace with hash 580250832, now seen corresponding path program 1 times [2023-12-02 20:30:18,071 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-02 20:30:18,071 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1311250906] [2023-12-02 20:30:18,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:30:18,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:30:18,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:30:18,371 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-12-02 20:30:18,371 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-02 20:30:18,371 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1311250906] [2023-12-02 20:30:18,371 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1311250906] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:30:18,371 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:30:18,371 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-12-02 20:30:18,371 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511025118] [2023-12-02 20:30:18,371 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:30:18,372 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-02 20:30:18,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-02 20:30:18,372 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-02 20:30:18,372 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-12-02 20:30:18,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:30:18,373 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:30:18,373 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.0) internal successors, (108), 6 states have internal predecessors, (108), 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) [2023-12-02 20:30:18,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:30:18,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:18,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:18,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:18,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:30:18,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-12-02 20:30:18,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:30:18,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2023-12-02 20:30:18,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2023-12-02 20:30:18,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-12-02 20:30:18,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:30:18,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:30:18,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:18,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:18,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:18,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:30:18,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-12-02 20:30:18,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:30:18,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2023-12-02 20:30:18,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2023-12-02 20:30:18,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-12-02 20:30:18,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:30:18,588 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2023-12-02 20:30:18,588 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting threadErr4ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE, threadErr2ASSERT_VIOLATIONDATA_RACE, threadErr3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-12-02 20:30:18,588 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:30:18,588 INFO L85 PathProgramCache]: Analyzing trace with hash 1825015313, now seen corresponding path program 1 times [2023-12-02 20:30:18,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-02 20:30:18,589 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1355574521] [2023-12-02 20:30:18,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:30:18,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:30:18,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:30:20,172 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:30:20,172 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-02 20:30:20,172 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1355574521] [2023-12-02 20:30:20,172 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1355574521] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 20:30:20,172 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [96669100] [2023-12-02 20:30:20,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:30:20,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 20:30:20,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 [2023-12-02 20:30:20,173 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 20:30:20,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-12-02 20:30:20,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:30:20,335 INFO L262 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 72 conjunts are in the unsatisfiable core [2023-12-02 20:30:20,339 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:30:20,474 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 [2023-12-02 20:30:20,525 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2023-12-02 20:30:20,526 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2023-12-02 20:30:20,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:30:20,666 INFO L349 Elim1Store]: treesize reduction 4, result has 66.7 percent of original size [2023-12-02 20:30:20,666 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 18 [2023-12-02 20:30:21,119 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 20:30:21,119 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 32 [2023-12-02 20:30:21,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:30:21,598 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 25 treesize of output 18 [2023-12-02 20:30:21,629 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-12-02 20:30:21,728 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 19 treesize of output 18 [2023-12-02 20:30:21,814 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 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 [2023-12-02 20:30:21,915 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 33 treesize of output 38 [2023-12-02 20:30:22,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:30:22,609 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 [2023-12-02 20:30:22,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:30:22,640 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 [2023-12-02 20:30:22,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:30:22,691 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 [2023-12-02 20:30:22,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:30:22,758 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 [2023-12-02 20:30:22,820 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 20:30:22,820 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 32 [2023-12-02 20:30:23,145 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 24 treesize of output 12 [2023-12-02 20:30:23,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:30:23,222 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 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 [2023-12-02 20:30:23,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:30:23,250 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 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 [2023-12-02 20:30:23,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:30:23,282 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 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 [2023-12-02 20:30:23,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:30:23,304 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 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 [2023-12-02 20:30:23,400 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 [2023-12-02 20:30:23,423 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 [2023-12-02 20:30:23,442 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 [2023-12-02 20:30:23,462 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 [2023-12-02 20:30:23,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:30:23,868 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:30:23,869 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 48 treesize of output 41 [2023-12-02 20:30:23,917 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:30:23,917 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:30:26,170 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (select |c_#race| c_~datas~0.base)) (.cse1 (* c_threadThread1of2ForFork0_~j~0 4))) (and (forall ((v_threadThread2of2ForFork0_~j~0_27 Int)) (or (< v_threadThread2of2ForFork0_~j~0_27 c_~next_j~0) (forall ((v_ArrVal_1613 Int)) (= (select (store .cse0 (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_27 4)) v_ArrVal_1613) (+ c_~datas~0.offset 2 .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)))) (forall ((v_threadThread2of2ForFork0_~j~0_27 Int)) (or (< v_threadThread2of2ForFork0_~j~0_27 c_~next_j~0) (forall ((v_ArrVal_1613 Int)) (= (select (store .cse0 (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_27 4)) v_ArrVal_1613) (+ c_~datas~0.offset .cse1 1)) |c_threadThread1of2ForFork0_#t~nondet6|)))) (forall ((v_threadThread2of2ForFork0_~j~0_27 Int)) (or (< v_threadThread2of2ForFork0_~j~0_27 c_~next_j~0) (forall ((v_ArrVal_1613 Int)) (= (select (store .cse0 (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_27 4)) v_ArrVal_1613) (+ c_~datas~0.offset 3 .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)))) (forall ((v_threadThread2of2ForFork0_~j~0_27 Int)) (or (< v_threadThread2of2ForFork0_~j~0_27 c_~next_j~0) (forall ((v_ArrVal_1613 Int)) (= (select (store .cse0 (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_27 4)) v_ArrVal_1613) (+ c_~datas~0.offset .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)))))) is different from false [2023-12-02 20:30:27,393 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|)) (.cse1 (* c_threadThread1of2ForFork0_~j~0 4))) (and (forall ((v_threadThread2of2ForFork0_~j~0_27 Int) (v_ArrVal_1611 (Array Int Int)) (v_ArrVal_1607 (Array Int Int))) (or (< v_threadThread2of2ForFork0_~j~0_27 c_~next_j~0) (forall ((v_ArrVal_1613 Int)) (= (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1607) .cse0 v_ArrVal_1611) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_27 4)) v_ArrVal_1613) (+ c_~datas~0.offset .cse1 1)) |c_threadThread1of2ForFork0_#t~nondet6|)))) (forall ((v_threadThread2of2ForFork0_~j~0_27 Int) (v_ArrVal_1611 (Array Int Int)) (v_ArrVal_1607 (Array Int Int))) (or (< v_threadThread2of2ForFork0_~j~0_27 c_~next_j~0) (forall ((v_ArrVal_1613 Int)) (= (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1607) .cse0 v_ArrVal_1611) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_27 4)) v_ArrVal_1613) (+ c_~datas~0.offset 2 .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)))) (forall ((v_threadThread2of2ForFork0_~j~0_27 Int) (v_ArrVal_1611 (Array Int Int)) (v_ArrVal_1607 (Array Int Int))) (or (< v_threadThread2of2ForFork0_~j~0_27 c_~next_j~0) (forall ((v_ArrVal_1613 Int)) (= (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1607) .cse0 v_ArrVal_1611) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_27 4)) v_ArrVal_1613) (+ c_~datas~0.offset 3 .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)))) (forall ((v_threadThread2of2ForFork0_~j~0_27 Int) (v_ArrVal_1611 (Array Int Int)) (v_ArrVal_1607 (Array Int Int))) (or (< v_threadThread2of2ForFork0_~j~0_27 c_~next_j~0) (forall ((v_ArrVal_1613 Int)) (= |c_threadThread1of2ForFork0_#t~nondet6| (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1607) .cse0 v_ArrVal_1611) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_27 4)) v_ArrVal_1613) (+ c_~datas~0.offset .cse1)))))))) is different from false [2023-12-02 20:30:27,730 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (* c_threadThread1of2ForFork0_~j~0 4))) (and (forall ((v_threadThread2of2ForFork0_~j~0_27 Int) (v_ArrVal_1603 (Array Int Int)) (v_ArrVal_1611 (Array Int Int)) (v_ArrVal_1607 (Array Int Int))) (or (forall ((v_ArrVal_1613 Int)) (= (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1607) (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_#t~mem13#1.base| v_ArrVal_1603) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) v_ArrVal_1611) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_27 4)) v_ArrVal_1613) (+ c_~datas~0.offset .cse0)) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_27 c_~next_j~0))) (forall ((v_threadThread2of2ForFork0_~j~0_27 Int) (v_ArrVal_1603 (Array Int Int)) (v_ArrVal_1611 (Array Int Int)) (v_ArrVal_1607 (Array Int Int))) (or (< v_threadThread2of2ForFork0_~j~0_27 c_~next_j~0) (forall ((v_ArrVal_1613 Int)) (= (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1607) (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_#t~mem13#1.base| v_ArrVal_1603) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) v_ArrVal_1611) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_27 4)) v_ArrVal_1613) (+ c_~datas~0.offset 3 .cse0)) |c_threadThread1of2ForFork0_#t~nondet6|)))) (forall ((v_threadThread2of2ForFork0_~j~0_27 Int) (v_ArrVal_1603 (Array Int Int)) (v_ArrVal_1611 (Array Int Int)) (v_ArrVal_1607 (Array Int Int))) (or (< v_threadThread2of2ForFork0_~j~0_27 c_~next_j~0) (forall ((v_ArrVal_1613 Int)) (= (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1607) (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_#t~mem13#1.base| v_ArrVal_1603) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) v_ArrVal_1611) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_27 4)) v_ArrVal_1613) (+ c_~datas~0.offset 2 .cse0)) |c_threadThread1of2ForFork0_#t~nondet6|)))) (forall ((v_threadThread2of2ForFork0_~j~0_27 Int) (v_ArrVal_1603 (Array Int Int)) (v_ArrVal_1611 (Array Int Int)) (v_ArrVal_1607 (Array Int Int))) (or (< v_threadThread2of2ForFork0_~j~0_27 c_~next_j~0) (forall ((v_ArrVal_1613 Int)) (= (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1607) (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_#t~mem13#1.base| v_ArrVal_1603) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) v_ArrVal_1611) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_27 4)) v_ArrVal_1613) (+ c_~datas~0.offset .cse0 1)) |c_threadThread1of2ForFork0_#t~nondet6|)))))) is different from false [2023-12-02 20:30:27,899 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|)) (.cse1 (* c_threadThread1of2ForFork0_~j~0 4))) (and (forall ((v_threadThread2of2ForFork0_~j~0_27 Int) (v_ArrVal_1603 (Array Int Int)) (v_ArrVal_1611 (Array Int Int)) (v_ArrVal_1607 (Array Int Int))) (or (< v_threadThread2of2ForFork0_~j~0_27 c_~next_j~0) (forall ((v_ArrVal_1613 Int)) (= (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1607) (select (select (store |c_#memory_$Pointer$.base| .cse0 v_ArrVal_1603) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) v_ArrVal_1611) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_27 4)) v_ArrVal_1613) (+ c_~datas~0.offset .cse1 1)) |c_threadThread1of2ForFork0_#t~nondet6|)))) (forall ((v_threadThread2of2ForFork0_~j~0_27 Int) (v_ArrVal_1603 (Array Int Int)) (v_ArrVal_1611 (Array Int Int)) (v_ArrVal_1607 (Array Int Int))) (or (< v_threadThread2of2ForFork0_~j~0_27 c_~next_j~0) (forall ((v_ArrVal_1613 Int)) (= (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1607) (select (select (store |c_#memory_$Pointer$.base| .cse0 v_ArrVal_1603) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) v_ArrVal_1611) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_27 4)) v_ArrVal_1613) (+ c_~datas~0.offset 2 .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)))) (forall ((v_threadThread2of2ForFork0_~j~0_27 Int) (v_ArrVal_1603 (Array Int Int)) (v_ArrVal_1611 (Array Int Int)) (v_ArrVal_1607 (Array Int Int))) (or (< v_threadThread2of2ForFork0_~j~0_27 c_~next_j~0) (forall ((v_ArrVal_1613 Int)) (= (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1607) (select (select (store |c_#memory_$Pointer$.base| .cse0 v_ArrVal_1603) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) v_ArrVal_1611) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_27 4)) v_ArrVal_1613) (+ c_~datas~0.offset .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)))) (forall ((v_threadThread2of2ForFork0_~j~0_27 Int) (v_ArrVal_1603 (Array Int Int)) (v_ArrVal_1611 (Array Int Int)) (v_ArrVal_1607 (Array Int Int))) (or (< v_threadThread2of2ForFork0_~j~0_27 c_~next_j~0) (forall ((v_ArrVal_1613 Int)) (= (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1607) (select (select (store |c_#memory_$Pointer$.base| .cse0 v_ArrVal_1603) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) v_ArrVal_1611) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_27 4)) v_ArrVal_1613) (+ c_~datas~0.offset 3 .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)))))) is different from false [2023-12-02 20:30:29,342 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:30:29,342 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 72 treesize of output 88 [2023-12-02 20:30:29,347 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 413 treesize of output 381 [2023-12-02 20:30:29,356 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 67 treesize of output 60 [2023-12-02 20:30:29,365 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:30:29,365 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 180 treesize of output 104 [2023-12-02 20:30:29,372 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 45 treesize of output 31 [2023-12-02 20:30:29,399 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:30:29,399 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 72 treesize of output 88 [2023-12-02 20:30:29,402 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:30:29,403 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 151 treesize of output 133 [2023-12-02 20:30:29,409 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 32 treesize of output 25 [2023-12-02 20:30:29,414 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:30:29,415 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 112 treesize of output 50 [2023-12-02 20:30:29,427 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:30:29,428 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 72 treesize of output 88 [2023-12-02 20:30:29,430 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:30:29,432 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 151 treesize of output 133 [2023-12-02 20:30:29,439 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 32 treesize of output 25 [2023-12-02 20:30:29,446 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:30:29,447 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 112 treesize of output 50 [2023-12-02 20:30:29,462 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:30:29,462 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 71 treesize of output 87 [2023-12-02 20:30:29,465 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:30:29,467 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 145 treesize of output 127 [2023-12-02 20:30:29,474 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 49 treesize of output 43 [2023-12-02 20:30:29,481 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:30:29,481 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 129 treesize of output 72 [2023-12-02 20:30:33,267 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 242 treesize of output 182 [2023-12-02 20:30:33,276 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 75 treesize of output 71 [2023-12-02 20:30:33,279 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 71 treesize of output 59 [2023-12-02 20:30:33,599 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 1 times theorem prover too weak. 0 trivial. 18 not checked. [2023-12-02 20:30:33,600 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [96669100] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 20:30:33,600 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-02 20:30:33,600 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 28, 26] total 72 [2023-12-02 20:30:33,600 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2084166934] [2023-12-02 20:30:33,600 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-02 20:30:33,601 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 73 states [2023-12-02 20:30:33,601 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-02 20:30:33,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 73 interpolants. [2023-12-02 20:30:33,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=494, Invalid=4111, Unknown=103, NotChecked=548, Total=5256 [2023-12-02 20:30:33,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:30:33,604 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:30:33,605 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 73 states, 72 states have (on average 4.972222222222222) internal successors, (358), 73 states have internal predecessors, (358), 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) [2023-12-02 20:30:33,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:30:33,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:33,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:33,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:33,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:30:33,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-12-02 20:30:33,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:30:33,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2023-12-02 20:30:33,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2023-12-02 20:30:33,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-12-02 20:30:33,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:30:33,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:30:48,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:30:48,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:48,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:48,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:48,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:30:48,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-12-02 20:30:48,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:30:48,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2023-12-02 20:30:48,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2023-12-02 20:30:48,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-12-02 20:30:48,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:30:48,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2023-12-02 20:30:48,608 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2023-12-02 20:30:48,803 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2023-12-02 20:30:48,803 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting threadErr4ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE, threadErr2ASSERT_VIOLATIONDATA_RACE, threadErr3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-12-02 20:30:48,803 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:30:48,804 INFO L85 PathProgramCache]: Analyzing trace with hash -32090534, now seen corresponding path program 1 times [2023-12-02 20:30:48,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-02 20:30:48,804 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1365309293] [2023-12-02 20:30:48,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:30:48,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:30:48,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:30:50,402 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:30:50,402 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-02 20:30:50,403 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1365309293] [2023-12-02 20:30:50,403 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1365309293] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 20:30:50,403 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [547103476] [2023-12-02 20:30:50,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:30:50,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 20:30:50,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 [2023-12-02 20:30:50,404 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 20:30:50,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2023-12-02 20:30:50,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:30:50,557 INFO L262 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 68 conjunts are in the unsatisfiable core [2023-12-02 20:30:50,561 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:30:50,715 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 [2023-12-02 20:30:50,825 INFO L349 Elim1Store]: treesize reduction 4, result has 66.7 percent of original size [2023-12-02 20:30:50,826 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 [2023-12-02 20:30:51,300 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 20:30:51,301 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 33 [2023-12-02 20:30:51,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:30:51,777 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 26 treesize of output 19 [2023-12-02 20:30:51,826 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-12-02 20:30:51,910 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 19 treesize of output 18 [2023-12-02 20:30:52,019 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 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 [2023-12-02 20:30:52,123 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 33 treesize of output 38 [2023-12-02 20:30:52,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:30:52,843 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 [2023-12-02 20:30:52,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:30:52,874 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 [2023-12-02 20:30:52,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:30:52,898 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 [2023-12-02 20:30:52,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:30:52,958 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 [2023-12-02 20:30:53,041 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 20:30:53,041 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 33 [2023-12-02 20:30:53,366 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 25 treesize of output 13 [2023-12-02 20:30:53,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:30:53,457 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 [2023-12-02 20:30:53,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:30:53,486 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 [2023-12-02 20:30:53,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:30:53,518 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 [2023-12-02 20:30:53,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:30:53,539 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 [2023-12-02 20:30:53,644 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 [2023-12-02 20:30:53,668 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 [2023-12-02 20:30:53,687 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 [2023-12-02 20:30:54,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:30:54,104 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 41 [2023-12-02 20:30:54,180 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 [2023-12-02 20:30:54,238 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:30:54,239 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:30:54,257 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (* c_threadThread1of2ForFork0_~j~0 4))) (and (forall ((v_ArrVal_1780 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_1780) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse0)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_1780 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_1780) c_~datas~0.base) (+ c_~datas~0.offset .cse0)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_1780 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_1780) c_~datas~0.base) (+ c_~datas~0.offset 3 .cse0)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_1780 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_1780) c_~datas~0.base) (+ c_~datas~0.offset .cse0 1)) |c_threadThread1of2ForFork0_#t~nondet6|)))) is different from false [2023-12-02 20:30:54,274 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (select |c_#race| c_~datas~0.base)) (.cse1 (+ c_~datas~0.offset (* c_threadThread2of2ForFork0_~j~0 4))) (.cse2 (* c_threadThread1of2ForFork0_~j~0 4))) (and (forall ((v_ArrVal_1780 (Array Int Int)) (v_ArrVal_1779 Int)) (= (select (select (store (store |c_#race| c_~datas~0.base (store .cse0 .cse1 v_ArrVal_1779)) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_1780) c_~datas~0.base) (+ c_~datas~0.offset .cse2 1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_1780 (Array Int Int)) (v_ArrVal_1779 Int)) (= (select (select (store (store |c_#race| c_~datas~0.base (store .cse0 .cse1 v_ArrVal_1779)) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_1780) c_~datas~0.base) (+ c_~datas~0.offset .cse2)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_1780 (Array Int Int)) (v_ArrVal_1779 Int)) (= (select (select (store (store |c_#race| c_~datas~0.base (store .cse0 .cse1 v_ArrVal_1779)) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_1780) c_~datas~0.base) (+ c_~datas~0.offset 3 .cse2)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_1780 (Array Int Int)) (v_ArrVal_1779 Int)) (= (select (select (store (store |c_#race| c_~datas~0.base (store .cse0 .cse1 v_ArrVal_1779)) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_1780) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse2)) |c_threadThread1of2ForFork0_#t~nondet6|)))) is different from false [2023-12-02 20:30:54,450 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (select |c_#race| c_~datas~0.base)) (.cse1 (* c_threadThread1of2ForFork0_~j~0 4))) (and (forall ((v_threadThread2of2ForFork0_~j~0_30 Int)) (or (forall ((v_ArrVal_1780 (Array Int Int)) (v_ArrVal_1779 Int)) (= (select (select (store (store |c_#race| c_~datas~0.base (store .cse0 (+ (* v_threadThread2of2ForFork0_~j~0_30 4) c_~datas~0.offset) v_ArrVal_1779)) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_1780) c_~datas~0.base) (+ c_~datas~0.offset .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_30 c_~next_j~0))) (forall ((v_threadThread2of2ForFork0_~j~0_30 Int)) (or (forall ((v_ArrVal_1780 (Array Int Int)) (v_ArrVal_1779 Int)) (= |c_threadThread1of2ForFork0_#t~nondet6| (select (select (store (store |c_#race| c_~datas~0.base (store .cse0 (+ (* v_threadThread2of2ForFork0_~j~0_30 4) c_~datas~0.offset) v_ArrVal_1779)) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_1780) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse1)))) (< v_threadThread2of2ForFork0_~j~0_30 c_~next_j~0))) (forall ((v_threadThread2of2ForFork0_~j~0_30 Int)) (or (forall ((v_ArrVal_1780 (Array Int Int)) (v_ArrVal_1779 Int)) (= (select (select (store (store |c_#race| c_~datas~0.base (store .cse0 (+ (* v_threadThread2of2ForFork0_~j~0_30 4) c_~datas~0.offset) v_ArrVal_1779)) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_1780) c_~datas~0.base) (+ c_~datas~0.offset 3 .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_30 c_~next_j~0))) (forall ((v_threadThread2of2ForFork0_~j~0_30 Int)) (or (forall ((v_ArrVal_1780 (Array Int Int)) (v_ArrVal_1779 Int)) (= |c_threadThread1of2ForFork0_#t~nondet6| (select (select (store (store |c_#race| c_~datas~0.base (store .cse0 (+ (* v_threadThread2of2ForFork0_~j~0_30 4) c_~datas~0.offset) v_ArrVal_1779)) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_1780) c_~datas~0.base) (+ c_~datas~0.offset .cse1 1)))) (< v_threadThread2of2ForFork0_~j~0_30 c_~next_j~0))))) is different from false [2023-12-02 20:30:54,574 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (* c_threadThread1of2ForFork0_~j~0 4))) (and (forall ((v_ArrVal_1777 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_30 Int)) (or (forall ((v_ArrVal_1780 (Array Int Int)) (v_ArrVal_1779 Int)) (= (select (select (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_1777) c_~datas~0.base) (+ (* v_threadThread2of2ForFork0_~j~0_30 4) c_~datas~0.offset) v_ArrVal_1779)) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_1780) c_~datas~0.base) (+ c_~datas~0.offset .cse0 1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_30 c_~next_j~0))) (forall ((v_ArrVal_1777 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_30 Int)) (or (forall ((v_ArrVal_1780 (Array Int Int)) (v_ArrVal_1779 Int)) (= (select (select (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_1777) c_~datas~0.base) (+ (* v_threadThread2of2ForFork0_~j~0_30 4) c_~datas~0.offset) v_ArrVal_1779)) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_1780) c_~datas~0.base) (+ c_~datas~0.offset 3 .cse0)) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_30 c_~next_j~0))) (forall ((v_ArrVal_1777 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_30 Int)) (or (forall ((v_ArrVal_1780 (Array Int Int)) (v_ArrVal_1779 Int)) (= (select (select (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_1777) c_~datas~0.base) (+ (* v_threadThread2of2ForFork0_~j~0_30 4) c_~datas~0.offset) v_ArrVal_1779)) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_1780) c_~datas~0.base) (+ c_~datas~0.offset .cse0)) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_30 c_~next_j~0))) (forall ((v_ArrVal_1777 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_30 Int)) (or (forall ((v_ArrVal_1780 (Array Int Int)) (v_ArrVal_1779 Int)) (= |c_threadThread1of2ForFork0_#t~nondet6| (select (select (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_1777) c_~datas~0.base) (+ (* v_threadThread2of2ForFork0_~j~0_30 4) c_~datas~0.offset) v_ArrVal_1779)) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_1780) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse0)))) (< v_threadThread2of2ForFork0_~j~0_30 c_~next_j~0))))) is different from false [2023-12-02 20:30:54,703 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse1 (* c_threadThread1of2ForFork0_~j~0 4))) (and (forall ((v_ArrVal_1777 (Array Int Int)) (v_ArrVal_1774 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_30 Int)) (or (forall ((v_ArrVal_1780 (Array Int Int)) (v_ArrVal_1779 Int)) (= (select (select (store (let ((.cse0 (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1774))) (store .cse0 c_~datas~0.base (store (select (store .cse0 |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_1777) c_~datas~0.base) (+ (* v_threadThread2of2ForFork0_~j~0_30 4) c_~datas~0.offset) v_ArrVal_1779))) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_1780) c_~datas~0.base) (+ c_~datas~0.offset 3 .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_30 c_~next_j~0))) (forall ((v_ArrVal_1777 (Array Int Int)) (v_ArrVal_1774 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_30 Int)) (or (forall ((v_ArrVal_1780 (Array Int Int)) (v_ArrVal_1779 Int)) (= (select (select (store (let ((.cse2 (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1774))) (store .cse2 c_~datas~0.base (store (select (store .cse2 |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_1777) c_~datas~0.base) (+ (* v_threadThread2of2ForFork0_~j~0_30 4) c_~datas~0.offset) v_ArrVal_1779))) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_1780) c_~datas~0.base) (+ c_~datas~0.offset .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_30 c_~next_j~0))) (forall ((v_ArrVal_1777 (Array Int Int)) (v_ArrVal_1774 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_30 Int)) (or (< v_threadThread2of2ForFork0_~j~0_30 c_~next_j~0) (forall ((v_ArrVal_1780 (Array Int Int)) (v_ArrVal_1779 Int)) (= (select (select (store (let ((.cse3 (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1774))) (store .cse3 c_~datas~0.base (store (select (store .cse3 |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_1777) c_~datas~0.base) (+ (* v_threadThread2of2ForFork0_~j~0_30 4) c_~datas~0.offset) v_ArrVal_1779))) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_1780) c_~datas~0.base) (+ c_~datas~0.offset .cse1 1)) |c_threadThread1of2ForFork0_#t~nondet6|)))) (forall ((v_ArrVal_1777 (Array Int Int)) (v_ArrVal_1774 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_30 Int)) (or (forall ((v_ArrVal_1780 (Array Int Int)) (v_ArrVal_1779 Int)) (= (select (select (store (let ((.cse4 (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1774))) (store .cse4 c_~datas~0.base (store (select (store .cse4 |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_1777) c_~datas~0.base) (+ (* v_threadThread2of2ForFork0_~j~0_30 4) c_~datas~0.offset) v_ArrVal_1779))) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_1780) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_30 c_~next_j~0))))) is different from false [2023-12-02 20:30:54,826 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse1 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|)) (.cse2 (* c_threadThread1of2ForFork0_~j~0 4))) (and (forall ((v_ArrVal_1777 (Array Int Int)) (v_ArrVal_1774 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_30 Int)) (or (forall ((v_ArrVal_1780 (Array Int Int)) (v_ArrVal_1779 Int)) (= (select (select (store (let ((.cse0 (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1774))) (store .cse0 c_~datas~0.base (store (select (store .cse0 .cse1 v_ArrVal_1777) c_~datas~0.base) (+ (* v_threadThread2of2ForFork0_~j~0_30 4) c_~datas~0.offset) v_ArrVal_1779))) .cse1 v_ArrVal_1780) c_~datas~0.base) (+ c_~datas~0.offset .cse2)) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_30 c_~next_j~0))) (forall ((v_ArrVal_1777 (Array Int Int)) (v_ArrVal_1774 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_30 Int)) (or (forall ((v_ArrVal_1780 (Array Int Int)) (v_ArrVal_1779 Int)) (= (select (select (store (let ((.cse3 (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1774))) (store .cse3 c_~datas~0.base (store (select (store .cse3 .cse1 v_ArrVal_1777) c_~datas~0.base) (+ (* v_threadThread2of2ForFork0_~j~0_30 4) c_~datas~0.offset) v_ArrVal_1779))) .cse1 v_ArrVal_1780) c_~datas~0.base) (+ c_~datas~0.offset .cse2 1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_30 c_~next_j~0))) (forall ((v_ArrVal_1777 (Array Int Int)) (v_ArrVal_1774 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_30 Int)) (or (< v_threadThread2of2ForFork0_~j~0_30 c_~next_j~0) (forall ((v_ArrVal_1780 (Array Int Int)) (v_ArrVal_1779 Int)) (= (select (select (store (let ((.cse4 (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1774))) (store .cse4 c_~datas~0.base (store (select (store .cse4 .cse1 v_ArrVal_1777) c_~datas~0.base) (+ (* v_threadThread2of2ForFork0_~j~0_30 4) c_~datas~0.offset) v_ArrVal_1779))) .cse1 v_ArrVal_1780) c_~datas~0.base) (+ c_~datas~0.offset 3 .cse2)) |c_threadThread1of2ForFork0_#t~nondet6|)))) (forall ((v_ArrVal_1777 (Array Int Int)) (v_ArrVal_1774 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_30 Int)) (or (forall ((v_ArrVal_1780 (Array Int Int)) (v_ArrVal_1779 Int)) (= |c_threadThread1of2ForFork0_#t~nondet6| (select (select (store (let ((.cse5 (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1774))) (store .cse5 c_~datas~0.base (store (select (store .cse5 .cse1 v_ArrVal_1777) c_~datas~0.base) (+ (* v_threadThread2of2ForFork0_~j~0_30 4) c_~datas~0.offset) v_ArrVal_1779))) .cse1 v_ArrVal_1780) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse2)))) (< v_threadThread2of2ForFork0_~j~0_30 c_~next_j~0))))) is different from false [2023-12-02 20:30:55,172 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (* c_threadThread1of2ForFork0_~j~0 4))) (and (forall ((v_ArrVal_1777 (Array Int Int)) (v_ArrVal_1774 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_30 Int) (v_ArrVal_1770 (Array Int Int))) (or (forall ((v_ArrVal_1780 (Array Int Int)) (v_ArrVal_1779 Int)) (= |c_threadThread1of2ForFork0_#t~nondet6| (select (select (let ((.cse1 (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_#t~mem13#1.base| v_ArrVal_1770) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|))) (store (let ((.cse0 (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1774))) (store .cse0 c_~datas~0.base (store (select (store .cse0 .cse1 v_ArrVal_1777) c_~datas~0.base) (+ (* v_threadThread2of2ForFork0_~j~0_30 4) c_~datas~0.offset) v_ArrVal_1779))) .cse1 v_ArrVal_1780)) c_~datas~0.base) (+ c_~datas~0.offset .cse2 1)))) (< v_threadThread2of2ForFork0_~j~0_30 c_~next_j~0))) (forall ((v_ArrVal_1777 (Array Int Int)) (v_ArrVal_1774 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_30 Int) (v_ArrVal_1770 (Array Int Int))) (or (forall ((v_ArrVal_1780 (Array Int Int)) (v_ArrVal_1779 Int)) (= (select (select (let ((.cse4 (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_#t~mem13#1.base| v_ArrVal_1770) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|))) (store (let ((.cse3 (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1774))) (store .cse3 c_~datas~0.base (store (select (store .cse3 .cse4 v_ArrVal_1777) c_~datas~0.base) (+ (* v_threadThread2of2ForFork0_~j~0_30 4) c_~datas~0.offset) v_ArrVal_1779))) .cse4 v_ArrVal_1780)) c_~datas~0.base) (+ c_~datas~0.offset 3 .cse2)) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_30 c_~next_j~0))) (forall ((v_ArrVal_1777 (Array Int Int)) (v_ArrVal_1774 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_30 Int) (v_ArrVal_1770 (Array Int Int))) (or (forall ((v_ArrVal_1780 (Array Int Int)) (v_ArrVal_1779 Int)) (= |c_threadThread1of2ForFork0_#t~nondet6| (select (select (let ((.cse6 (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_#t~mem13#1.base| v_ArrVal_1770) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|))) (store (let ((.cse5 (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1774))) (store .cse5 c_~datas~0.base (store (select (store .cse5 .cse6 v_ArrVal_1777) c_~datas~0.base) (+ (* v_threadThread2of2ForFork0_~j~0_30 4) c_~datas~0.offset) v_ArrVal_1779))) .cse6 v_ArrVal_1780)) c_~datas~0.base) (+ c_~datas~0.offset .cse2)))) (< v_threadThread2of2ForFork0_~j~0_30 c_~next_j~0))) (forall ((v_ArrVal_1777 (Array Int Int)) (v_ArrVal_1774 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_30 Int) (v_ArrVal_1770 (Array Int Int))) (or (forall ((v_ArrVal_1780 (Array Int Int)) (v_ArrVal_1779 Int)) (= |c_threadThread1of2ForFork0_#t~nondet6| (select (select (let ((.cse8 (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_#t~mem13#1.base| v_ArrVal_1770) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|))) (store (let ((.cse7 (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1774))) (store .cse7 c_~datas~0.base (store (select (store .cse7 .cse8 v_ArrVal_1777) c_~datas~0.base) (+ (* v_threadThread2of2ForFork0_~j~0_30 4) c_~datas~0.offset) v_ArrVal_1779))) .cse8 v_ArrVal_1780)) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse2)))) (< v_threadThread2of2ForFork0_~j~0_30 c_~next_j~0))))) is different from false [2023-12-02 20:30:55,372 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|)) (.cse3 (* c_threadThread1of2ForFork0_~j~0 4))) (and (forall ((v_ArrVal_1777 (Array Int Int)) (v_ArrVal_1774 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_30 Int) (v_ArrVal_1770 (Array Int Int))) (or (forall ((v_ArrVal_1780 (Array Int Int)) (v_ArrVal_1779 Int)) (= (select (select (let ((.cse1 (select (select (store |c_#memory_$Pointer$.base| .cse2 v_ArrVal_1770) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|))) (store (let ((.cse0 (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1774))) (store .cse0 c_~datas~0.base (store (select (store .cse0 .cse1 v_ArrVal_1777) c_~datas~0.base) (+ (* v_threadThread2of2ForFork0_~j~0_30 4) c_~datas~0.offset) v_ArrVal_1779))) .cse1 v_ArrVal_1780)) c_~datas~0.base) (+ c_~datas~0.offset .cse3)) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_30 c_~next_j~0))) (forall ((v_ArrVal_1777 (Array Int Int)) (v_ArrVal_1774 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_30 Int) (v_ArrVal_1770 (Array Int Int))) (or (forall ((v_ArrVal_1780 (Array Int Int)) (v_ArrVal_1779 Int)) (= (select (select (let ((.cse5 (select (select (store |c_#memory_$Pointer$.base| .cse2 v_ArrVal_1770) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|))) (store (let ((.cse4 (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1774))) (store .cse4 c_~datas~0.base (store (select (store .cse4 .cse5 v_ArrVal_1777) c_~datas~0.base) (+ (* v_threadThread2of2ForFork0_~j~0_30 4) c_~datas~0.offset) v_ArrVal_1779))) .cse5 v_ArrVal_1780)) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse3)) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_30 c_~next_j~0))) (forall ((v_ArrVal_1777 (Array Int Int)) (v_ArrVal_1774 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_30 Int) (v_ArrVal_1770 (Array Int Int))) (or (forall ((v_ArrVal_1780 (Array Int Int)) (v_ArrVal_1779 Int)) (= |c_threadThread1of2ForFork0_#t~nondet6| (select (select (let ((.cse7 (select (select (store |c_#memory_$Pointer$.base| .cse2 v_ArrVal_1770) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|))) (store (let ((.cse6 (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1774))) (store .cse6 c_~datas~0.base (store (select (store .cse6 .cse7 v_ArrVal_1777) c_~datas~0.base) (+ (* v_threadThread2of2ForFork0_~j~0_30 4) c_~datas~0.offset) v_ArrVal_1779))) .cse7 v_ArrVal_1780)) c_~datas~0.base) (+ c_~datas~0.offset 3 .cse3)))) (< v_threadThread2of2ForFork0_~j~0_30 c_~next_j~0))) (forall ((v_ArrVal_1777 (Array Int Int)) (v_ArrVal_1774 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_30 Int) (v_ArrVal_1770 (Array Int Int))) (or (forall ((v_ArrVal_1780 (Array Int Int)) (v_ArrVal_1779 Int)) (= (select (select (let ((.cse9 (select (select (store |c_#memory_$Pointer$.base| .cse2 v_ArrVal_1770) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|))) (store (let ((.cse8 (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1774))) (store .cse8 c_~datas~0.base (store (select (store .cse8 .cse9 v_ArrVal_1777) c_~datas~0.base) (+ (* v_threadThread2of2ForFork0_~j~0_30 4) c_~datas~0.offset) v_ArrVal_1779))) .cse9 v_ArrVal_1780)) c_~datas~0.base) (+ c_~datas~0.offset .cse3 1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_30 c_~next_j~0))))) is different from false [2023-12-02 20:30:57,183 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:30:57,184 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 114 treesize of output 129 [2023-12-02 20:30:57,190 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 289 treesize of output 265 [2023-12-02 20:30:57,197 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 65 treesize of output 58 [2023-12-02 20:30:57,203 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:30:57,203 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 134 treesize of output 70 [2023-12-02 20:30:57,209 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 25 treesize of output 18 [2023-12-02 20:30:57,216 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:30:57,228 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:30:57,228 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 114 treesize of output 129 [2023-12-02 20:30:57,232 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:30:57,234 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 197 treesize of output 177 [2023-12-02 20:30:57,241 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:30:57,241 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 115 treesize of output 57 [2023-12-02 20:30:57,247 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:30:57,257 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:30:57,258 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 114 treesize of output 129 [2023-12-02 20:30:57,263 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:30:57,265 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 202 treesize of output 182 [2023-12-02 20:30:57,272 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:30:57,272 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 119 treesize of output 57 [2023-12-02 20:30:57,278 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:30:57,290 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:30:57,290 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 112 treesize of output 127 [2023-12-02 20:30:57,294 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:30:57,296 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 194 treesize of output 174 [2023-12-02 20:30:57,304 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:30:57,305 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 116 treesize of output 65 [2023-12-02 20:30:57,312 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 24 treesize of output 18 [2023-12-02 20:30:59,674 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 988 treesize of output 824 [2023-12-02 20:30:59,699 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 212 treesize of output 200 [2023-12-02 20:30:59,705 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 200 treesize of output 184 [2023-12-02 20:30:59,712 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 184 treesize of output 176 [2023-12-02 20:30:59,879 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:30:59,879 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 35 treesize of output 40 [2023-12-02 20:30:59,957 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 1 times theorem prover too weak. 0 trivial. 18 not checked. [2023-12-02 20:30:59,957 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [547103476] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 20:30:59,957 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-02 20:30:59,957 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 28, 28] total 74 [2023-12-02 20:30:59,957 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [865235079] [2023-12-02 20:30:59,957 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-02 20:30:59,958 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 75 states [2023-12-02 20:30:59,958 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-02 20:30:59,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 75 interpolants. [2023-12-02 20:30:59,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=489, Invalid=3876, Unknown=89, NotChecked=1096, Total=5550 [2023-12-02 20:30:59,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:30:59,962 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:30:59,962 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 75 states, 74 states have (on average 4.797297297297297) internal successors, (355), 75 states have internal predecessors, (355), 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) [2023-12-02 20:30:59,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:30:59,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:59,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:59,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:30:59,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:30:59,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-12-02 20:30:59,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:30:59,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2023-12-02 20:30:59,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2023-12-02 20:30:59,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-12-02 20:30:59,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:30:59,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2023-12-02 20:30:59,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:31:07,170 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:31:09,498 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:31:10,656 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:31:11,823 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:31:12,989 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:31:15,455 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:31:16,630 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:31:17,786 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:31:18,911 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:31:20,099 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:31:22,392 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:31:24,565 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:31:25,649 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:31:26,775 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:31:28,669 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:31:29,805 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:31:30,831 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:31:31,926 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:31:35,445 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:31:36,579 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:31:37,689 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:31:38,810 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:31:39,931 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:31:41,021 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:31:42,210 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:31:47,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:31:47,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:31:47,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:31:47,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:31:47,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:31:47,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-12-02 20:31:47,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:31:47,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2023-12-02 20:31:47,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2023-12-02 20:31:47,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-12-02 20:31:47,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:31:47,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2023-12-02 20:31:47,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2023-12-02 20:31:47,358 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2023-12-02 20:31:47,553 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2023-12-02 20:31:47,553 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting threadErr4ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE, threadErr2ASSERT_VIOLATIONDATA_RACE, threadErr3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-12-02 20:31:47,553 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:31:47,553 INFO L85 PathProgramCache]: Analyzing trace with hash -717564585, now seen corresponding path program 1 times [2023-12-02 20:31:47,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-02 20:31:47,554 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1239907034] [2023-12-02 20:31:47,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:31:47,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:31:47,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:31:48,977 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:31:48,977 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-02 20:31:48,977 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1239907034] [2023-12-02 20:31:48,977 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1239907034] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 20:31:48,977 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [412785584] [2023-12-02 20:31:48,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:31:48,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 20:31:48,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 [2023-12-02 20:31:48,978 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 20:31:48,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2023-12-02 20:31:49,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:31:49,128 INFO L262 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 65 conjunts are in the unsatisfiable core [2023-12-02 20:31:49,132 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:31:49,297 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 [2023-12-02 20:31:49,406 INFO L349 Elim1Store]: treesize reduction 4, result has 66.7 percent of original size [2023-12-02 20:31:49,406 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 [2023-12-02 20:31:49,890 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 20:31:49,891 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 33 [2023-12-02 20:31:50,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:31:50,390 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 26 treesize of output 19 [2023-12-02 20:31:50,449 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-12-02 20:31:50,520 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 19 treesize of output 18 [2023-12-02 20:31:50,622 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 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 [2023-12-02 20:31:50,714 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 33 treesize of output 38 [2023-12-02 20:31:51,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:31:51,391 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 [2023-12-02 20:31:51,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:31:51,432 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 [2023-12-02 20:31:51,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:31:51,470 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 [2023-12-02 20:31:51,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:31:51,497 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 [2023-12-02 20:31:51,580 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 20:31:51,580 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 33 [2023-12-02 20:31:51,859 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 25 treesize of output 13 [2023-12-02 20:31:51,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:31:51,951 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 [2023-12-02 20:31:51,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:31:51,977 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 [2023-12-02 20:31:52,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:31:52,002 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 [2023-12-02 20:31:52,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:31:52,495 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 41 [2023-12-02 20:31:52,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:31:52,575 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 [2023-12-02 20:31:52,682 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 [2023-12-02 20:31:52,735 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:31:52,735 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:31:52,752 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (* c_threadThread1of2ForFork0_~j~0 4))) (and (forall ((v_ArrVal_1932 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_1932) c_~datas~0.base) (+ c_~datas~0.offset 3 .cse0)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_1932 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_1932) c_~datas~0.base) (+ c_~datas~0.offset .cse0)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_1932 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_1932) c_~datas~0.base) (+ c_~datas~0.offset .cse0 1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_1932 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_1932) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse0)) |c_threadThread1of2ForFork0_#t~nondet6|)))) is different from false [2023-12-02 20:31:52,778 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (* c_threadThread1of2ForFork0_~j~0 4))) (and (forall ((v_ArrVal_1932 (Array Int Int)) (v_ArrVal_1931 (Array Int Int))) (= (select (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1931) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_1932) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse0)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_1932 (Array Int Int)) (v_ArrVal_1931 (Array Int Int))) (= (select (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1931) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_1932) c_~datas~0.base) (+ c_~datas~0.offset 3 .cse0)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_1932 (Array Int Int)) (v_ArrVal_1931 (Array Int Int))) (= (select (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1931) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_1932) c_~datas~0.base) (+ c_~datas~0.offset .cse0 1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_1932 (Array Int Int)) (v_ArrVal_1931 (Array Int Int))) (= (select (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1931) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_1932) c_~datas~0.base) (+ c_~datas~0.offset .cse0)) |c_threadThread1of2ForFork0_#t~nondet6|)))) is different from false [2023-12-02 20:31:52,793 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (select |c_#race| c_~datas~0.base)) (.cse1 (+ c_~datas~0.offset (* c_threadThread2of2ForFork0_~j~0 4))) (.cse2 (* c_threadThread1of2ForFork0_~j~0 4))) (and (forall ((v_ArrVal_1932 (Array Int Int)) (v_ArrVal_1931 (Array Int Int)) (v_ArrVal_1929 Int)) (= (select (select (store (store (store |c_#race| c_~datas~0.base (store .cse0 .cse1 v_ArrVal_1929)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1931) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_1932) c_~datas~0.base) (+ c_~datas~0.offset .cse2 1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_1932 (Array Int Int)) (v_ArrVal_1931 (Array Int Int)) (v_ArrVal_1929 Int)) (= |c_threadThread1of2ForFork0_#t~nondet6| (select (select (store (store (store |c_#race| c_~datas~0.base (store .cse0 .cse1 v_ArrVal_1929)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1931) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_1932) c_~datas~0.base) (+ c_~datas~0.offset .cse2)))) (forall ((v_ArrVal_1932 (Array Int Int)) (v_ArrVal_1931 (Array Int Int)) (v_ArrVal_1929 Int)) (= (select (select (store (store (store |c_#race| c_~datas~0.base (store .cse0 .cse1 v_ArrVal_1929)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1931) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_1932) c_~datas~0.base) (+ c_~datas~0.offset 3 .cse2)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_1932 (Array Int Int)) (v_ArrVal_1931 (Array Int Int)) (v_ArrVal_1929 Int)) (= (select (select (store (store (store |c_#race| c_~datas~0.base (store .cse0 .cse1 v_ArrVal_1929)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1931) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_1932) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse2)) |c_threadThread1of2ForFork0_#t~nondet6|)))) is different from false [2023-12-02 20:31:52,977 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (select |c_#race| c_~datas~0.base)) (.cse1 (* c_threadThread1of2ForFork0_~j~0 4))) (and (forall ((v_threadThread2of2ForFork0_~j~0_33 Int)) (or (forall ((v_ArrVal_1932 (Array Int Int)) (v_ArrVal_1931 (Array Int Int)) (v_ArrVal_1929 Int)) (= (select (select (store (store (store |c_#race| c_~datas~0.base (store .cse0 (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_33 4)) v_ArrVal_1929)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1931) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_1932) c_~datas~0.base) (+ c_~datas~0.offset 3 .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_33 c_~next_j~0))) (forall ((v_threadThread2of2ForFork0_~j~0_33 Int)) (or (forall ((v_ArrVal_1932 (Array Int Int)) (v_ArrVal_1931 (Array Int Int)) (v_ArrVal_1929 Int)) (= (select (select (store (store (store |c_#race| c_~datas~0.base (store .cse0 (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_33 4)) v_ArrVal_1929)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1931) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_1932) c_~datas~0.base) (+ c_~datas~0.offset .cse1 1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_33 c_~next_j~0))) (forall ((v_threadThread2of2ForFork0_~j~0_33 Int)) (or (forall ((v_ArrVal_1932 (Array Int Int)) (v_ArrVal_1931 (Array Int Int)) (v_ArrVal_1929 Int)) (= (select (select (store (store (store |c_#race| c_~datas~0.base (store .cse0 (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_33 4)) v_ArrVal_1929)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1931) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_1932) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_33 c_~next_j~0))) (forall ((v_threadThread2of2ForFork0_~j~0_33 Int)) (or (forall ((v_ArrVal_1932 (Array Int Int)) (v_ArrVal_1931 (Array Int Int)) (v_ArrVal_1929 Int)) (= (select (select (store (store (store |c_#race| c_~datas~0.base (store .cse0 (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_33 4)) v_ArrVal_1929)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1931) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_1932) c_~datas~0.base) (+ c_~datas~0.offset .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_33 c_~next_j~0))))) is different from false [2023-12-02 20:31:53,102 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (* c_threadThread1of2ForFork0_~j~0 4))) (and (forall ((v_ArrVal_1928 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_33 Int)) (or (< v_threadThread2of2ForFork0_~j~0_33 c_~next_j~0) (forall ((v_ArrVal_1932 (Array Int Int)) (v_ArrVal_1931 (Array Int Int)) (v_ArrVal_1929 Int)) (= (select (select (store (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1928) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_33 4)) v_ArrVal_1929)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1931) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_1932) c_~datas~0.base) (+ c_~datas~0.offset .cse0 1)) |c_threadThread1of2ForFork0_#t~nondet6|)))) (forall ((v_ArrVal_1928 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_33 Int)) (or (< v_threadThread2of2ForFork0_~j~0_33 c_~next_j~0) (forall ((v_ArrVal_1932 (Array Int Int)) (v_ArrVal_1931 (Array Int Int)) (v_ArrVal_1929 Int)) (= (select (select (store (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1928) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_33 4)) v_ArrVal_1929)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1931) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_1932) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse0)) |c_threadThread1of2ForFork0_#t~nondet6|)))) (forall ((v_ArrVal_1928 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_33 Int)) (or (forall ((v_ArrVal_1932 (Array Int Int)) (v_ArrVal_1931 (Array Int Int)) (v_ArrVal_1929 Int)) (= (select (select (store (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1928) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_33 4)) v_ArrVal_1929)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1931) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_1932) c_~datas~0.base) (+ c_~datas~0.offset .cse0)) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_33 c_~next_j~0))) (forall ((v_ArrVal_1928 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_33 Int)) (or (forall ((v_ArrVal_1932 (Array Int Int)) (v_ArrVal_1931 (Array Int Int)) (v_ArrVal_1929 Int)) (= (select (select (store (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1928) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_33 4)) v_ArrVal_1929)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1931) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_1932) c_~datas~0.base) (+ c_~datas~0.offset 3 .cse0)) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_33 c_~next_j~0))))) is different from false [2023-12-02 20:31:53,185 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|)) (.cse1 (* c_threadThread1of2ForFork0_~j~0 4))) (and (forall ((v_ArrVal_1928 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_33 Int)) (or (forall ((v_ArrVal_1932 (Array Int Int)) (v_ArrVal_1931 (Array Int Int)) (v_ArrVal_1929 Int)) (= (select (select (store (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1928) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_33 4)) v_ArrVal_1929)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1931) .cse0 v_ArrVal_1932) c_~datas~0.base) (+ c_~datas~0.offset .cse1 1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_33 c_~next_j~0))) (forall ((v_ArrVal_1928 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_33 Int)) (or (forall ((v_ArrVal_1932 (Array Int Int)) (v_ArrVal_1931 (Array Int Int)) (v_ArrVal_1929 Int)) (= (select (select (store (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1928) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_33 4)) v_ArrVal_1929)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1931) .cse0 v_ArrVal_1932) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_33 c_~next_j~0))) (forall ((v_ArrVal_1928 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_33 Int)) (or (forall ((v_ArrVal_1932 (Array Int Int)) (v_ArrVal_1931 (Array Int Int)) (v_ArrVal_1929 Int)) (= (select (select (store (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1928) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_33 4)) v_ArrVal_1929)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1931) .cse0 v_ArrVal_1932) c_~datas~0.base) (+ c_~datas~0.offset .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_33 c_~next_j~0))) (forall ((v_ArrVal_1928 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_33 Int)) (or (forall ((v_ArrVal_1932 (Array Int Int)) (v_ArrVal_1931 (Array Int Int)) (v_ArrVal_1929 Int)) (= (select (select (store (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1928) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_33 4)) v_ArrVal_1929)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1931) .cse0 v_ArrVal_1932) c_~datas~0.base) (+ c_~datas~0.offset 3 .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_33 c_~next_j~0))))) is different from false [2023-12-02 20:31:54,220 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|)) (.cse1 (* c_threadThread1of2ForFork0_~j~0 4))) (and (forall ((v_ArrVal_1928 (Array Int Int)) (v_ArrVal_1925 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_33 Int)) (or (forall ((v_ArrVal_1932 (Array Int Int)) (v_ArrVal_1931 (Array Int Int)) (v_ArrVal_1929 Int)) (= (select (select (store (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1928) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_33 4)) v_ArrVal_1929)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1931) (select (select (store |c_#memory_$Pointer$.base| .cse0 v_ArrVal_1925) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) v_ArrVal_1932) c_~datas~0.base) (+ c_~datas~0.offset .cse1 1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_33 c_~next_j~0))) (forall ((v_ArrVal_1928 (Array Int Int)) (v_ArrVal_1925 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_33 Int)) (or (forall ((v_ArrVal_1932 (Array Int Int)) (v_ArrVal_1931 (Array Int Int)) (v_ArrVal_1929 Int)) (= (select (select (store (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1928) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_33 4)) v_ArrVal_1929)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1931) (select (select (store |c_#memory_$Pointer$.base| .cse0 v_ArrVal_1925) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) v_ArrVal_1932) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_33 c_~next_j~0))) (forall ((v_ArrVal_1928 (Array Int Int)) (v_ArrVal_1925 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_33 Int)) (or (forall ((v_ArrVal_1932 (Array Int Int)) (v_ArrVal_1931 (Array Int Int)) (v_ArrVal_1929 Int)) (= (select (select (store (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1928) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_33 4)) v_ArrVal_1929)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1931) (select (select (store |c_#memory_$Pointer$.base| .cse0 v_ArrVal_1925) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) v_ArrVal_1932) c_~datas~0.base) (+ c_~datas~0.offset 3 .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_33 c_~next_j~0))) (forall ((v_ArrVal_1928 (Array Int Int)) (v_ArrVal_1925 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_33 Int)) (or (forall ((v_ArrVal_1932 (Array Int Int)) (v_ArrVal_1931 (Array Int Int)) (v_ArrVal_1929 Int)) (= |c_threadThread1of2ForFork0_#t~nondet6| (select (select (store (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1928) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_33 4)) v_ArrVal_1929)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1931) (select (select (store |c_#memory_$Pointer$.base| .cse0 v_ArrVal_1925) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) v_ArrVal_1932) c_~datas~0.base) (+ c_~datas~0.offset .cse1)))) (< v_threadThread2of2ForFork0_~j~0_33 c_~next_j~0))))) is different from false [2023-12-02 20:31:56,373 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:31:56,373 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 162 treesize of output 177 [2023-12-02 20:31:56,381 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 260 treesize of output 236 [2023-12-02 20:31:56,390 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:31:56,391 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 195 treesize of output 119 [2023-12-02 20:31:56,398 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 88 treesize of output 74 [2023-12-02 20:31:56,402 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 49 treesize of output 42 [2023-12-02 20:31:56,416 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:31:56,427 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:31:56,427 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 100 treesize of output 115 [2023-12-02 20:31:56,430 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:31:56,432 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 144 treesize of output 126 [2023-12-02 20:31:56,438 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:31:56,438 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 119 treesize of output 57 [2023-12-02 20:31:56,443 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:31:56,453 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:31:56,454 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 98 treesize of output 113 [2023-12-02 20:31:56,458 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:31:56,459 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 142 treesize of output 124 [2023-12-02 20:31:56,465 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:31:56,466 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 137 treesize of output 69 [2023-12-02 20:31:56,471 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 24 treesize of output 18 [2023-12-02 20:31:56,488 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:31:56,499 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:31:56,499 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 100 treesize of output 115 [2023-12-02 20:31:56,503 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:31:56,505 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 140 treesize of output 122 [2023-12-02 20:31:56,511 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:31:56,512 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 115 treesize of output 57 [2023-12-02 20:31:59,033 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 474 treesize of output 342 [2023-12-02 20:31:59,047 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 113 treesize of output 107 [2023-12-02 20:31:59,052 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 107 treesize of output 93 [2023-12-02 20:31:59,251 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:31:59,251 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 54 treesize of output 73 [2023-12-02 20:31:59,368 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 6 refuted. 1 times theorem prover too weak. 0 trivial. 12 not checked. [2023-12-02 20:31:59,368 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [412785584] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 20:31:59,368 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-02 20:31:59,369 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 28, 27] total 73 [2023-12-02 20:31:59,369 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1501823047] [2023-12-02 20:31:59,369 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-02 20:31:59,369 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 74 states [2023-12-02 20:31:59,369 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-02 20:31:59,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 74 interpolants. [2023-12-02 20:31:59,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=484, Invalid=3866, Unknown=100, NotChecked=952, Total=5402 [2023-12-02 20:31:59,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:31:59,374 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:31:59,374 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 74 states, 73 states have (on average 4.739726027397261) internal successors, (346), 74 states have internal predecessors, (346), 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) [2023-12-02 20:31:59,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:31:59,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:31:59,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:31:59,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:31:59,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:31:59,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-12-02 20:31:59,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:31:59,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2023-12-02 20:31:59,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2023-12-02 20:31:59,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-12-02 20:31:59,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:31:59,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2023-12-02 20:31:59,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2023-12-02 20:31:59,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:32:12,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:32:12,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:32:12,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:32:12,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:32:12,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:32:12,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-12-02 20:32:12,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:32:12,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2023-12-02 20:32:12,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2023-12-02 20:32:12,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-12-02 20:32:12,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:32:12,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2023-12-02 20:32:12,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2023-12-02 20:32:12,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-12-02 20:32:12,467 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2023-12-02 20:32:12,662 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2023-12-02 20:32:12,664 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting threadErr4ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE, threadErr2ASSERT_VIOLATIONDATA_RACE, threadErr3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-12-02 20:32:12,664 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:32:12,664 INFO L85 PathProgramCache]: Analyzing trace with hash 1344135629, now seen corresponding path program 2 times [2023-12-02 20:32:12,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-02 20:32:12,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1081369349] [2023-12-02 20:32:12,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:32:12,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:32:12,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:32:14,329 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:32:14,329 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-02 20:32:14,329 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1081369349] [2023-12-02 20:32:14,329 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1081369349] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 20:32:14,329 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1409883724] [2023-12-02 20:32:14,330 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-12-02 20:32:14,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 20:32:14,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 [2023-12-02 20:32:14,331 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 20:32:14,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2023-12-02 20:32:14,602 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-12-02 20:32:14,602 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-12-02 20:32:14,605 INFO L262 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 78 conjunts are in the unsatisfiable core [2023-12-02 20:32:14,611 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:32:14,780 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 [2023-12-02 20:32:14,923 INFO L349 Elim1Store]: treesize reduction 4, result has 66.7 percent of original size [2023-12-02 20:32:14,923 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 [2023-12-02 20:32:15,407 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 20:32:15,407 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 50 treesize of output 45 [2023-12-02 20:32:15,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:32:15,414 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 24 treesize of output 11 [2023-12-02 20:32:15,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:32:15,916 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 16 treesize of output 11 [2023-12-02 20:32:15,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:32:15,924 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 26 treesize of output 19 [2023-12-02 20:32:15,962 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-12-02 20:32:16,053 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 19 treesize of output 18 [2023-12-02 20:32:16,152 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 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 [2023-12-02 20:32:16,271 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 33 treesize of output 38 [2023-12-02 20:32:16,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:32:16,850 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 [2023-12-02 20:32:16,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:32:16,920 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 [2023-12-02 20:32:16,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:32:16,956 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 [2023-12-02 20:32:16,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:32:16,991 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 [2023-12-02 20:32:17,091 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 20:32:17,091 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 50 treesize of output 45 [2023-12-02 20:32:17,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:32:17,100 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 24 treesize of output 11 [2023-12-02 20:32:18,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:32:18,272 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 26 treesize of output 19 [2023-12-02 20:32:18,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:32:18,283 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 16 treesize of output 11 [2023-12-02 20:32:18,310 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 25 treesize of output 13 [2023-12-02 20:32:18,321 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 [2023-12-02 20:32:18,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:32:18,401 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 [2023-12-02 20:32:18,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:32:18,425 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 [2023-12-02 20:32:18,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:32:18,454 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 [2023-12-02 20:32:18,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:32:18,483 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 [2023-12-02 20:32:18,581 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 [2023-12-02 20:32:18,601 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 [2023-12-02 20:32:18,620 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 [2023-12-02 20:32:18,640 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 [2023-12-02 20:32:18,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:32:18,732 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:32:18,733 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 48 treesize of output 41 [2023-12-02 20:32:18,789 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-12-02 20:32:18,789 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:32:18,927 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (+ c_~datas~0.offset (* c_threadThread2of2ForFork0_~j~0 4))) (.cse1 (* c_threadThread1of2ForFork0_~j~0 4))) (and (forall ((v_ArrVal_2102 (Array Int Int)) (v_ArrVal_2103 Int)) (= |c_threadThread1of2ForFork0_#t~nondet6| (select (store (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2102) c_~datas~0.base) .cse0 v_ArrVal_2103) (+ c_~datas~0.offset .cse1 1)))) (forall ((v_ArrVal_2102 (Array Int Int)) (v_ArrVal_2103 Int)) (= (select (store (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2102) c_~datas~0.base) .cse0 v_ArrVal_2103) (+ c_~datas~0.offset 3 .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_2102 (Array Int Int)) (v_ArrVal_2103 Int)) (= (select (store (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2102) c_~datas~0.base) .cse0 v_ArrVal_2103) (+ c_~datas~0.offset 2 .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_2102 (Array Int Int)) (v_ArrVal_2103 Int)) (= (select (store (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2102) c_~datas~0.base) .cse0 v_ArrVal_2103) (+ c_~datas~0.offset .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)))) is different from false [2023-12-02 20:32:19,235 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|)) (.cse1 (+ c_~datas~0.offset (* c_threadThread2of2ForFork0_~j~0 4))) (.cse2 (* c_threadThread1of2ForFork0_~j~0 4))) (and (forall ((v_ArrVal_2102 (Array Int Int)) (v_ArrVal_2103 Int) (v_ArrVal_2098 (Array Int Int))) (= (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2098) .cse0 v_ArrVal_2102) c_~datas~0.base) .cse1 v_ArrVal_2103) (+ c_~datas~0.offset 2 .cse2)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_2102 (Array Int Int)) (v_ArrVal_2103 Int) (v_ArrVal_2098 (Array Int Int))) (= (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2098) .cse0 v_ArrVal_2102) c_~datas~0.base) .cse1 v_ArrVal_2103) (+ c_~datas~0.offset .cse2)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_2102 (Array Int Int)) (v_ArrVal_2103 Int) (v_ArrVal_2098 (Array Int Int))) (= (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2098) .cse0 v_ArrVal_2102) c_~datas~0.base) .cse1 v_ArrVal_2103) (+ c_~datas~0.offset 3 .cse2)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_2102 (Array Int Int)) (v_ArrVal_2103 Int) (v_ArrVal_2098 (Array Int Int))) (= (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2098) .cse0 v_ArrVal_2102) c_~datas~0.base) .cse1 v_ArrVal_2103) (+ c_~datas~0.offset .cse2 1)) |c_threadThread1of2ForFork0_#t~nondet6|)))) is different from false [2023-12-02 20:32:19,257 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (+ c_~datas~0.offset (* c_threadThread2of2ForFork0_~j~0 4))) (.cse1 (* c_threadThread1of2ForFork0_~j~0 4))) (and (forall ((v_ArrVal_2094 (Array Int Int)) (v_ArrVal_2102 (Array Int Int)) (v_ArrVal_2103 Int) (v_ArrVal_2098 (Array Int Int))) (= (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2098) (select (select (store |c_#memory_$Pointer$.base| c_~datas~0.base v_ArrVal_2094) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) v_ArrVal_2102) c_~datas~0.base) .cse0 v_ArrVal_2103) (+ c_~datas~0.offset 3 .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_2094 (Array Int Int)) (v_ArrVal_2102 (Array Int Int)) (v_ArrVal_2103 Int) (v_ArrVal_2098 (Array Int Int))) (= (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2098) (select (select (store |c_#memory_$Pointer$.base| c_~datas~0.base v_ArrVal_2094) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) v_ArrVal_2102) c_~datas~0.base) .cse0 v_ArrVal_2103) (+ c_~datas~0.offset .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_2094 (Array Int Int)) (v_ArrVal_2102 (Array Int Int)) (v_ArrVal_2103 Int) (v_ArrVal_2098 (Array Int Int))) (= (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2098) (select (select (store |c_#memory_$Pointer$.base| c_~datas~0.base v_ArrVal_2094) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) v_ArrVal_2102) c_~datas~0.base) .cse0 v_ArrVal_2103) (+ c_~datas~0.offset 2 .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_2094 (Array Int Int)) (v_ArrVal_2102 (Array Int Int)) (v_ArrVal_2103 Int) (v_ArrVal_2098 (Array Int Int))) (= (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2098) (select (select (store |c_#memory_$Pointer$.base| c_~datas~0.base v_ArrVal_2094) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) v_ArrVal_2102) c_~datas~0.base) .cse0 v_ArrVal_2103) (+ c_~datas~0.offset .cse1 1)) |c_threadThread1of2ForFork0_#t~nondet6|)))) is different from false [2023-12-02 20:32:19,490 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (* c_threadThread1of2ForFork0_~j~0 4))) (and (forall ((v_threadThread2of2ForFork0_~j~0_36 Int)) (or (forall ((v_ArrVal_2094 (Array Int Int)) (v_ArrVal_2102 (Array Int Int)) (v_ArrVal_2103 Int) (v_ArrVal_2098 (Array Int Int))) (= (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2098) (select (select (store |c_#memory_$Pointer$.base| c_~datas~0.base v_ArrVal_2094) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) v_ArrVal_2102) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_36 4)) v_ArrVal_2103) (+ c_~datas~0.offset 3 .cse0)) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_36 c_~next_j~0))) (forall ((v_threadThread2of2ForFork0_~j~0_36 Int)) (or (forall ((v_ArrVal_2094 (Array Int Int)) (v_ArrVal_2102 (Array Int Int)) (v_ArrVal_2103 Int) (v_ArrVal_2098 (Array Int Int))) (= (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2098) (select (select (store |c_#memory_$Pointer$.base| c_~datas~0.base v_ArrVal_2094) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) v_ArrVal_2102) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_36 4)) v_ArrVal_2103) (+ c_~datas~0.offset .cse0)) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_36 c_~next_j~0))) (forall ((v_threadThread2of2ForFork0_~j~0_36 Int)) (or (forall ((v_ArrVal_2094 (Array Int Int)) (v_ArrVal_2102 (Array Int Int)) (v_ArrVal_2103 Int) (v_ArrVal_2098 (Array Int Int))) (= |c_threadThread1of2ForFork0_#t~nondet6| (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2098) (select (select (store |c_#memory_$Pointer$.base| c_~datas~0.base v_ArrVal_2094) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) v_ArrVal_2102) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_36 4)) v_ArrVal_2103) (+ c_~datas~0.offset .cse0 1)))) (< v_threadThread2of2ForFork0_~j~0_36 c_~next_j~0))) (forall ((v_threadThread2of2ForFork0_~j~0_36 Int)) (or (forall ((v_ArrVal_2094 (Array Int Int)) (v_ArrVal_2102 (Array Int Int)) (v_ArrVal_2103 Int) (v_ArrVal_2098 (Array Int Int))) (= (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2098) (select (select (store |c_#memory_$Pointer$.base| c_~datas~0.base v_ArrVal_2094) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) v_ArrVal_2102) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_36 4)) v_ArrVal_2103) (+ c_~datas~0.offset 2 .cse0)) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_36 c_~next_j~0))))) is different from false [2023-12-02 20:32:22,654 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:32:22,654 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 75 treesize of output 91 [2023-12-02 20:32:22,659 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 251 treesize of output 229 [2023-12-02 20:32:22,665 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 81 treesize of output 74 [2023-12-02 20:32:22,671 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 150 treesize of output 136 [2023-12-02 20:32:22,678 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:32:22,678 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 180 treesize of output 110 [2023-12-02 20:32:22,703 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:32:22,704 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 75 treesize of output 91 [2023-12-02 20:32:22,706 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:32:22,708 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 157 treesize of output 139 [2023-12-02 20:32:22,714 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 35 treesize of output 28 [2023-12-02 20:32:22,719 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:32:22,719 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 118 treesize of output 56 [2023-12-02 20:32:22,733 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:32:22,733 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 75 treesize of output 91 [2023-12-02 20:32:22,737 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:32:22,739 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 153 treesize of output 135 [2023-12-02 20:32:22,745 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 34 treesize of output 27 [2023-12-02 20:32:22,751 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:32:22,752 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 114 treesize of output 56 [2023-12-02 20:32:22,767 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:32:22,767 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 74 treesize of output 90 [2023-12-02 20:32:22,771 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:32:22,773 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 155 treesize of output 137 [2023-12-02 20:32:22,780 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 54 treesize of output 48 [2023-12-02 20:32:22,786 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:32:22,786 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 157 treesize of output 82 [2023-12-02 20:32:26,225 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 [2023-12-02 20:32:26,229 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 772 treesize of output 584 [2023-12-02 20:32:26,245 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 152 treesize of output 144 [2023-12-02 20:32:26,249 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 144 treesize of output 140 [2023-12-02 20:32:26,254 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 140 treesize of output 126 [2023-12-02 20:32:26,449 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:32:26,449 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 35 treesize of output 40 [2023-12-02 20:32:26,522 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 15 refuted. 4 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:32:26,522 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1409883724] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 20:32:26,522 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-02 20:32:26,522 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 26, 25] total 69 [2023-12-02 20:32:26,522 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [282241311] [2023-12-02 20:32:26,522 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-02 20:32:26,523 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 70 states [2023-12-02 20:32:26,523 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-02 20:32:26,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 70 interpolants. [2023-12-02 20:32:26,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=440, Invalid=3804, Unknown=62, NotChecked=524, Total=4830 [2023-12-02 20:32:26,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:32:26,526 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:32:26,526 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 70 states, 69 states have (on average 5.101449275362318) internal successors, (352), 70 states have internal predecessors, (352), 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) [2023-12-02 20:32:26,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:32:26,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:32:26,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:32:26,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:32:26,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:32:26,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-12-02 20:32:26,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:32:26,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2023-12-02 20:32:26,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2023-12-02 20:32:26,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-12-02 20:32:26,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:32:26,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2023-12-02 20:32:26,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2023-12-02 20:32:26,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-12-02 20:32:26,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:32:40,223 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:32:41,421 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:32:42,614 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:32:43,798 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:32:45,558 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:32:47,690 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:32:48,961 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:32:50,283 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:32:51,449 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:32:54,012 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:32:56,031 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:33:15,198 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:33:16,666 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:33:18,247 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:33:19,719 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:33:21,172 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:33:22,626 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:33:23,987 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:33:25,511 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:33:27,162 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:34:01,018 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:34:25,960 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse7 (* c_threadThread1of2ForFork0_~j~0 4))) (let ((.cse0 (+ c_~datas~0.offset .cse7)) (.cse4 (+ c_~datas~0.offset 3 .cse7)) (.cse3 (+ c_~datas~0.offset 2 .cse7)) (.cse2 (+ c_~datas~0.offset .cse7 1)) (.cse5 (select |c_#race| c_~datas~0.base))) (and (forall ((v_threadThread2of2ForFork0_~j~0_27 Int) (v_ArrVal_1603 (Array Int Int)) (v_ArrVal_1611 (Array Int Int)) (v_ArrVal_1607 (Array Int Int))) (or (forall ((v_ArrVal_1613 Int)) (= (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1607) (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_#t~mem13#1.base| v_ArrVal_1603) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) v_ArrVal_1611) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_27 4)) v_ArrVal_1613) .cse0) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_27 c_~next_j~0))) (or (< |c_ULTIMATE.start_main_~threads_total~0#1| (+ |c_ULTIMATE.start_main_~i~0#1| 1)) (let ((.cse1 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|))) (and (forall ((v_threadThread2of2ForFork0_~j~0_27 Int) (v_ArrVal_1603 (Array Int Int)) (v_ArrVal_1611 (Array Int Int)) (v_ArrVal_1607 (Array Int Int))) (or (< v_threadThread2of2ForFork0_~j~0_27 c_~next_j~0) (forall ((v_ArrVal_1613 Int)) (= (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1607) (select (select (store |c_#memory_$Pointer$.base| .cse1 v_ArrVal_1603) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) v_ArrVal_1611) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_27 4)) v_ArrVal_1613) .cse2) |c_threadThread1of2ForFork0_#t~nondet6|)))) (forall ((v_threadThread2of2ForFork0_~j~0_27 Int) (v_ArrVal_1603 (Array Int Int)) (v_ArrVal_1611 (Array Int Int)) (v_ArrVal_1607 (Array Int Int))) (or (< v_threadThread2of2ForFork0_~j~0_27 c_~next_j~0) (forall ((v_ArrVal_1613 Int)) (= (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1607) (select (select (store |c_#memory_$Pointer$.base| .cse1 v_ArrVal_1603) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) v_ArrVal_1611) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_27 4)) v_ArrVal_1613) .cse3) |c_threadThread1of2ForFork0_#t~nondet6|)))) (forall ((v_threadThread2of2ForFork0_~j~0_27 Int) (v_ArrVal_1603 (Array Int Int)) (v_ArrVal_1611 (Array Int Int)) (v_ArrVal_1607 (Array Int Int))) (or (< v_threadThread2of2ForFork0_~j~0_27 c_~next_j~0) (forall ((v_ArrVal_1613 Int)) (= (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1607) (select (select (store |c_#memory_$Pointer$.base| .cse1 v_ArrVal_1603) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) v_ArrVal_1611) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_27 4)) v_ArrVal_1613) .cse0) |c_threadThread1of2ForFork0_#t~nondet6|)))) (forall ((v_threadThread2of2ForFork0_~j~0_27 Int) (v_ArrVal_1603 (Array Int Int)) (v_ArrVal_1611 (Array Int Int)) (v_ArrVal_1607 (Array Int Int))) (or (< v_threadThread2of2ForFork0_~j~0_27 c_~next_j~0) (forall ((v_ArrVal_1613 Int)) (= (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1607) (select (select (store |c_#memory_$Pointer$.base| .cse1 v_ArrVal_1603) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) v_ArrVal_1611) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_27 4)) v_ArrVal_1613) .cse4) |c_threadThread1of2ForFork0_#t~nondet6|))))))) (forall ((v_threadThread2of2ForFork0_~j~0_27 Int) (v_ArrVal_1603 (Array Int Int)) (v_ArrVal_1611 (Array Int Int)) (v_ArrVal_1607 (Array Int Int))) (or (< v_threadThread2of2ForFork0_~j~0_27 c_~next_j~0) (forall ((v_ArrVal_1613 Int)) (= (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1607) (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_#t~mem13#1.base| v_ArrVal_1603) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) v_ArrVal_1611) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_27 4)) v_ArrVal_1613) .cse4) |c_threadThread1of2ForFork0_#t~nondet6|)))) (= (select .cse5 (+ c_~datas~0.offset 3)) |c_threadThread1of2ForFork0_#t~nondet6|) (= (select .cse5 (+ c_~datas~0.offset 1)) |c_threadThread1of2ForFork0_#t~nondet6|) (forall ((v_threadThread2of2ForFork0_~j~0_27 Int) (v_ArrVal_1603 (Array Int Int)) (v_ArrVal_1611 (Array Int Int)) (v_ArrVal_1607 (Array Int Int))) (or (< v_threadThread2of2ForFork0_~j~0_27 c_~next_j~0) (forall ((v_ArrVal_1613 Int)) (= (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1607) (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_#t~mem13#1.base| v_ArrVal_1603) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) v_ArrVal_1611) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_27 4)) v_ArrVal_1613) .cse3) |c_threadThread1of2ForFork0_#t~nondet6|)))) (<= 1 c_~next_j~0) (or (< |c_ULTIMATE.start_main_~threads_total~0#1| 2) (and (or (let ((.cse6 (store |c_#valid| |c_ULTIMATE.start_main_~#tids~0#1.base| 1))) (and (forall ((v_arrayElimCell_234 Int)) (or (not (= (select .cse6 v_arrayElimCell_234) 0)) (< |c_#StackHeapBarrier| (+ v_arrayElimCell_234 1)))) (forall ((v_arrayElimCell_235 Int)) (or (not (= (select .cse6 v_arrayElimCell_235) 0)) (< |c_#StackHeapBarrier| (+ v_arrayElimCell_235 1)))))) (not (= (select |c_#valid| |c_ULTIMATE.start_main_~#tids~0#1.base|) 0))) (or (< |c_#StackHeapBarrier| (+ |c_ULTIMATE.start_main_~#tids~0#1.base| 1)) (forall ((|v_ULTIMATE.start_main_#t~malloc8#1.base_15| Int)) (or (not (= (select (store |c_#valid| |v_ULTIMATE.start_main_#t~malloc8#1.base_15| 1) |c_ULTIMATE.start_main_~#tids~0#1.base|) 0)) (not (= (select |c_#valid| |v_ULTIMATE.start_main_#t~malloc8#1.base_15|) 0))))))) (forall ((v_threadThread2of2ForFork0_~j~0_27 Int) (v_ArrVal_1603 (Array Int Int)) (v_ArrVal_1611 (Array Int Int)) (v_ArrVal_1607 (Array Int Int))) (or (< v_threadThread2of2ForFork0_~j~0_27 c_~next_j~0) (forall ((v_ArrVal_1613 Int)) (= (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1607) (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_#t~mem13#1.base| v_ArrVal_1603) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) v_ArrVal_1611) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_27 4)) v_ArrVal_1613) .cse2) |c_threadThread1of2ForFork0_#t~nondet6|)))) (= (select .cse5 (+ c_~datas~0.offset 2)) |c_threadThread1of2ForFork0_#t~nondet6|) (= c_threadThread1of2ForFork0_~j~0 0) (= (select .cse5 c_~datas~0.offset) |c_threadThread1of2ForFork0_#t~nondet6|)))) is different from false [2023-12-02 20:34:26,232 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse23 (* c_threadThread1of2ForFork0_~j~0 4))) (let ((.cse8 (+ c_~datas~0.offset .cse23)) (.cse11 (+ c_~datas~0.offset 2 .cse23)) (.cse6 (+ c_~datas~0.offset 3 .cse23)) (.cse3 (+ c_~datas~0.offset .cse23 1))) (let ((.cse0 (let ((.cse16 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|))) (and (forall ((v_ArrVal_1777 (Array Int Int)) (v_ArrVal_1774 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_30 Int) (v_ArrVal_1770 (Array Int Int))) (or (forall ((v_ArrVal_1780 (Array Int Int)) (v_ArrVal_1779 Int)) (= (select (select (let ((.cse15 (select (select (store |c_#memory_$Pointer$.base| .cse16 v_ArrVal_1770) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|))) (store (let ((.cse14 (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1774))) (store .cse14 c_~datas~0.base (store (select (store .cse14 .cse15 v_ArrVal_1777) c_~datas~0.base) (+ (* v_threadThread2of2ForFork0_~j~0_30 4) c_~datas~0.offset) v_ArrVal_1779))) .cse15 v_ArrVal_1780)) c_~datas~0.base) .cse8) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_30 c_~next_j~0))) (forall ((v_ArrVal_1777 (Array Int Int)) (v_ArrVal_1774 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_30 Int) (v_ArrVal_1770 (Array Int Int))) (or (forall ((v_ArrVal_1780 (Array Int Int)) (v_ArrVal_1779 Int)) (= (select (select (let ((.cse18 (select (select (store |c_#memory_$Pointer$.base| .cse16 v_ArrVal_1770) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|))) (store (let ((.cse17 (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1774))) (store .cse17 c_~datas~0.base (store (select (store .cse17 .cse18 v_ArrVal_1777) c_~datas~0.base) (+ (* v_threadThread2of2ForFork0_~j~0_30 4) c_~datas~0.offset) v_ArrVal_1779))) .cse18 v_ArrVal_1780)) c_~datas~0.base) .cse11) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_30 c_~next_j~0))) (forall ((v_ArrVal_1777 (Array Int Int)) (v_ArrVal_1774 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_30 Int) (v_ArrVal_1770 (Array Int Int))) (or (forall ((v_ArrVal_1780 (Array Int Int)) (v_ArrVal_1779 Int)) (= |c_threadThread1of2ForFork0_#t~nondet6| (select (select (let ((.cse20 (select (select (store |c_#memory_$Pointer$.base| .cse16 v_ArrVal_1770) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|))) (store (let ((.cse19 (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1774))) (store .cse19 c_~datas~0.base (store (select (store .cse19 .cse20 v_ArrVal_1777) c_~datas~0.base) (+ (* v_threadThread2of2ForFork0_~j~0_30 4) c_~datas~0.offset) v_ArrVal_1779))) .cse20 v_ArrVal_1780)) c_~datas~0.base) .cse6))) (< v_threadThread2of2ForFork0_~j~0_30 c_~next_j~0))) (forall ((v_ArrVal_1777 (Array Int Int)) (v_ArrVal_1774 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_30 Int) (v_ArrVal_1770 (Array Int Int))) (or (forall ((v_ArrVal_1780 (Array Int Int)) (v_ArrVal_1779 Int)) (= (select (select (let ((.cse22 (select (select (store |c_#memory_$Pointer$.base| .cse16 v_ArrVal_1770) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|))) (store (let ((.cse21 (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1774))) (store .cse21 c_~datas~0.base (store (select (store .cse21 .cse22 v_ArrVal_1777) c_~datas~0.base) (+ (* v_threadThread2of2ForFork0_~j~0_30 4) c_~datas~0.offset) v_ArrVal_1779))) .cse22 v_ArrVal_1780)) c_~datas~0.base) .cse3) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_30 c_~next_j~0)))))) (.cse7 (select |c_#race| c_~datas~0.base))) (and (or (< |c_#StackHeapBarrier| (+ |c_ULTIMATE.start_main_~#tids~0#1.base| 1)) (< |c_ULTIMATE.start_main_~threads_total~0#1| 2)) (or .cse0 (< |c_ULTIMATE.start_main_~threads_total~0#1| (+ |c_ULTIMATE.start_main_#t~post11#1| 2))) (forall ((v_ArrVal_1777 (Array Int Int)) (v_ArrVal_1774 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_30 Int) (v_ArrVal_1770 (Array Int Int))) (or (forall ((v_ArrVal_1780 (Array Int Int)) (v_ArrVal_1779 Int)) (= |c_threadThread1of2ForFork0_#t~nondet6| (select (select (let ((.cse2 (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_#t~mem13#1.base| v_ArrVal_1770) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|))) (store (let ((.cse1 (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1774))) (store .cse1 c_~datas~0.base (store (select (store .cse1 .cse2 v_ArrVal_1777) c_~datas~0.base) (+ (* v_threadThread2of2ForFork0_~j~0_30 4) c_~datas~0.offset) v_ArrVal_1779))) .cse2 v_ArrVal_1780)) c_~datas~0.base) .cse3))) (< v_threadThread2of2ForFork0_~j~0_30 c_~next_j~0))) (forall ((v_ArrVal_1777 (Array Int Int)) (v_ArrVal_1774 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_30 Int) (v_ArrVal_1770 (Array Int Int))) (or (forall ((v_ArrVal_1780 (Array Int Int)) (v_ArrVal_1779 Int)) (= (select (select (let ((.cse5 (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_#t~mem13#1.base| v_ArrVal_1770) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|))) (store (let ((.cse4 (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1774))) (store .cse4 c_~datas~0.base (store (select (store .cse4 .cse5 v_ArrVal_1777) c_~datas~0.base) (+ (* v_threadThread2of2ForFork0_~j~0_30 4) c_~datas~0.offset) v_ArrVal_1779))) .cse5 v_ArrVal_1780)) c_~datas~0.base) .cse6) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_30 c_~next_j~0))) (= (select .cse7 .cse8) |c_threadThread1of2ForFork0_#t~nondet6|) (forall ((v_ArrVal_1777 (Array Int Int)) (v_ArrVal_1774 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_30 Int) (v_ArrVal_1770 (Array Int Int))) (or (forall ((v_ArrVal_1780 (Array Int Int)) (v_ArrVal_1779 Int)) (= |c_threadThread1of2ForFork0_#t~nondet6| (select (select (let ((.cse10 (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_#t~mem13#1.base| v_ArrVal_1770) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|))) (store (let ((.cse9 (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1774))) (store .cse9 c_~datas~0.base (store (select (store .cse9 .cse10 v_ArrVal_1777) c_~datas~0.base) (+ (* v_threadThread2of2ForFork0_~j~0_30 4) c_~datas~0.offset) v_ArrVal_1779))) .cse10 v_ArrVal_1780)) c_~datas~0.base) .cse8))) (< v_threadThread2of2ForFork0_~j~0_30 c_~next_j~0))) (= (select .cse7 .cse11) |c_threadThread1of2ForFork0_#t~nondet6|) (= (select .cse7 .cse6) |c_threadThread1of2ForFork0_#t~nondet6|) (or .cse0 (< |c_ULTIMATE.start_main_~threads_total~0#1| (+ |c_ULTIMATE.start_main_~i~0#1| 1))) (= (select .cse7 .cse3) |c_threadThread1of2ForFork0_#t~nondet6|) (forall ((v_ArrVal_1777 (Array Int Int)) (v_ArrVal_1774 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_30 Int) (v_ArrVal_1770 (Array Int Int))) (or (forall ((v_ArrVal_1780 (Array Int Int)) (v_ArrVal_1779 Int)) (= |c_threadThread1of2ForFork0_#t~nondet6| (select (select (let ((.cse13 (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_#t~mem13#1.base| v_ArrVal_1770) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|))) (store (let ((.cse12 (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1774))) (store .cse12 c_~datas~0.base (store (select (store .cse12 .cse13 v_ArrVal_1777) c_~datas~0.base) (+ (* v_threadThread2of2ForFork0_~j~0_30 4) c_~datas~0.offset) v_ArrVal_1779))) .cse13 v_ArrVal_1780)) c_~datas~0.base) .cse11))) (< v_threadThread2of2ForFork0_~j~0_30 c_~next_j~0))))))) is different from false [2023-12-02 20:34:36,433 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:34:37,434 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (* c_threadThread1of2ForFork0_~j~0 4))) (and (or (< |c_#StackHeapBarrier| (+ |c_ULTIMATE.start_main_~#tids~0#1.base| 1)) (< |c_ULTIMATE.start_main_~threads_total~0#1| 2)) (forall ((v_ArrVal_1928 (Array Int Int)) (v_ArrVal_1925 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_33 Int)) (or (forall ((v_ArrVal_1932 (Array Int Int)) (v_ArrVal_1931 (Array Int Int)) (v_ArrVal_1929 Int)) (= (select (select (store (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1928) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_33 4)) v_ArrVal_1929)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1931) (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_#t~mem13#1.base| v_ArrVal_1925) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) v_ArrVal_1932) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse0)) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_33 c_~next_j~0))) (forall ((v_ArrVal_1928 (Array Int Int)) (v_ArrVal_1925 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_33 Int)) (or (forall ((v_ArrVal_1932 (Array Int Int)) (v_ArrVal_1931 (Array Int Int)) (v_ArrVal_1929 Int)) (= (select (select (store (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1928) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_33 4)) v_ArrVal_1929)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1931) (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_#t~mem13#1.base| v_ArrVal_1925) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) v_ArrVal_1932) c_~datas~0.base) (+ c_~datas~0.offset .cse0 1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_33 c_~next_j~0))) (forall ((v_ArrVal_1928 (Array Int Int)) (v_ArrVal_1925 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_33 Int)) (or (forall ((v_ArrVal_1932 (Array Int Int)) (v_ArrVal_1931 (Array Int Int)) (v_ArrVal_1929 Int)) (= (select (select (store (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1928) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_33 4)) v_ArrVal_1929)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1931) (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_#t~mem13#1.base| v_ArrVal_1925) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) v_ArrVal_1932) c_~datas~0.base) (+ c_~datas~0.offset .cse0)) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_33 c_~next_j~0))) (forall ((v_ArrVal_1928 (Array Int Int)) (v_ArrVal_1925 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_33 Int)) (or (forall ((v_ArrVal_1932 (Array Int Int)) (v_ArrVal_1931 (Array Int Int)) (v_ArrVal_1929 Int)) (= (select (select (store (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1928) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_33 4)) v_ArrVal_1929)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_1931) (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_#t~mem13#1.base| v_ArrVal_1925) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) v_ArrVal_1932) c_~datas~0.base) (+ c_~datas~0.offset 3 .cse0)) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_33 c_~next_j~0))))) is different from false [2023-12-02 20:37:01,950 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:37:28,628 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:37:31,862 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:38:11,726 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:38:19,355 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:38:44,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:38:44,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:38:44,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:38:44,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:38:44,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:38:44,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-12-02 20:38:44,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:38:44,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2023-12-02 20:38:44,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2023-12-02 20:38:44,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-12-02 20:38:44,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:38:44,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2023-12-02 20:38:44,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2023-12-02 20:38:44,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2023-12-02 20:38:44,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2023-12-02 20:38:44,016 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2023-12-02 20:38:44,211 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 20:38:44,212 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting threadErr4ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE, threadErr2ASSERT_VIOLATIONDATA_RACE, threadErr3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-12-02 20:38:44,212 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:38:44,212 INFO L85 PathProgramCache]: Analyzing trace with hash 1663129031, now seen corresponding path program 3 times [2023-12-02 20:38:44,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-02 20:38:44,212 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [68201076] [2023-12-02 20:38:44,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:38:44,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:38:44,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:38:45,830 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:38:45,830 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-02 20:38:45,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [68201076] [2023-12-02 20:38:45,830 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [68201076] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 20:38:45,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [656913388] [2023-12-02 20:38:45,830 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-12-02 20:38:45,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 20:38:45,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 [2023-12-02 20:38:45,831 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 20:38:45,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2023-12-02 20:38:46,279 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2023-12-02 20:38:46,279 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-12-02 20:38:46,282 INFO L262 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 66 conjunts are in the unsatisfiable core [2023-12-02 20:38:46,287 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:38:46,465 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 [2023-12-02 20:38:46,610 INFO L349 Elim1Store]: treesize reduction 4, result has 66.7 percent of original size [2023-12-02 20:38:46,610 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 [2023-12-02 20:38:47,042 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 20:38:47,042 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 33 [2023-12-02 20:38:47,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:38:47,546 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 26 treesize of output 19 [2023-12-02 20:38:47,590 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-12-02 20:38:47,693 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 19 treesize of output 18 [2023-12-02 20:38:47,801 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 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 [2023-12-02 20:38:48,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:38:48,285 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 30 treesize of output 21 [2023-12-02 20:38:48,322 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 33 treesize of output 38 [2023-12-02 20:38:48,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:38:48,426 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 [2023-12-02 20:38:48,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:38:48,476 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 [2023-12-02 20:38:48,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:38:48,519 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 [2023-12-02 20:38:48,604 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 20:38:48,605 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 33 [2023-12-02 20:38:49,250 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 25 treesize of output 13 [2023-12-02 20:38:49,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:38:49,349 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 [2023-12-02 20:38:49,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:38:49,382 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 [2023-12-02 20:38:49,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:38:49,410 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 [2023-12-02 20:38:49,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:38:49,433 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 [2023-12-02 20:38:49,544 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 [2023-12-02 20:38:49,572 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 [2023-12-02 20:38:49,593 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 [2023-12-02 20:38:49,615 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 [2023-12-02 20:38:50,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:38:50,053 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:38:50,053 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 48 treesize of output 41 [2023-12-02 20:38:50,115 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 7 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:38:50,115 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:38:52,417 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (select |c_#race| c_~datas~0.base)) (.cse1 (* c_threadThread1of2ForFork0_~j~0 4))) (and (forall ((v_threadThread2of2ForFork0_~j~0_39 Int)) (or (forall ((v_ArrVal_2271 Int)) (= (select (store .cse0 (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_39 4)) v_ArrVal_2271) (+ c_~datas~0.offset 3 .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_39 c_~next_j~0))) (forall ((v_threadThread2of2ForFork0_~j~0_39 Int)) (or (forall ((v_ArrVal_2271 Int)) (= (select (store .cse0 (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_39 4)) v_ArrVal_2271) (+ c_~datas~0.offset 2 .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_39 c_~next_j~0))) (forall ((v_threadThread2of2ForFork0_~j~0_39 Int)) (or (< v_threadThread2of2ForFork0_~j~0_39 c_~next_j~0) (forall ((v_ArrVal_2271 Int)) (= (select (store .cse0 (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_39 4)) v_ArrVal_2271) (+ c_~datas~0.offset .cse1 1)) |c_threadThread1of2ForFork0_#t~nondet6|)))) (forall ((v_threadThread2of2ForFork0_~j~0_39 Int)) (or (< v_threadThread2of2ForFork0_~j~0_39 c_~next_j~0) (forall ((v_ArrVal_2271 Int)) (= |c_threadThread1of2ForFork0_#t~nondet6| (select (store .cse0 (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_39 4)) v_ArrVal_2271) (+ c_~datas~0.offset .cse1)))))))) is different from false [2023-12-02 20:38:52,551 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (* c_threadThread1of2ForFork0_~j~0 4))) (and (forall ((v_threadThread2of2ForFork0_~j~0_39 Int) (v_ArrVal_2269 (Array Int Int))) (or (forall ((v_ArrVal_2271 Int)) (= (select (store (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2269) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_39 4)) v_ArrVal_2271) (+ c_~datas~0.offset 3 .cse0)) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_39 c_~next_j~0))) (forall ((v_threadThread2of2ForFork0_~j~0_39 Int) (v_ArrVal_2269 (Array Int Int))) (or (forall ((v_ArrVal_2271 Int)) (= (select (store (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2269) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_39 4)) v_ArrVal_2271) (+ c_~datas~0.offset 2 .cse0)) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_39 c_~next_j~0))) (forall ((v_threadThread2of2ForFork0_~j~0_39 Int) (v_ArrVal_2269 (Array Int Int))) (or (< v_threadThread2of2ForFork0_~j~0_39 c_~next_j~0) (forall ((v_ArrVal_2271 Int)) (= (select (store (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2269) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_39 4)) v_ArrVal_2271) (+ c_~datas~0.offset .cse0 1)) |c_threadThread1of2ForFork0_#t~nondet6|)))) (forall ((v_threadThread2of2ForFork0_~j~0_39 Int) (v_ArrVal_2269 (Array Int Int))) (or (< v_threadThread2of2ForFork0_~j~0_39 c_~next_j~0) (forall ((v_ArrVal_2271 Int)) (= (select (store (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2269) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_39 4)) v_ArrVal_2271) (+ c_~datas~0.offset .cse0)) |c_threadThread1of2ForFork0_#t~nondet6|)))))) is different from false [2023-12-02 20:38:52,685 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (* c_threadThread1of2ForFork0_~j~0 4))) (and (forall ((v_threadThread2of2ForFork0_~j~0_39 Int) (v_ArrVal_2269 (Array Int Int)) (v_ArrVal_2265 (Array Int Int))) (or (forall ((v_ArrVal_2271 Int)) (= (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2265) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2269) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_39 4)) v_ArrVal_2271) (+ c_~datas~0.offset .cse0)) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_39 c_~next_j~0))) (forall ((v_threadThread2of2ForFork0_~j~0_39 Int) (v_ArrVal_2269 (Array Int Int)) (v_ArrVal_2265 (Array Int Int))) (or (forall ((v_ArrVal_2271 Int)) (= (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2265) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2269) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_39 4)) v_ArrVal_2271) (+ c_~datas~0.offset .cse0 1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_39 c_~next_j~0))) (forall ((v_threadThread2of2ForFork0_~j~0_39 Int) (v_ArrVal_2269 (Array Int Int)) (v_ArrVal_2265 (Array Int Int))) (or (< v_threadThread2of2ForFork0_~j~0_39 c_~next_j~0) (forall ((v_ArrVal_2271 Int)) (= (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2265) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2269) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_39 4)) v_ArrVal_2271) (+ c_~datas~0.offset 2 .cse0)) |c_threadThread1of2ForFork0_#t~nondet6|)))) (forall ((v_threadThread2of2ForFork0_~j~0_39 Int) (v_ArrVal_2269 (Array Int Int)) (v_ArrVal_2265 (Array Int Int))) (or (< v_threadThread2of2ForFork0_~j~0_39 c_~next_j~0) (forall ((v_ArrVal_2271 Int)) (= |c_threadThread1of2ForFork0_#t~nondet6| (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2265) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2269) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_39 4)) v_ArrVal_2271) (+ c_~datas~0.offset 3 .cse0)))))))) is different from false [2023-12-02 20:38:52,804 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|)) (.cse1 (* c_threadThread1of2ForFork0_~j~0 4))) (and (forall ((v_threadThread2of2ForFork0_~j~0_39 Int) (v_ArrVal_2269 (Array Int Int)) (v_ArrVal_2265 (Array Int Int))) (or (< v_threadThread2of2ForFork0_~j~0_39 c_~next_j~0) (forall ((v_ArrVal_2271 Int)) (= (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2265) .cse0 v_ArrVal_2269) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_39 4)) v_ArrVal_2271) (+ c_~datas~0.offset 3 .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)))) (forall ((v_threadThread2of2ForFork0_~j~0_39 Int) (v_ArrVal_2269 (Array Int Int)) (v_ArrVal_2265 (Array Int Int))) (or (< v_threadThread2of2ForFork0_~j~0_39 c_~next_j~0) (forall ((v_ArrVal_2271 Int)) (= (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2265) .cse0 v_ArrVal_2269) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_39 4)) v_ArrVal_2271) (+ c_~datas~0.offset 2 .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)))) (forall ((v_threadThread2of2ForFork0_~j~0_39 Int) (v_ArrVal_2269 (Array Int Int)) (v_ArrVal_2265 (Array Int Int))) (or (< v_threadThread2of2ForFork0_~j~0_39 c_~next_j~0) (forall ((v_ArrVal_2271 Int)) (= |c_threadThread1of2ForFork0_#t~nondet6| (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2265) .cse0 v_ArrVal_2269) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_39 4)) v_ArrVal_2271) (+ c_~datas~0.offset .cse1 1)))))) (forall ((v_threadThread2of2ForFork0_~j~0_39 Int) (v_ArrVal_2269 (Array Int Int)) (v_ArrVal_2265 (Array Int Int))) (or (forall ((v_ArrVal_2271 Int)) (= (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2265) .cse0 v_ArrVal_2269) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_39 4)) v_ArrVal_2271) (+ c_~datas~0.offset .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_39 c_~next_j~0))))) is different from false [2023-12-02 20:38:55,614 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:38:55,614 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 3 case distinctions, treesize of input 354 treesize of output 336 [2023-12-02 20:38:55,622 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 263 treesize of output 239 [2023-12-02 20:38:55,630 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 79 treesize of output 72 [2023-12-02 20:38:55,636 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 57 treesize of output 43 [2023-12-02 20:38:55,643 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:38:55,643 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 129 treesize of output 72 [2023-12-02 20:38:55,662 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:38:55,672 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:38:55,672 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 3 case distinctions, treesize of input 107 treesize of output 117 [2023-12-02 20:38:55,676 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:38:55,678 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 146 treesize of output 130 [2023-12-02 20:38:55,683 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 32 treesize of output 25 [2023-12-02 20:38:55,689 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:38:55,690 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 94 treesize of output 46 [2023-12-02 20:38:55,695 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:38:55,705 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:38:55,705 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 3 case distinctions, treesize of input 107 treesize of output 117 [2023-12-02 20:38:55,712 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 34 treesize of output 27 [2023-12-02 20:38:55,715 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:38:55,716 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 132 treesize of output 116 [2023-12-02 20:38:55,722 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:38:55,723 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 76 treesize of output 42 [2023-12-02 20:38:55,728 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:38:55,739 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:38:55,740 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 3 case distinctions, treesize of input 105 treesize of output 115 [2023-12-02 20:38:55,748 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 55 treesize of output 49 [2023-12-02 20:38:55,752 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:38:55,753 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 153 treesize of output 135 [2023-12-02 20:38:55,760 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:38:55,760 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 133 treesize of output 72 [2023-12-02 20:38:59,513 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 988 treesize of output 824 [2023-12-02 20:38:59,545 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 212 treesize of output 200 [2023-12-02 20:38:59,552 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 200 treesize of output 184 [2023-12-02 20:38:59,558 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 184 treesize of output 176 [2023-12-02 20:38:59,729 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:38:59,729 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 35 treesize of output 40 [2023-12-02 20:38:59,827 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 15 refuted. 4 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:38:59,827 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [656913388] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 20:38:59,827 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-02 20:38:59,827 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 27, 26] total 71 [2023-12-02 20:38:59,827 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [479302459] [2023-12-02 20:38:59,827 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-02 20:38:59,828 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 72 states [2023-12-02 20:38:59,828 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-02 20:38:59,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 72 interpolants. [2023-12-02 20:38:59,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=458, Invalid=4034, Unknown=80, NotChecked=540, Total=5112 [2023-12-02 20:38:59,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:38:59,831 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:38:59,831 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 72 states, 71 states have (on average 5.042253521126761) internal successors, (358), 72 states have internal predecessors, (358), 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) [2023-12-02 20:38:59,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:38:59,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:38:59,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:38:59,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:38:59,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:38:59,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-12-02 20:38:59,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:38:59,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2023-12-02 20:38:59,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2023-12-02 20:38:59,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-12-02 20:38:59,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:38:59,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2023-12-02 20:38:59,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2023-12-02 20:38:59,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2023-12-02 20:38:59,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2023-12-02 20:38:59,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:39:14,698 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:16,111 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:17,563 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:19,001 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:20,698 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:22,221 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:23,784 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:25,320 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:26,739 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:30,206 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:31,597 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:32,999 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:34,518 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:35,967 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:37,235 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:38,746 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:40,157 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:41,574 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:42,909 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:44,306 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:45,937 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:47,423 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:48,824 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:50,292 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:52,591 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:54,203 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:55,798 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:57,244 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:39:58,741 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:40:00,068 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:40:01,411 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:40:02,841 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:40:15,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:40:15,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:40:15,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:40:15,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:40:15,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:40:15,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-12-02 20:40:15,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:40:15,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2023-12-02 20:40:15,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2023-12-02 20:40:15,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-12-02 20:40:15,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:40:15,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2023-12-02 20:40:15,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2023-12-02 20:40:15,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2023-12-02 20:40:15,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2023-12-02 20:40:15,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2023-12-02 20:40:15,088 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2023-12-02 20:40:15,283 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable30 [2023-12-02 20:40:15,283 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting threadErr4ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE, threadErr2ASSERT_VIOLATIONDATA_RACE, threadErr3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-12-02 20:40:15,283 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:40:15,283 INFO L85 PathProgramCache]: Analyzing trace with hash 101234660, now seen corresponding path program 2 times [2023-12-02 20:40:15,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-02 20:40:15,284 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [817662215] [2023-12-02 20:40:15,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:40:15,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:40:15,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:40:16,960 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:40:16,960 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-02 20:40:16,960 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [817662215] [2023-12-02 20:40:16,960 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [817662215] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 20:40:16,960 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1353106771] [2023-12-02 20:40:16,960 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-12-02 20:40:16,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 20:40:16,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 [2023-12-02 20:40:16,961 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 20:40:16,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2023-12-02 20:40:17,148 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-12-02 20:40:17,148 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-12-02 20:40:17,151 INFO L262 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 65 conjunts are in the unsatisfiable core [2023-12-02 20:40:17,156 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:40:17,350 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 [2023-12-02 20:40:17,488 INFO L349 Elim1Store]: treesize reduction 4, result has 66.7 percent of original size [2023-12-02 20:40:17,489 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 [2023-12-02 20:40:17,929 INFO L349 Elim1Store]: treesize reduction 17, result has 22.7 percent of original size [2023-12-02 20:40:17,929 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 1 case distinctions, treesize of input 33 treesize of output 24 [2023-12-02 20:40:18,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:40:18,427 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 26 treesize of output 19 [2023-12-02 20:40:18,505 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-12-02 20:40:18,591 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 19 treesize of output 18 [2023-12-02 20:40:18,691 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 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 [2023-12-02 20:40:19,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:40:19,167 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 30 treesize of output 21 [2023-12-02 20:40:19,201 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 33 treesize of output 38 [2023-12-02 20:40:19,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:40:19,348 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 [2023-12-02 20:40:19,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:40:19,386 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 [2023-12-02 20:40:19,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:40:19,433 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 [2023-12-02 20:40:19,539 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 20:40:19,539 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 33 [2023-12-02 20:40:20,163 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 25 treesize of output 13 [2023-12-02 20:40:20,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:40:20,276 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 [2023-12-02 20:40:20,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:40:20,300 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 [2023-12-02 20:40:20,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:40:20,340 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 [2023-12-02 20:40:20,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:40:20,380 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 [2023-12-02 20:40:20,497 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 [2023-12-02 20:40:20,523 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 [2023-12-02 20:40:20,546 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 [2023-12-02 20:40:20,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:40:20,979 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 41 [2023-12-02 20:40:21,054 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 [2023-12-02 20:40:21,153 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 7 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:40:21,153 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:40:21,173 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (* c_threadThread1of2ForFork0_~j~0 4))) (and (forall ((v_ArrVal_2438 (Array Int Int))) (= |c_threadThread1of2ForFork0_#t~nondet6| (select (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2438) c_~datas~0.base) (+ c_~datas~0.offset .cse0 1)))) (forall ((v_ArrVal_2438 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2438) c_~datas~0.base) (+ c_~datas~0.offset 3 .cse0)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_2438 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2438) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse0)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_2438 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2438) c_~datas~0.base) (+ c_~datas~0.offset .cse0)) |c_threadThread1of2ForFork0_#t~nondet6|)))) is different from false [2023-12-02 20:40:21,190 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (select |c_#race| c_~datas~0.base)) (.cse1 (+ c_~datas~0.offset (* c_threadThread2of2ForFork0_~j~0 4))) (.cse2 (* c_threadThread1of2ForFork0_~j~0 4))) (and (forall ((v_ArrVal_2438 (Array Int Int)) (v_ArrVal_2437 Int)) (= |c_threadThread1of2ForFork0_#t~nondet6| (select (select (store (store |c_#race| c_~datas~0.base (store .cse0 .cse1 v_ArrVal_2437)) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2438) c_~datas~0.base) (+ c_~datas~0.offset .cse2 1)))) (forall ((v_ArrVal_2438 (Array Int Int)) (v_ArrVal_2437 Int)) (= |c_threadThread1of2ForFork0_#t~nondet6| (select (select (store (store |c_#race| c_~datas~0.base (store .cse0 .cse1 v_ArrVal_2437)) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2438) c_~datas~0.base) (+ c_~datas~0.offset .cse2)))) (forall ((v_ArrVal_2438 (Array Int Int)) (v_ArrVal_2437 Int)) (= (select (select (store (store |c_#race| c_~datas~0.base (store .cse0 .cse1 v_ArrVal_2437)) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2438) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse2)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_2438 (Array Int Int)) (v_ArrVal_2437 Int)) (= (select (select (store (store |c_#race| c_~datas~0.base (store .cse0 .cse1 v_ArrVal_2437)) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2438) c_~datas~0.base) (+ c_~datas~0.offset 3 .cse2)) |c_threadThread1of2ForFork0_#t~nondet6|)))) is different from false [2023-12-02 20:40:21,423 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (select |c_#race| c_~datas~0.base)) (.cse1 (* c_threadThread1of2ForFork0_~j~0 4))) (and (forall ((v_threadThread2of2ForFork0_~j~0_42 Int)) (or (< v_threadThread2of2ForFork0_~j~0_42 c_~next_j~0) (forall ((v_ArrVal_2438 (Array Int Int)) (v_ArrVal_2437 Int)) (= |c_threadThread1of2ForFork0_#t~nondet6| (select (select (store (store |c_#race| c_~datas~0.base (store .cse0 (+ (* v_threadThread2of2ForFork0_~j~0_42 4) c_~datas~0.offset) v_ArrVal_2437)) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2438) c_~datas~0.base) (+ c_~datas~0.offset 3 .cse1)))))) (forall ((v_threadThread2of2ForFork0_~j~0_42 Int)) (or (forall ((v_ArrVal_2438 (Array Int Int)) (v_ArrVal_2437 Int)) (= (select (select (store (store |c_#race| c_~datas~0.base (store .cse0 (+ (* v_threadThread2of2ForFork0_~j~0_42 4) c_~datas~0.offset) v_ArrVal_2437)) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2438) c_~datas~0.base) (+ c_~datas~0.offset .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_42 c_~next_j~0))) (forall ((v_threadThread2of2ForFork0_~j~0_42 Int)) (or (< v_threadThread2of2ForFork0_~j~0_42 c_~next_j~0) (forall ((v_ArrVal_2438 (Array Int Int)) (v_ArrVal_2437 Int)) (= (select (select (store (store |c_#race| c_~datas~0.base (store .cse0 (+ (* v_threadThread2of2ForFork0_~j~0_42 4) c_~datas~0.offset) v_ArrVal_2437)) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2438) c_~datas~0.base) (+ c_~datas~0.offset .cse1 1)) |c_threadThread1of2ForFork0_#t~nondet6|)))) (forall ((v_threadThread2of2ForFork0_~j~0_42 Int)) (or (< v_threadThread2of2ForFork0_~j~0_42 c_~next_j~0) (forall ((v_ArrVal_2438 (Array Int Int)) (v_ArrVal_2437 Int)) (= (select (select (store (store |c_#race| c_~datas~0.base (store .cse0 (+ (* v_threadThread2of2ForFork0_~j~0_42 4) c_~datas~0.offset) v_ArrVal_2437)) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2438) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)))))) is different from false [2023-12-02 20:40:22,248 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse1 (* c_threadThread1of2ForFork0_~j~0 4))) (and (forall ((v_ArrVal_2435 (Array Int Int)) (v_ArrVal_2432 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_42 Int)) (or (forall ((v_ArrVal_2438 (Array Int Int)) (v_ArrVal_2437 Int)) (= (select (select (store (let ((.cse0 (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2432))) (store .cse0 c_~datas~0.base (store (select (store .cse0 |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2435) c_~datas~0.base) (+ (* v_threadThread2of2ForFork0_~j~0_42 4) c_~datas~0.offset) v_ArrVal_2437))) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2438) c_~datas~0.base) (+ c_~datas~0.offset .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_42 c_~next_j~0))) (forall ((v_ArrVal_2435 (Array Int Int)) (v_ArrVal_2432 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_42 Int)) (or (forall ((v_ArrVal_2438 (Array Int Int)) (v_ArrVal_2437 Int)) (= (select (select (store (let ((.cse2 (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2432))) (store .cse2 c_~datas~0.base (store (select (store .cse2 |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2435) c_~datas~0.base) (+ (* v_threadThread2of2ForFork0_~j~0_42 4) c_~datas~0.offset) v_ArrVal_2437))) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2438) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_42 c_~next_j~0))) (forall ((v_ArrVal_2435 (Array Int Int)) (v_ArrVal_2432 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_42 Int)) (or (forall ((v_ArrVal_2438 (Array Int Int)) (v_ArrVal_2437 Int)) (= (select (select (store (let ((.cse3 (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2432))) (store .cse3 c_~datas~0.base (store (select (store .cse3 |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2435) c_~datas~0.base) (+ (* v_threadThread2of2ForFork0_~j~0_42 4) c_~datas~0.offset) v_ArrVal_2437))) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2438) c_~datas~0.base) (+ c_~datas~0.offset 3 .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_42 c_~next_j~0))) (forall ((v_ArrVal_2435 (Array Int Int)) (v_ArrVal_2432 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_42 Int)) (or (< v_threadThread2of2ForFork0_~j~0_42 c_~next_j~0) (forall ((v_ArrVal_2438 (Array Int Int)) (v_ArrVal_2437 Int)) (= (select (select (store (let ((.cse4 (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2432))) (store .cse4 c_~datas~0.base (store (select (store .cse4 |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2435) c_~datas~0.base) (+ (* v_threadThread2of2ForFork0_~j~0_42 4) c_~datas~0.offset) v_ArrVal_2437))) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2438) c_~datas~0.base) (+ c_~datas~0.offset .cse1 1)) |c_threadThread1of2ForFork0_#t~nondet6|)))))) is different from false [2023-12-02 20:40:22,390 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse1 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|)) (.cse2 (* c_threadThread1of2ForFork0_~j~0 4))) (and (forall ((v_ArrVal_2435 (Array Int Int)) (v_ArrVal_2432 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_42 Int)) (or (forall ((v_ArrVal_2438 (Array Int Int)) (v_ArrVal_2437 Int)) (= (select (select (store (let ((.cse0 (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2432))) (store .cse0 c_~datas~0.base (store (select (store .cse0 .cse1 v_ArrVal_2435) c_~datas~0.base) (+ (* v_threadThread2of2ForFork0_~j~0_42 4) c_~datas~0.offset) v_ArrVal_2437))) .cse1 v_ArrVal_2438) c_~datas~0.base) (+ c_~datas~0.offset .cse2)) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_42 c_~next_j~0))) (forall ((v_ArrVal_2435 (Array Int Int)) (v_ArrVal_2432 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_42 Int)) (or (< v_threadThread2of2ForFork0_~j~0_42 c_~next_j~0) (forall ((v_ArrVal_2438 (Array Int Int)) (v_ArrVal_2437 Int)) (= (select (select (store (let ((.cse3 (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2432))) (store .cse3 c_~datas~0.base (store (select (store .cse3 .cse1 v_ArrVal_2435) c_~datas~0.base) (+ (* v_threadThread2of2ForFork0_~j~0_42 4) c_~datas~0.offset) v_ArrVal_2437))) .cse1 v_ArrVal_2438) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse2)) |c_threadThread1of2ForFork0_#t~nondet6|)))) (forall ((v_ArrVal_2435 (Array Int Int)) (v_ArrVal_2432 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_42 Int)) (or (forall ((v_ArrVal_2438 (Array Int Int)) (v_ArrVal_2437 Int)) (= (select (select (store (let ((.cse4 (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2432))) (store .cse4 c_~datas~0.base (store (select (store .cse4 .cse1 v_ArrVal_2435) c_~datas~0.base) (+ (* v_threadThread2of2ForFork0_~j~0_42 4) c_~datas~0.offset) v_ArrVal_2437))) .cse1 v_ArrVal_2438) c_~datas~0.base) (+ c_~datas~0.offset .cse2 1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_42 c_~next_j~0))) (forall ((v_ArrVal_2435 (Array Int Int)) (v_ArrVal_2432 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_42 Int)) (or (< v_threadThread2of2ForFork0_~j~0_42 c_~next_j~0) (forall ((v_ArrVal_2438 (Array Int Int)) (v_ArrVal_2437 Int)) (= (select (select (store (let ((.cse5 (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2432))) (store .cse5 c_~datas~0.base (store (select (store .cse5 .cse1 v_ArrVal_2435) c_~datas~0.base) (+ (* v_threadThread2of2ForFork0_~j~0_42 4) c_~datas~0.offset) v_ArrVal_2437))) .cse1 v_ArrVal_2438) c_~datas~0.base) (+ c_~datas~0.offset 3 .cse2)) |c_threadThread1of2ForFork0_#t~nondet6|)))))) is different from false [2023-12-02 20:40:26,024 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:40:26,024 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 3 case distinctions, treesize of input 396 treesize of output 378 [2023-12-02 20:40:26,031 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 93 treesize of output 86 [2023-12-02 20:40:26,034 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 214 treesize of output 192 [2023-12-02 20:40:26,040 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:40:26,040 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 121 treesize of output 66 [2023-12-02 20:40:26,045 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 25 treesize of output 18 [2023-12-02 20:40:26,058 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:40:26,068 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:40:26,068 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 3 case distinctions, treesize of input 149 treesize of output 159 [2023-12-02 20:40:26,073 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:40:26,074 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 139 treesize of output 123 [2023-12-02 20:40:26,080 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:40:26,081 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 83 treesize of output 49 [2023-12-02 20:40:26,086 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:40:26,096 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:40:26,096 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 3 case distinctions, treesize of input 146 treesize of output 156 [2023-12-02 20:40:26,101 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:40:26,102 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 133 treesize of output 117 [2023-12-02 20:40:26,109 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:40:26,109 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 99 treesize of output 61 [2023-12-02 20:40:26,115 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 24 treesize of output 18 [2023-12-02 20:40:26,127 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:40:26,136 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:40:26,137 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 3 case distinctions, treesize of input 149 treesize of output 159 [2023-12-02 20:40:26,140 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:40:26,142 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 139 treesize of output 123 [2023-12-02 20:40:26,149 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:40:26,149 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 83 treesize of output 49 [2023-12-02 20:40:30,043 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 2115 treesize of output 1971 [2023-12-02 20:40:30,063 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 128 treesize of output 122 [2023-12-02 20:40:30,069 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 122 treesize of output 114 [2023-12-02 20:40:30,074 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 114 treesize of output 102 [2023-12-02 20:40:30,247 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:40:30,248 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 34 treesize of output 39 [2023-12-02 20:40:30,332 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:40:30,333 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1353106771] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 20:40:30,333 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-02 20:40:30,333 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 27, 27] total 72 [2023-12-02 20:40:30,333 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1783119020] [2023-12-02 20:40:30,333 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-02 20:40:30,333 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 73 states [2023-12-02 20:40:30,334 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-02 20:40:30,335 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 73 interpolants. [2023-12-02 20:40:30,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=444, Invalid=4042, Unknown=90, NotChecked=680, Total=5256 [2023-12-02 20:40:30,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:40:30,337 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:40:30,337 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 73 states, 72 states have (on average 4.930555555555555) internal successors, (355), 73 states have internal predecessors, (355), 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) [2023-12-02 20:40:30,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:40:30,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:40:30,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:40:30,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:40:30,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:40:30,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-12-02 20:40:30,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:40:30,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2023-12-02 20:40:30,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2023-12-02 20:40:30,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-12-02 20:40:30,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:40:30,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2023-12-02 20:40:30,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2023-12-02 20:40:30,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2023-12-02 20:40:30,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2023-12-02 20:40:30,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2023-12-02 20:40:30,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:40:35,390 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:40:50,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:40:50,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:40:50,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:40:50,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:40:50,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:40:50,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-12-02 20:40:50,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:40:50,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2023-12-02 20:40:50,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2023-12-02 20:40:50,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-12-02 20:40:50,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:40:50,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2023-12-02 20:40:50,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2023-12-02 20:40:50,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2023-12-02 20:40:50,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2023-12-02 20:40:50,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2023-12-02 20:40:50,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-12-02 20:40:50,455 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2023-12-02 20:40:50,650 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable31 [2023-12-02 20:40:50,650 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting threadErr4ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE, threadErr2ASSERT_VIOLATIONDATA_RACE, threadErr3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-12-02 20:40:50,650 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:40:50,650 INFO L85 PathProgramCache]: Analyzing trace with hash 472707085, now seen corresponding path program 2 times [2023-12-02 20:40:50,651 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-02 20:40:50,651 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [696132108] [2023-12-02 20:40:50,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:40:50,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:40:50,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:40:52,113 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:40:52,113 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-02 20:40:52,113 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [696132108] [2023-12-02 20:40:52,114 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [696132108] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 20:40:52,114 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [986552849] [2023-12-02 20:40:52,114 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-12-02 20:40:52,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 20:40:52,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 [2023-12-02 20:40:52,115 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 20:40:52,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2023-12-02 20:40:52,325 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-12-02 20:40:52,325 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-12-02 20:40:52,328 INFO L262 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 62 conjunts are in the unsatisfiable core [2023-12-02 20:40:52,332 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:40:52,508 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 [2023-12-02 20:40:52,630 INFO L349 Elim1Store]: treesize reduction 4, result has 66.7 percent of original size [2023-12-02 20:40:52,630 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 [2023-12-02 20:40:53,102 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 20:40:53,102 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 33 [2023-12-02 20:40:53,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:40:53,622 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 26 treesize of output 19 [2023-12-02 20:40:53,669 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-12-02 20:40:53,743 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 19 treesize of output 18 [2023-12-02 20:40:53,864 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 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 [2023-12-02 20:40:54,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:40:54,360 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 30 treesize of output 21 [2023-12-02 20:40:54,404 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 33 treesize of output 38 [2023-12-02 20:40:54,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:40:54,550 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 [2023-12-02 20:40:54,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:40:54,609 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 [2023-12-02 20:40:54,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:40:54,653 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 [2023-12-02 20:40:54,742 INFO L349 Elim1Store]: treesize reduction 17, result has 22.7 percent of original size [2023-12-02 20:40:54,742 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 1 case distinctions, treesize of input 33 treesize of output 24 [2023-12-02 20:40:55,362 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 25 treesize of output 13 [2023-12-02 20:40:55,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:40:55,463 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 [2023-12-02 20:40:55,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:40:55,490 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 [2023-12-02 20:40:55,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:40:55,513 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 [2023-12-02 20:40:56,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:40:56,146 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 41 [2023-12-02 20:40:56,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:40:56,236 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 [2023-12-02 20:40:56,348 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 [2023-12-02 20:40:56,413 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 7 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:40:56,413 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:40:56,438 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (* c_threadThread1of2ForFork0_~j~0 4))) (and (forall ((v_ArrVal_2590 (Array Int Int))) (= |c_threadThread1of2ForFork0_#t~nondet6| (select (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2590) c_~datas~0.base) (+ c_~datas~0.offset 3 .cse0)))) (forall ((v_ArrVal_2590 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2590) c_~datas~0.base) (+ c_~datas~0.offset .cse0 1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_2590 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2590) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse0)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_2590 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2590) c_~datas~0.base) (+ c_~datas~0.offset .cse0)) |c_threadThread1of2ForFork0_#t~nondet6|)))) is different from false [2023-12-02 20:40:56,467 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (* c_threadThread1of2ForFork0_~j~0 4))) (and (forall ((v_ArrVal_2589 (Array Int Int)) (v_ArrVal_2590 (Array Int Int))) (= (select (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2589) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2590) c_~datas~0.base) (+ c_~datas~0.offset 3 .cse0)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_2589 (Array Int Int)) (v_ArrVal_2590 (Array Int Int))) (= (select (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2589) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2590) c_~datas~0.base) (+ c_~datas~0.offset .cse0 1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_2589 (Array Int Int)) (v_ArrVal_2590 (Array Int Int))) (= (select (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2589) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2590) c_~datas~0.base) (+ c_~datas~0.offset .cse0)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_2589 (Array Int Int)) (v_ArrVal_2590 (Array Int Int))) (= (select (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2589) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2590) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse0)) |c_threadThread1of2ForFork0_#t~nondet6|)))) is different from false [2023-12-02 20:40:56,485 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (select |c_#race| c_~datas~0.base)) (.cse1 (+ c_~datas~0.offset (* c_threadThread2of2ForFork0_~j~0 4))) (.cse2 (* c_threadThread1of2ForFork0_~j~0 4))) (and (forall ((v_ArrVal_2589 (Array Int Int)) (v_ArrVal_2588 Int) (v_ArrVal_2590 (Array Int Int))) (= (select (select (store (store (store |c_#race| c_~datas~0.base (store .cse0 .cse1 v_ArrVal_2588)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2589) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2590) c_~datas~0.base) (+ c_~datas~0.offset 3 .cse2)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_2589 (Array Int Int)) (v_ArrVal_2588 Int) (v_ArrVal_2590 (Array Int Int))) (= (select (select (store (store (store |c_#race| c_~datas~0.base (store .cse0 .cse1 v_ArrVal_2588)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2589) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2590) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse2)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_2589 (Array Int Int)) (v_ArrVal_2588 Int) (v_ArrVal_2590 (Array Int Int))) (= (select (select (store (store (store |c_#race| c_~datas~0.base (store .cse0 .cse1 v_ArrVal_2588)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2589) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2590) c_~datas~0.base) (+ c_~datas~0.offset .cse2 1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_2589 (Array Int Int)) (v_ArrVal_2588 Int) (v_ArrVal_2590 (Array Int Int))) (= (select (select (store (store (store |c_#race| c_~datas~0.base (store .cse0 .cse1 v_ArrVal_2588)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2589) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2590) c_~datas~0.base) (+ c_~datas~0.offset .cse2)) |c_threadThread1of2ForFork0_#t~nondet6|)))) is different from false [2023-12-02 20:40:56,704 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (select |c_#race| c_~datas~0.base)) (.cse1 (* c_threadThread1of2ForFork0_~j~0 4))) (and (forall ((v_threadThread2of2ForFork0_~j~0_45 Int)) (or (< v_threadThread2of2ForFork0_~j~0_45 c_~next_j~0) (forall ((v_ArrVal_2589 (Array Int Int)) (v_ArrVal_2588 Int) (v_ArrVal_2590 (Array Int Int))) (= (select (select (store (store (store |c_#race| c_~datas~0.base (store .cse0 (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_45 4)) v_ArrVal_2588)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2589) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2590) c_~datas~0.base) (+ c_~datas~0.offset .cse1 1)) |c_threadThread1of2ForFork0_#t~nondet6|)))) (forall ((v_threadThread2of2ForFork0_~j~0_45 Int)) (or (< v_threadThread2of2ForFork0_~j~0_45 c_~next_j~0) (forall ((v_ArrVal_2589 (Array Int Int)) (v_ArrVal_2588 Int) (v_ArrVal_2590 (Array Int Int))) (= (select (select (store (store (store |c_#race| c_~datas~0.base (store .cse0 (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_45 4)) v_ArrVal_2588)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2589) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2590) c_~datas~0.base) (+ c_~datas~0.offset .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)))) (forall ((v_threadThread2of2ForFork0_~j~0_45 Int)) (or (< v_threadThread2of2ForFork0_~j~0_45 c_~next_j~0) (forall ((v_ArrVal_2589 (Array Int Int)) (v_ArrVal_2588 Int) (v_ArrVal_2590 (Array Int Int))) (= (select (select (store (store (store |c_#race| c_~datas~0.base (store .cse0 (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_45 4)) v_ArrVal_2588)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2589) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2590) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)))) (forall ((v_threadThread2of2ForFork0_~j~0_45 Int)) (or (forall ((v_ArrVal_2589 (Array Int Int)) (v_ArrVal_2588 Int) (v_ArrVal_2590 (Array Int Int))) (= (select (select (store (store (store |c_#race| c_~datas~0.base (store .cse0 (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_45 4)) v_ArrVal_2588)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2589) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2590) c_~datas~0.base) (+ c_~datas~0.offset 3 .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_45 c_~next_j~0))))) is different from false [2023-12-02 20:40:56,843 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (* c_threadThread1of2ForFork0_~j~0 4))) (and (forall ((v_ArrVal_2586 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_45 Int)) (or (< v_threadThread2of2ForFork0_~j~0_45 c_~next_j~0) (forall ((v_ArrVal_2589 (Array Int Int)) (v_ArrVal_2588 Int) (v_ArrVal_2590 (Array Int Int))) (= (select (select (store (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2586) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_45 4)) v_ArrVal_2588)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2589) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2590) c_~datas~0.base) (+ c_~datas~0.offset .cse0)) |c_threadThread1of2ForFork0_#t~nondet6|)))) (forall ((v_ArrVal_2586 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_45 Int)) (or (< v_threadThread2of2ForFork0_~j~0_45 c_~next_j~0) (forall ((v_ArrVal_2589 (Array Int Int)) (v_ArrVal_2588 Int) (v_ArrVal_2590 (Array Int Int))) (= (select (select (store (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2586) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_45 4)) v_ArrVal_2588)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2589) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2590) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse0)) |c_threadThread1of2ForFork0_#t~nondet6|)))) (forall ((v_ArrVal_2586 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_45 Int)) (or (< v_threadThread2of2ForFork0_~j~0_45 c_~next_j~0) (forall ((v_ArrVal_2589 (Array Int Int)) (v_ArrVal_2588 Int) (v_ArrVal_2590 (Array Int Int))) (= (select (select (store (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2586) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_45 4)) v_ArrVal_2588)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2589) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2590) c_~datas~0.base) (+ c_~datas~0.offset 3 .cse0)) |c_threadThread1of2ForFork0_#t~nondet6|)))) (forall ((v_ArrVal_2586 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_45 Int)) (or (< v_threadThread2of2ForFork0_~j~0_45 c_~next_j~0) (forall ((v_ArrVal_2589 (Array Int Int)) (v_ArrVal_2588 Int) (v_ArrVal_2590 (Array Int Int))) (= (select (select (store (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2586) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_45 4)) v_ArrVal_2588)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2589) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2590) c_~datas~0.base) (+ c_~datas~0.offset .cse0 1)) |c_threadThread1of2ForFork0_#t~nondet6|)))))) is different from false [2023-12-02 20:40:56,941 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|)) (.cse1 (* c_threadThread1of2ForFork0_~j~0 4))) (and (forall ((v_ArrVal_2586 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_45 Int)) (or (forall ((v_ArrVal_2589 (Array Int Int)) (v_ArrVal_2588 Int) (v_ArrVal_2590 (Array Int Int))) (= |c_threadThread1of2ForFork0_#t~nondet6| (select (select (store (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2586) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_45 4)) v_ArrVal_2588)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2589) .cse0 v_ArrVal_2590) c_~datas~0.base) (+ c_~datas~0.offset .cse1 1)))) (< v_threadThread2of2ForFork0_~j~0_45 c_~next_j~0))) (forall ((v_ArrVal_2586 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_45 Int)) (or (< v_threadThread2of2ForFork0_~j~0_45 c_~next_j~0) (forall ((v_ArrVal_2589 (Array Int Int)) (v_ArrVal_2588 Int) (v_ArrVal_2590 (Array Int Int))) (= (select (select (store (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2586) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_45 4)) v_ArrVal_2588)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2589) .cse0 v_ArrVal_2590) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)))) (forall ((v_ArrVal_2586 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_45 Int)) (or (< v_threadThread2of2ForFork0_~j~0_45 c_~next_j~0) (forall ((v_ArrVal_2589 (Array Int Int)) (v_ArrVal_2588 Int) (v_ArrVal_2590 (Array Int Int))) (= (select (select (store (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2586) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_45 4)) v_ArrVal_2588)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2589) .cse0 v_ArrVal_2590) c_~datas~0.base) (+ c_~datas~0.offset .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)))) (forall ((v_ArrVal_2586 (Array Int Int)) (v_threadThread2of2ForFork0_~j~0_45 Int)) (or (< v_threadThread2of2ForFork0_~j~0_45 c_~next_j~0) (forall ((v_ArrVal_2589 (Array Int Int)) (v_ArrVal_2588 Int) (v_ArrVal_2590 (Array Int Int))) (= (select (select (store (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2586) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_45 4)) v_ArrVal_2588)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2589) .cse0 v_ArrVal_2590) c_~datas~0.base) (+ c_~datas~0.offset 3 .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)))))) is different from false [2023-12-02 20:41:31,950 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:41:31,951 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 3 case distinctions, treesize of input 173 treesize of output 183 [2023-12-02 20:41:31,957 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 256 treesize of output 232 [2023-12-02 20:41:31,965 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:41:31,965 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 143 treesize of output 95 [2023-12-02 20:41:31,971 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 76 treesize of output 62 [2023-12-02 20:41:31,975 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 41 treesize of output 34 [2023-12-02 20:41:31,997 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:41:32,006 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:41:32,006 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 3 case distinctions, treesize of input 92 treesize of output 102 [2023-12-02 20:41:32,009 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:41:32,011 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 127 treesize of output 111 [2023-12-02 20:41:32,018 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:41:32,018 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 90 treesize of output 45 [2023-12-02 20:41:32,027 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:41:32,037 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:41:32,037 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 3 case distinctions, treesize of input 92 treesize of output 102 [2023-12-02 20:41:32,041 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:41:32,043 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 131 treesize of output 115 [2023-12-02 20:41:32,050 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:41:32,051 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 75 treesize of output 41 [2023-12-02 20:41:32,060 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:41:32,070 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:41:32,071 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 3 case distinctions, treesize of input 90 treesize of output 100 [2023-12-02 20:41:32,075 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:41:32,077 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 125 treesize of output 109 [2023-12-02 20:41:32,084 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:41:32,084 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 91 treesize of output 53 [2023-12-02 20:41:32,090 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 20 treesize of output 14 [2023-12-02 20:42:04,176 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 351 treesize of output 319 [2023-12-02 20:42:04,191 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 172 treesize of output 164 [2023-12-02 20:42:04,198 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 139 treesize of output 135 [2023-12-02 20:42:04,205 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 110 treesize of output 102 [2023-12-02 20:42:04,462 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:42:04,462 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 34 treesize of output 39 [2023-12-02 20:42:04,558 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 15 refuted. 4 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:42:04,559 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [986552849] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 20:42:04,559 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-02 20:42:04,559 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 27, 27] total 72 [2023-12-02 20:42:04,559 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1480757610] [2023-12-02 20:42:04,559 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-02 20:42:04,559 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 73 states [2023-12-02 20:42:04,560 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-02 20:42:04,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 73 interpolants. [2023-12-02 20:42:04,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=417, Invalid=3941, Unknown=88, NotChecked=810, Total=5256 [2023-12-02 20:42:04,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:42:04,563 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:42:04,563 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 73 states, 72 states have (on average 4.805555555555555) internal successors, (346), 73 states have internal predecessors, (346), 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) [2023-12-02 20:42:04,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:42:04,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:42:04,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:42:04,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:42:04,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:42:04,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-12-02 20:42:04,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:42:04,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2023-12-02 20:42:04,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2023-12-02 20:42:04,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-12-02 20:42:04,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:42:04,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2023-12-02 20:42:04,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2023-12-02 20:42:04,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2023-12-02 20:42:04,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2023-12-02 20:42:04,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2023-12-02 20:42:04,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-12-02 20:42:04,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:42:47,511 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:42:47,543 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|)) (.cse1 (not (= |c_ULTIMATE.start_main_~#tids~0#1.base| c_~datas~0.base))) (.cse0 (< |c_ULTIMATE.start_main_~threads_total~0#1| 1)) (.cse4 (+ c_~datas~0.offset (* c_threadThread2of2ForFork0_~j~0 4))) (.cse5 (* c_threadThread1of2ForFork0_~j~0 4))) (and (or .cse0 (and .cse1 (forall ((v_ArrVal_2094 (Array Int Int)) (v_ArrVal_2092 (Array Int Int))) (not (= (select (select (store (store |c_#memory_$Pointer$.base| .cse2 v_ArrVal_2092) c_~datas~0.base v_ArrVal_2094) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) c_~datas~0.base))))) (or .cse0 (and (forall ((v_ArrVal_2094 (Array Int Int)) (v_ArrVal_2092 (Array Int Int)) (v_ArrVal_2078 (Array Int Int))) (not (= (select (select (store (let ((.cse3 (store |c_#memory_$Pointer$.base| .cse2 v_ArrVal_2078))) (store .cse3 (select (select .cse3 |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) v_ArrVal_2092)) c_~datas~0.base v_ArrVal_2094) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) c_~datas~0.base))) .cse1)) (forall ((v_ArrVal_2102 (Array Int Int)) (v_ArrVal_2103 Int) (v_ArrVal_2098 (Array Int Int))) (= (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2098) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2102) c_~datas~0.base) .cse4 v_ArrVal_2103) (+ c_~datas~0.offset 2 .cse5)) |c_threadThread1of2ForFork0_#t~nondet6|)) (or (< |c_#StackHeapBarrier| (+ |c_ULTIMATE.start_main_~#tids~0#1.base| 1)) .cse0) (forall ((v_ArrVal_2102 (Array Int Int)) (v_ArrVal_2103 Int) (v_ArrVal_2098 (Array Int Int))) (= |c_threadThread1of2ForFork0_#t~nondet6| (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2098) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2102) c_~datas~0.base) .cse4 v_ArrVal_2103) (+ c_~datas~0.offset 3 .cse5)))) (forall ((v_ArrVal_2102 (Array Int Int)) (v_ArrVal_2103 Int) (v_ArrVal_2098 (Array Int Int))) (= (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2098) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2102) c_~datas~0.base) .cse4 v_ArrVal_2103) (+ c_~datas~0.offset .cse5 1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_2102 (Array Int Int)) (v_ArrVal_2103 Int) (v_ArrVal_2098 (Array Int Int))) (= (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2098) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2102) c_~datas~0.base) .cse4 v_ArrVal_2103) (+ c_~datas~0.offset .cse5)) |c_threadThread1of2ForFork0_#t~nondet6|)))) is different from false [2023-12-02 20:42:48,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:42:48,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:42:48,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:42:48,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:42:48,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:42:48,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-12-02 20:42:48,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:42:48,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2023-12-02 20:42:48,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2023-12-02 20:42:48,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-12-02 20:42:48,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:42:48,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2023-12-02 20:42:48,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2023-12-02 20:42:48,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2023-12-02 20:42:48,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2023-12-02 20:42:48,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2023-12-02 20:42:48,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-12-02 20:42:48,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2023-12-02 20:42:48,301 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2023-12-02 20:42:48,496 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable32 [2023-12-02 20:42:48,497 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting threadErr4ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE, threadErr2ASSERT_VIOLATIONDATA_RACE, threadErr3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-12-02 20:42:48,497 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:42:48,497 INFO L85 PathProgramCache]: Analyzing trace with hash -244449939, now seen corresponding path program 1 times [2023-12-02 20:42:48,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-02 20:42:48,497 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1698171305] [2023-12-02 20:42:48,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:42:48,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:42:48,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:42:50,200 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:42:50,200 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-02 20:42:50,200 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1698171305] [2023-12-02 20:42:50,200 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1698171305] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 20:42:50,200 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [251415343] [2023-12-02 20:42:50,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:42:50,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 20:42:50,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 [2023-12-02 20:42:50,201 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 20:42:50,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0777f1-36e9-4555-badd-666b2b18d3c5/bin/ugemcutter-verify-Bi2udmvEmx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2023-12-02 20:42:50,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:42:50,405 INFO L262 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 68 conjunts are in the unsatisfiable core [2023-12-02 20:42:50,410 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:42:50,591 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 [2023-12-02 20:42:50,727 INFO L349 Elim1Store]: treesize reduction 4, result has 66.7 percent of original size [2023-12-02 20:42:50,728 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 [2023-12-02 20:42:51,287 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 20:42:51,287 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 33 [2023-12-02 20:42:51,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:42:51,893 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 26 treesize of output 19 [2023-12-02 20:42:51,933 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-12-02 20:42:52,048 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 19 treesize of output 18 [2023-12-02 20:42:52,158 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 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 [2023-12-02 20:42:52,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:42:52,906 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 30 treesize of output 21 [2023-12-02 20:42:52,944 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 33 treesize of output 38 [2023-12-02 20:42:53,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:42:53,064 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 [2023-12-02 20:42:53,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:42:53,105 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 [2023-12-02 20:42:53,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:42:53,163 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 [2023-12-02 20:42:53,276 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-02 20:42:53,276 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 33 [2023-12-02 20:42:54,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:42:54,367 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 26 treesize of output 19 [2023-12-02 20:42:54,384 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 25 treesize of output 13 [2023-12-02 20:42:54,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:42:54,493 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 [2023-12-02 20:42:54,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:42:54,537 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 [2023-12-02 20:42:54,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:42:54,566 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 [2023-12-02 20:42:54,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:42:54,604 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 [2023-12-02 20:42:54,732 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 [2023-12-02 20:42:54,757 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 [2023-12-02 20:42:54,778 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 [2023-12-02 20:42:54,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 20:42:54,878 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:42:54,878 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 48 treesize of output 41 [2023-12-02 20:42:54,947 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 20:42:54,947 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:42:55,103 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (+ c_~datas~0.offset (* c_threadThread2of2ForFork0_~j~0 4))) (.cse1 (* c_threadThread1of2ForFork0_~j~0 4))) (and (forall ((v_ArrVal_2751 (Array Int Int)) (v_ArrVal_2752 Int)) (= (select (store (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2751) c_~datas~0.base) .cse0 v_ArrVal_2752) (+ c_~datas~0.offset .cse1 1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_2751 (Array Int Int)) (v_ArrVal_2752 Int)) (= (select (store (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2751) c_~datas~0.base) .cse0 v_ArrVal_2752) (+ c_~datas~0.offset 3 .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_2751 (Array Int Int)) (v_ArrVal_2752 Int)) (= (select (store (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2751) c_~datas~0.base) .cse0 v_ArrVal_2752) (+ c_~datas~0.offset 2 .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_2751 (Array Int Int)) (v_ArrVal_2752 Int)) (= (select (store (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2751) c_~datas~0.base) .cse0 v_ArrVal_2752) (+ c_~datas~0.offset .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)))) is different from false [2023-12-02 20:42:55,161 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (+ c_~datas~0.offset (* c_threadThread2of2ForFork0_~j~0 4))) (.cse1 (* c_threadThread1of2ForFork0_~j~0 4))) (and (forall ((v_ArrVal_2748 (Array Int Int)) (v_ArrVal_2751 (Array Int Int)) (v_ArrVal_2752 Int)) (= (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2748) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2751) c_~datas~0.base) .cse0 v_ArrVal_2752) (+ c_~datas~0.offset .cse1 1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_2748 (Array Int Int)) (v_ArrVal_2751 (Array Int Int)) (v_ArrVal_2752 Int)) (= (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2748) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2751) c_~datas~0.base) .cse0 v_ArrVal_2752) (+ c_~datas~0.offset 2 .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_2748 (Array Int Int)) (v_ArrVal_2751 (Array Int Int)) (v_ArrVal_2752 Int)) (= (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2748) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2751) c_~datas~0.base) .cse0 v_ArrVal_2752) (+ c_~datas~0.offset .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_2748 (Array Int Int)) (v_ArrVal_2751 (Array Int Int)) (v_ArrVal_2752 Int)) (= (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2748) |c_ULTIMATE.start_main_#t~mem16#1.base| v_ArrVal_2751) c_~datas~0.base) .cse0 v_ArrVal_2752) (+ c_~datas~0.offset 3 .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)))) is different from false [2023-12-02 20:42:55,218 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|)) (.cse1 (+ c_~datas~0.offset (* c_threadThread2of2ForFork0_~j~0 4))) (.cse2 (* c_threadThread1of2ForFork0_~j~0 4))) (and (forall ((v_ArrVal_2748 (Array Int Int)) (v_ArrVal_2751 (Array Int Int)) (v_ArrVal_2752 Int)) (= (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2748) .cse0 v_ArrVal_2751) c_~datas~0.base) .cse1 v_ArrVal_2752) (+ c_~datas~0.offset 2 .cse2)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_2748 (Array Int Int)) (v_ArrVal_2751 (Array Int Int)) (v_ArrVal_2752 Int)) (= (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2748) .cse0 v_ArrVal_2751) c_~datas~0.base) .cse1 v_ArrVal_2752) (+ c_~datas~0.offset 3 .cse2)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_2748 (Array Int Int)) (v_ArrVal_2751 (Array Int Int)) (v_ArrVal_2752 Int)) (= (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2748) .cse0 v_ArrVal_2751) c_~datas~0.base) .cse1 v_ArrVal_2752) (+ c_~datas~0.offset .cse2 1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_2748 (Array Int Int)) (v_ArrVal_2751 (Array Int Int)) (v_ArrVal_2752 Int)) (= (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2748) .cse0 v_ArrVal_2751) c_~datas~0.base) .cse1 v_ArrVal_2752) (+ c_~datas~0.offset .cse2)) |c_threadThread1of2ForFork0_#t~nondet6|)))) is different from false [2023-12-02 20:42:55,243 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (+ c_~datas~0.offset (* c_threadThread2of2ForFork0_~j~0 4))) (.cse1 (* c_threadThread1of2ForFork0_~j~0 4))) (and (forall ((v_ArrVal_2748 (Array Int Int)) (v_ArrVal_2744 (Array Int Int)) (v_ArrVal_2751 (Array Int Int)) (v_ArrVal_2752 Int)) (= |c_threadThread1of2ForFork0_#t~nondet6| (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2748) (select (select (store |c_#memory_$Pointer$.base| c_~datas~0.base v_ArrVal_2744) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) v_ArrVal_2751) c_~datas~0.base) .cse0 v_ArrVal_2752) (+ c_~datas~0.offset 2 .cse1)))) (forall ((v_ArrVal_2748 (Array Int Int)) (v_ArrVal_2744 (Array Int Int)) (v_ArrVal_2751 (Array Int Int)) (v_ArrVal_2752 Int)) (= (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2748) (select (select (store |c_#memory_$Pointer$.base| c_~datas~0.base v_ArrVal_2744) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) v_ArrVal_2751) c_~datas~0.base) .cse0 v_ArrVal_2752) (+ c_~datas~0.offset 3 .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_2748 (Array Int Int)) (v_ArrVal_2744 (Array Int Int)) (v_ArrVal_2751 (Array Int Int)) (v_ArrVal_2752 Int)) (= (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2748) (select (select (store |c_#memory_$Pointer$.base| c_~datas~0.base v_ArrVal_2744) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) v_ArrVal_2751) c_~datas~0.base) .cse0 v_ArrVal_2752) (+ c_~datas~0.offset .cse1 1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (forall ((v_ArrVal_2748 (Array Int Int)) (v_ArrVal_2744 (Array Int Int)) (v_ArrVal_2751 (Array Int Int)) (v_ArrVal_2752 Int)) (= (select (store (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2748) (select (select (store |c_#memory_$Pointer$.base| c_~datas~0.base v_ArrVal_2744) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) v_ArrVal_2751) c_~datas~0.base) .cse0 v_ArrVal_2752) (+ c_~datas~0.offset .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)))) is different from false [2023-12-02 20:42:57,776 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (* c_threadThread1of2ForFork0_~j~0 4))) (let ((.cse1 (+ c_~datas~0.offset 3 .cse2))) (let ((.cse0 (store |c_#race| c_~datas~0.base (store (select |c_#race| c_~datas~0.base) .cse1 |c_threadThread1of2ForFork0_#t~nondet6|)))) (and (forall ((v_threadThread2of2ForFork0_~j~0_48 Int) (v_ArrVal_2743 (Array Int Int))) (or (< v_threadThread2of2ForFork0_~j~0_48 c_~next_j~0) (forall ((v_ArrVal_2748 (Array Int Int)) (v_ArrVal_2744 (Array Int Int)) (v_ArrVal_2751 (Array Int Int)) (v_ArrVal_2752 Int)) (= (select (store (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2748) (select (select (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_#t~mem13#1.base| v_ArrVal_2743) c_~datas~0.base v_ArrVal_2744) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) v_ArrVal_2751) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_48 4)) v_ArrVal_2752) .cse1) |c_threadThread1of2ForFork0_#t~nondet6|)))) (forall ((v_threadThread2of2ForFork0_~j~0_48 Int) (v_ArrVal_2743 (Array Int Int))) (or (< v_threadThread2of2ForFork0_~j~0_48 c_~next_j~0) (forall ((v_ArrVal_2748 (Array Int Int)) (v_ArrVal_2744 (Array Int Int)) (v_ArrVal_2751 (Array Int Int)) (v_ArrVal_2752 Int)) (= (select (store (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2748) (select (select (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_#t~mem13#1.base| v_ArrVal_2743) c_~datas~0.base v_ArrVal_2744) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) v_ArrVal_2751) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_48 4)) v_ArrVal_2752) (+ c_~datas~0.offset 2 .cse2)) |c_threadThread1of2ForFork0_#t~nondet6|)))) (forall ((v_threadThread2of2ForFork0_~j~0_48 Int) (v_ArrVal_2743 (Array Int Int))) (or (< v_threadThread2of2ForFork0_~j~0_48 c_~next_j~0) (forall ((v_ArrVal_2748 (Array Int Int)) (v_ArrVal_2744 (Array Int Int)) (v_ArrVal_2751 (Array Int Int)) (v_ArrVal_2752 Int)) (= (select (store (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2748) (select (select (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_#t~mem13#1.base| v_ArrVal_2743) c_~datas~0.base v_ArrVal_2744) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) v_ArrVal_2751) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_48 4)) v_ArrVal_2752) (+ c_~datas~0.offset .cse2)) |c_threadThread1of2ForFork0_#t~nondet6|)))) (forall ((v_threadThread2of2ForFork0_~j~0_48 Int) (v_ArrVal_2743 (Array Int Int))) (or (< v_threadThread2of2ForFork0_~j~0_48 c_~next_j~0) (forall ((v_ArrVal_2748 (Array Int Int)) (v_ArrVal_2744 (Array Int Int)) (v_ArrVal_2751 (Array Int Int)) (v_ArrVal_2752 Int)) (= (select (store (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2748) (select (select (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_#t~mem13#1.base| v_ArrVal_2743) c_~datas~0.base v_ArrVal_2744) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) v_ArrVal_2751) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_48 4)) v_ArrVal_2752) (+ c_~datas~0.offset .cse2 1)) |c_threadThread1of2ForFork0_#t~nondet6|)))))))) is different from false [2023-12-02 20:42:58,989 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse1 (* c_threadThread1of2ForFork0_~j~0 4))) (let ((.cse0 (+ c_~datas~0.offset 3 .cse1))) (and (forall ((v_threadThread2of2ForFork0_~j~0_48 Int) (v_ArrVal_2743 (Array Int Int)) (v_ArrVal_2738 (Array Int Int))) (or (forall ((v_ArrVal_2748 (Array Int Int)) (v_ArrVal_2744 (Array Int Int)) (v_ArrVal_2751 (Array Int Int)) (v_ArrVal_2752 Int)) (= (select (store (select (store (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2738) c_~datas~0.base) .cse0 |c_threadThread1of2ForFork0_#t~nondet6|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2748) (select (select (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_#t~mem13#1.base| v_ArrVal_2743) c_~datas~0.base v_ArrVal_2744) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) v_ArrVal_2751) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_48 4)) v_ArrVal_2752) (+ c_~datas~0.offset 2 .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_48 c_~next_j~0))) (forall ((v_threadThread2of2ForFork0_~j~0_48 Int) (v_ArrVal_2743 (Array Int Int)) (v_ArrVal_2738 (Array Int Int))) (or (< v_threadThread2of2ForFork0_~j~0_48 c_~next_j~0) (forall ((v_ArrVal_2748 (Array Int Int)) (v_ArrVal_2744 (Array Int Int)) (v_ArrVal_2751 (Array Int Int)) (v_ArrVal_2752 Int)) (= (select (store (select (store (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2738) c_~datas~0.base) .cse0 |c_threadThread1of2ForFork0_#t~nondet6|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2748) (select (select (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_#t~mem13#1.base| v_ArrVal_2743) c_~datas~0.base v_ArrVal_2744) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) v_ArrVal_2751) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_48 4)) v_ArrVal_2752) (+ c_~datas~0.offset .cse1 1)) |c_threadThread1of2ForFork0_#t~nondet6|)))) (forall ((v_threadThread2of2ForFork0_~j~0_48 Int) (v_ArrVal_2743 (Array Int Int)) (v_ArrVal_2738 (Array Int Int))) (or (< v_threadThread2of2ForFork0_~j~0_48 c_~next_j~0) (forall ((v_ArrVal_2748 (Array Int Int)) (v_ArrVal_2744 (Array Int Int)) (v_ArrVal_2751 (Array Int Int)) (v_ArrVal_2752 Int)) (= (select (store (select (store (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2738) c_~datas~0.base) .cse0 |c_threadThread1of2ForFork0_#t~nondet6|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2748) (select (select (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_#t~mem13#1.base| v_ArrVal_2743) c_~datas~0.base v_ArrVal_2744) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) v_ArrVal_2751) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_48 4)) v_ArrVal_2752) .cse0) |c_threadThread1of2ForFork0_#t~nondet6|)))) (forall ((v_threadThread2of2ForFork0_~j~0_48 Int) (v_ArrVal_2743 (Array Int Int)) (v_ArrVal_2738 (Array Int Int))) (or (forall ((v_ArrVal_2748 (Array Int Int)) (v_ArrVal_2744 (Array Int Int)) (v_ArrVal_2751 (Array Int Int)) (v_ArrVal_2752 Int)) (= (select (store (select (store (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2738) c_~datas~0.base) .cse0 |c_threadThread1of2ForFork0_#t~nondet6|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2748) (select (select (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_#t~mem13#1.base| v_ArrVal_2743) c_~datas~0.base v_ArrVal_2744) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) v_ArrVal_2751) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_48 4)) v_ArrVal_2752) (+ c_~datas~0.offset .cse1)) |c_threadThread1of2ForFork0_#t~nondet6|)) (< v_threadThread2of2ForFork0_~j~0_48 c_~next_j~0)))))) is different from false [2023-12-02 20:42:59,045 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (* c_threadThread1of2ForFork0_~j~0 4))) (let ((.cse0 (+ c_~datas~0.offset 3 .cse2)) (.cse1 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|))) (and (forall ((v_threadThread2of2ForFork0_~j~0_48 Int) (v_ArrVal_2743 (Array Int Int)) (v_ArrVal_2738 (Array Int Int))) (or (< v_threadThread2of2ForFork0_~j~0_48 c_~next_j~0) (forall ((v_ArrVal_2748 (Array Int Int)) (v_ArrVal_2744 (Array Int Int)) (v_ArrVal_2751 (Array Int Int)) (v_ArrVal_2752 Int)) (= (select (store (select (store (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2738) c_~datas~0.base) .cse0 |c_threadThread1of2ForFork0_#t~nondet6|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2748) (select (select (store (store |c_#memory_$Pointer$.base| .cse1 v_ArrVal_2743) c_~datas~0.base v_ArrVal_2744) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) v_ArrVal_2751) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_48 4)) v_ArrVal_2752) (+ c_~datas~0.offset 2 .cse2)) |c_threadThread1of2ForFork0_#t~nondet6|)))) (forall ((v_threadThread2of2ForFork0_~j~0_48 Int) (v_ArrVal_2743 (Array Int Int)) (v_ArrVal_2738 (Array Int Int))) (or (< v_threadThread2of2ForFork0_~j~0_48 c_~next_j~0) (forall ((v_ArrVal_2748 (Array Int Int)) (v_ArrVal_2744 (Array Int Int)) (v_ArrVal_2751 (Array Int Int)) (v_ArrVal_2752 Int)) (= (select (store (select (store (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2738) c_~datas~0.base) .cse0 |c_threadThread1of2ForFork0_#t~nondet6|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2748) (select (select (store (store |c_#memory_$Pointer$.base| .cse1 v_ArrVal_2743) c_~datas~0.base v_ArrVal_2744) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) v_ArrVal_2751) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_48 4)) v_ArrVal_2752) .cse0) |c_threadThread1of2ForFork0_#t~nondet6|)))) (forall ((v_threadThread2of2ForFork0_~j~0_48 Int) (v_ArrVal_2743 (Array Int Int)) (v_ArrVal_2738 (Array Int Int))) (or (< v_threadThread2of2ForFork0_~j~0_48 c_~next_j~0) (forall ((v_ArrVal_2748 (Array Int Int)) (v_ArrVal_2744 (Array Int Int)) (v_ArrVal_2751 (Array Int Int)) (v_ArrVal_2752 Int)) (= (select (store (select (store (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2738) c_~datas~0.base) .cse0 |c_threadThread1of2ForFork0_#t~nondet6|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2748) (select (select (store (store |c_#memory_$Pointer$.base| .cse1 v_ArrVal_2743) c_~datas~0.base v_ArrVal_2744) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) v_ArrVal_2751) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_48 4)) v_ArrVal_2752) (+ c_~datas~0.offset .cse2 1)) |c_threadThread1of2ForFork0_#t~nondet6|)))) (forall ((v_threadThread2of2ForFork0_~j~0_48 Int) (v_ArrVal_2743 (Array Int Int)) (v_ArrVal_2738 (Array Int Int))) (or (< v_threadThread2of2ForFork0_~j~0_48 c_~next_j~0) (forall ((v_ArrVal_2748 (Array Int Int)) (v_ArrVal_2744 (Array Int Int)) (v_ArrVal_2751 (Array Int Int)) (v_ArrVal_2752 Int)) (= (select (store (select (store (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2738) c_~datas~0.base) .cse0 |c_threadThread1of2ForFork0_#t~nondet6|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_2748) (select (select (store (store |c_#memory_$Pointer$.base| .cse1 v_ArrVal_2743) c_~datas~0.base v_ArrVal_2744) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) v_ArrVal_2751) c_~datas~0.base) (+ c_~datas~0.offset (* v_threadThread2of2ForFork0_~j~0_48 4)) v_ArrVal_2752) (+ c_~datas~0.offset .cse2)) |c_threadThread1of2ForFork0_#t~nondet6|))))))) is different from false [2023-12-02 20:43:01,347 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:43:01,348 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 3 case distinctions, treesize of input 191 treesize of output 201 [2023-12-02 20:43:01,359 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 107 treesize of output 101 [2023-12-02 20:43:01,365 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 309 treesize of output 283 [2023-12-02 20:43:01,375 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:43:01,375 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 233 treesize of output 158 [2023-12-02 20:43:01,384 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 154 treesize of output 142 [2023-12-02 20:43:01,466 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:43:01,477 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:43:01,478 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 3 case distinctions, treesize of input 113 treesize of output 123 [2023-12-02 20:43:01,486 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 37 treesize of output 30 [2023-12-02 20:43:01,489 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:43:01,491 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 138 treesize of output 122 [2023-12-02 20:43:01,498 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:43:01,498 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 100 treesize of output 52 [2023-12-02 20:43:01,504 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:43:01,513 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:43:01,514 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 3 case distinctions, treesize of input 113 treesize of output 123 [2023-12-02 20:43:01,521 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 36 treesize of output 29 [2023-12-02 20:43:01,524 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:43:01,526 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 134 treesize of output 118 [2023-12-02 20:43:01,533 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:43:01,533 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 80 treesize of output 48 [2023-12-02 20:43:01,539 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:43:01,549 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:43:01,550 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 3 case distinctions, treesize of input 113 treesize of output 123 [2023-12-02 20:43:01,553 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 20:43:01,555 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 152 treesize of output 136 [2023-12-02 20:43:01,561 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 35 treesize of output 28 [2023-12-02 20:43:01,568 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:43:01,568 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 82 treesize of output 48 [2023-12-02 20:43:06,316 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 188 treesize of output 144 [2023-12-02 20:43:06,322 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 52 treesize of output 48 [2023-12-02 20:43:06,326 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 48 treesize of output 46 [2023-12-02 20:43:06,496 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:43:06,497 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 35 treesize of output 40 [2023-12-02 20:43:06,592 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 14 refuted. 1 times theorem prover too weak. 0 trivial. 4 not checked. [2023-12-02 20:43:06,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [251415343] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 20:43:06,592 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-02 20:43:06,592 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 29, 27] total 74 [2023-12-02 20:43:06,593 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1343679513] [2023-12-02 20:43:06,593 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-02 20:43:06,593 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 75 states [2023-12-02 20:43:06,593 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-02 20:43:06,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 75 interpolants. [2023-12-02 20:43:06,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=452, Invalid=4027, Unknown=105, NotChecked=966, Total=5550 [2023-12-02 20:43:06,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:43:06,597 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-12-02 20:43:06,597 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 75 states, 74 states have (on average 4.756756756756757) internal successors, (352), 75 states have internal predecessors, (352), 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) [2023-12-02 20:43:06,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:43:06,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:43:06,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:43:06,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:43:06,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:43:06,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-12-02 20:43:06,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:43:06,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2023-12-02 20:43:06,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2023-12-02 20:43:06,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-12-02 20:43:06,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:43:06,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2023-12-02 20:43:06,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2023-12-02 20:43:06,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2023-12-02 20:43:06,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2023-12-02 20:43:06,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2023-12-02 20:43:06,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-12-02 20:43:06,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2023-12-02 20:43:06,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:43:15,897 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:43:17,447 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:43:18,942 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:43:21,029 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:43:22,427 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:43:23,838 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:43:25,239 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:43:26,708 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:43:28,196 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:43:32,573 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:43:34,073 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:43:35,568 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-12-02 20:43:36,965 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1]